ACTINIARIA

Fautin, Daphne Gail, Zelenchuk, Taras & Raveendran, Dinesh, 2007, Genera of orders Actiniaria and Corallimorpharia (Cnidaria, Anthozoa, Hexacorallia), and their type species *, Zootaxa 1668, pp. 183-244 : 185-233

GENERA OF ACTINIARIA (SEA ANEMONES sensu stricto)

Aceractis Andres, 1883

Type species: Actinia primula Drayton in Dana, 1846, by monotypy. Nomenclature notes: Not listed in NZ ( Neave 1939a, b, 1940a, b, 1950; Edwards & Hopwood 1966; Edwards & Vevers 1975; Edwards & Tobias 1993; Edwards et al. 1996; volume 10 on line). Currently considered valid: No

Acerominyas Andres, 1883

Type species: Actinia viridula Quoy and Gaimard, 1833 , by monotypy. Nomenclature notes: Authorship is in agreement with Neave (1939a). Currently considered valid: No

Acontiactis England, 1990

Type species: Acontiactis gokhaleae England, 1990 , by original designation. Nomenclature notes: Authorship is in agreement with Edwards et al. (1996). Currently considered valid: Yes

Acontiophorum Carlgren, 1938

Type species: Acontiophorum mortenseni Carlgren, 1938 , by monotypy. Nomenclature notes: Authorship is in agreement with Neave (1950). Currently considered valid: Yes

Acraspedanthus Carlgren, 1924 a

Type species: Acraspedanthus elongatus Carlgren, 1924 a, by monotypy. Nomenclature notes: Authorship is in agreement with Neave (1939a) and with Carlgren (1949). Currently considered valid: Yes

Acremodactyla Kwietniewski, 1897

Type species: Acremodactyla ambonensis Kwietniewski, 1897 , by monotypy. Nomenclature notes: Authorship is in agreement with Neave (1939a). Currently considered valid: No

Acthelmis Lütken, 1875

Type species: Actinia intestinalis Fabricius, 1780 , by monotypy. Nomenclature notes: Authorship is in agreement with Neave (1939a) and with Carlgren (1949). Currently considered valid: Yes

Actinauge Verrill, 1883

Type species: Actinia nodosa Fabricius, 1780 , by original designation. Nomenclature notes: Type species is not in agreement with Carlgren (1949). Authorship is in agreement with Neave (1939a, 1940b) and with Carlgren (1949).

Currently considered valid: Yes

Actinecta de Blainville, 1830

Type species: Mynias cyanea Cuvier, 1817 , by replacement.Nomenclature notes: Replacement name ( ICZN Article 60.2) for the junior homonym Minyas . Authorship is in agreement with Neave (1939a). Currently considered valid: No

Actineria de Blainville, 1830

Type species: Actineria villosa Quoy et Gaimard in de Blainville, 1830, by monotypy. Nomenclature notes: Carlgren (1949) erroneously gave 1833 as the date of the type species. Authorship is in agreement with Neave (1939a) and with Carlgren (1949).

Currently considered valid: Yes

Actinernus Verrill, 1879

Type species: Actinernus nobilis Verrill, 1879 , by monotypy. Nomenclature notes: Type species is in agreement with Carlgren (1949). Authorship is in agreement with Neave (1939a) and with Carlgren (1949).

Spelling errors or variants: Actinonernus

Currently considered valid: Yes

Actinia Linnaeus, 1767

Type species: Priapus equinus Linnaeus, 1758 , by subsequent designation. Nomenclature notes: Type species was designated by Thompson (1858), and is in agreement with Carlgren (1949) and Opinion 1295 of the International Commission on Zoological Nomenclature (Bulletin of Zoological Nomenclature 42:34–36; April 1985). Authorship is in agreement with Neave (1939a) but not with Carlgren (1949). Spelling errors or variants: Actinea , Actínia

Currently considered valid: Yes

Actiniogeton Carlgren, 1938

Type species: Actinoides sultana Carlgren, 1900 a, by monotypy. Nomenclature notes: Type species and authorship are in agreement with Carlgren (1949); not listed in NZ ( Neave 1939a, b, 1940a, b, 1950; Edwards & Hopwood 1966; Edwards & Vevers 1975; Edwards & Tobias 1993; Edwards et al. 1996; volume 10 on line).

Currently considered valid: No

Actinioides Haddon and Shackleton, 1893

Type species: Actinioides Dixoniana Haddon and Shackleton, 1893 , by subsequent designation. Nomenclature notes: Type species was designated by Carlgren (1945). Authorship is in agreement with Neave (1939a). Spelling errors or variants: Actiniodes , Actinoides

Currently considered valid: No

Actinocereus de Blainville, 1830

Type species: Hydra disciflora Gaertner, 1762 , by original designation. Nomenclature notes: No type species has been designated for this genus; seven species were included in it originally. Authorship is in agreement with Neave (1939a).

Currently considered valid: No

Actinodactylus Duchassaing, 1850

Type species: Actinodactylus Boscii Duchassaing, 1850 , by monotypy.

Nomenclature notes: In agreement with Neave (1939a), senior homonym of temnocephalan genus Actinodactylus of Haswell, W. A., 1893, Jottings from the biological laboratory of Sydney University. Proceedings of the Linnean Society of New South Wales, series 2, 7:342. Actinodactylus Boscii is also type species of Stauractis . Authorship of both genera is in agreement with Neave (1939a).

Currently considered valid: Yes

Actinodendron de Blainville, 1830

Type species: Actinodendron arborea Quoy et Gaimard in de Blainville, 1830, by subsequent designation. Nomenclature notes: Type species was designated by Carlgren (1949), but the date was given as 1833. Authorship is in agreement with Neave (1939a) but Carlgren (1949) erroneously gave 1930 as the date. Spelling errors or variants: Actinodendrum

Currently considered valid: Yes

Actinolobopsis Verrill, 1899 b

Type species: Actinia reticulata Couthouy in Dana, 1846, by original designation. Nomenclature notes: Authorship is in agreement with Neave (1939a). Created by Verrill (1899b) as a replacement name for Actinoloba which he attributed to Hertwig (1882). However, Hertwig did not propose this name; presumably, Verrill confused it with Hertwig's Antholoba . Therefore, it was an unnecessary replacement name, but is available ( ICZN Article 10.6).

Currently considered valid: No

Actinoporus Duchassaing, 1850

Type species: Actinoporus elegans Duchassaing, 1850 , by monotypy. Nomenclature notes: Type species is in agreement with Carlgren (1949). Authorship is in agreement with Neave (1939a) and with Carlgren (1949).

Currently considered valid: Yes

Actinopsis Danielssen and Koren, 1856

Type species: Actinopsis flava Danielssen and Koren, 1856 , by monotypy.

Nomenclature notes: In agreement with Neave (1939a), senior homonym of echinoderm genus Actinopsis of Lambert, J., 1897, Note sur quelques échinides éocènes de l'Aude. Bulletin de la Société Géologique de France, series 3, 25:507. Neave (1939a) erroneously attributed authorship of the actiniarian genus to Koren and Danielssen, and of the echinoderm genus to Lambert in 1898 (in a publication different from the one cited here).

Currently considered valid: Yes

Actinoscyphia Stephenson, 1920

Type species: Actinernus saginatus Verrill, 1882 , by original designation. Nomenclature notes: Type species is in agreement with Carlgren (1949). Authorship is in agreement with Neave (1939a) and with Carlgren (1949).

Currently considered valid: Yes

Actinoscyphiopsis Carlgren, 1928 a

Type species: Actinernus aurelia Stephenson, 1918 b, by monotypy. Nomenclature notes: Not listed in NZ ( Neave 1939a, b, 1940a, b, 1950; Edwards & Hopwood 1966; Edwards & Vevers 1975; Edwards & Tobias 1993; Edwards et al. 1996; volume 10 on line). Currently considered valid: No

Actinostella Duchassaing, 1850

Type species: Actinostella formosa Duchassaing, 1850 , by monotypy.

Nomenclature notes: Authorship is in agreement with Neave (1939a). Currently considered valid: Yes

Actinostephanus Kwietniewski, 1897

Type species: Actinostephanus Haeckeli Kwietniewski, 1897 , by monotypy. Nomenclature notes: Authorship is in agreement with Neave (1939a) and with Carlgren (1949). Currently considered valid: Yes

Actinostola Verrill, 1883

Type species: Urticina callosa Verrill, 1882 , by original designation. Nomenclature notes: Type species is in agreement with Carlgren (1949). Authorship is in agreement with Neave (1939a) and with Carlgren (1949).

Currently considered valid: Yes

Actinothoe Fischer, 1889

Type species: Sagartia sphyrodeta Gosse, 1858 b, by monotypy.

Nomenclature notes: Type species is in agreement with Carlgren (1949). Authorship is in agreement with Carlgren (1949); not listed in NZ ( Neave 1939a, b, 1940a, b, 1950; Edwards & Hopwood 1966; Edwards & Vevers 1975; Edwards & Tobias 1993; Edwards et al. 1996; volume 10 on line).

Spelling errors or variants: Actinothoë

Currently considered valid: Yes

Adamsia Forbes, 1840

Type species: Actinia maculata Adams, 1800 , by original designation.

Nomenclature notes: Type species is not in agreement with Carlgren (1949). Authorship is in agreement with Carlgren (1949). In agreement with Neave (1939a), senior homonym of gastropod genus Adamsia of Dunker, G., 1857, Mollusca nova collectionis Cumingianae. Proceedings of the Zoological Society of London 24:357. Authorship of both genera is in agreement with Neave (1939a).

Currently considered valid: Yes

Aegeon Gosse, 1865

Type species: AEgeon Alfordi Gosse, 1865 , by monotypy.

Nomenclature notes: In agreement with Neave (1939a), junior homonym of crustacean genus Aegeon of Risso in Kinahan, J. R., 1862, Synopsis of the species of the families Crangonidae and Galatheidae which inhabit the seas around the British Isles. Proceedings of the Royal Irish Academy 8:69–70. Authorship of both genera is in agreement with Neave (1939a).

Spelling errors or variants: AEgeon

Currently considered valid: No

Aegir Danielssen, 1887

Type species: AEgir frigidus Danielssen, 1887 , by monotypy. Nomenclature notes: Authorship is in agreement with Neave (1939). Spelling errors or variants: AEgir

Currently considered valid: No

Aiptasia Gosse, 1858 b

Type species: Aiptasia amacha Gosse, 1858 b, by monotypy. Nomenclature notes: Type species is not in agreement with Carlgren (1949). Authorship is in agreement with Neave (1939a) and with Carlgren (1949).

Spelling errors or variants: Aipstasia

Currently considered valid: Yes

Aiptasiogeton Schmidt, 1972

Type species: Paractis comata Andres, 1881 , by monotypy.

Nomenclature notes: Authorship is in agreement with Edwards and Tobias (1993). Currently considered valid: Yes

Aiptasioides Stephenson, 1918 a

Type species: Aiptasioides prima Stephenson, 1918 a, by original designation. Nomenclature notes: Authorship is in agreement with Neave (1939a). Currently considered valid: No

Aiptasiomorpha Stephenson, 1920

Type species: Aiptasia minima Stephenson, 1918 a, by subsequent designation. Nomenclature notes: Type species was designated by Carlgren (1949). Authorship is in agreement with Neave (1939) and with Carlgren (1949).

Spelling errors or variants: Aiptasiamorpha, Aiptasimorpha Currently considered valid: Yes

Alfredus Schmidt, 1979

Type species: Edwardsia lucifuga Fischer, 1888 , by original designation. Nomenclature notes: Authorship is in agreement with Edwards et al. (1996). Currently considered valid: No

Alicia Johnson, 1861

Type species: Alicia mirabilis Johnson, 1861 , by monotypy.

Nomenclature notes: Type species and authorship are in agreement with Carlgren (1949). In agreement with Neave (1939a), senior homonym of [1] coleopteran genus Alicia of Thomson, J., 1864, Systema Cerambycidarum ou Exposé de Tous les Genres Compris dans la Famille des Cérambycides et Familles Limitrophes, page 125; and [2] bivalve genus Alicia of Angas, G. F., 1868, On a new genus and some new species of marine Mollusca from Port Jackson, New South Wales. Proceedings of the Scientific Meetings of the Zoological Society of London 1867:908. Authorship of all genera is in agreement with Neave (1939a).

Currently considered valid: Yes

Allantactis Danielssen, 1890

Type species: Allantactis parasitica Danielssen, 1890 , by monotypy. Nomenclature notes: Authorship is in agreement with Neave (1939a) and with Carlgren (1949). Spelling errors or variants: Altantactis

Currently considered valid: Yes

Alloactis Verrill, 1899 c

Type species: Paractis excavata Hertwig, 1882 , by original designation. Nomenclature notes: Authorship is in agreement with Neave (1939a). Currently considered valid: No

Ammodiscus Carpenter and Jeffreys, 1871

Type species: Ammodiscus Lindahli Carpenter and Jeffreys, 1871 , by monotypy.

Nomenclature notes: Junior homonym of protist genus Ammodiscus of Reuss, A. E., 1862, Entwurf einer systematischen Zusammenstellung der Foraminiferen. Sitzungsberichte der Kaiserlichen Akademie der Wissenschaften 44:365. Authorship of protist genus is in agreement with Neave (1939a). Actiniarian genus is not listed in NZ ( Neave 1939a, b, 1940a, b, 1950; Edwards & Hopwood 1966; Edwards & Vevers 1975; Edwards & Tobias 1993; Edwards et al. 1996; volume 10 on line). Fowler (1894) created the replacement name ( ICZN Article 60.2) Octineon , attributing it to Moseley. Currently considered valid: No

Ammonactis Verrill, 1865

Type species: Edwardsia rubricollum Stimpson, 1856 a, by monotypy. Nomenclature notes: Authorship is in agreement with Neave (1939a). Currently considered valid: No

Ammophilactis Verrill, 1899 c

Type species: Actinia rapiformis Le Sueur, 1817 , by original designation. Nomenclature notes: Authorship is in agreement with Neave (1939a). Currently considered valid: No

Amphiactis Verrill, 1869 b

Type species: Amphiactis orientalis Verrill, 1869 b, by monotypy.

Nomenclature notes: In agreement with Neave (1939a), senior homonym of echinoderm genus Amphiactis of Matsumoto, H., 1915, A new classification of the Ophiuroidea: with descriptions of new genera and species. Proceedings of the Academy of Natural Sciences of Philadelphia 67:66–67. Authorship of both genera is in agreement with Neave (1939a). Currently considered valid: Yes

Amphianthus Hertwig, 1882

Type species: Amphianthus bathybium Hertwig, 1882 , by monotypy. Nomenclature notes: Type species is in agreement with Carlgren (1949). Authorship is in agreement with Neave (1939a) and with Carlgren (1949).

Spelling errors or variants: Amphiantus

Currently considered valid: Yes

Andresia Stephenson, 1921

Type species: Ilyanthus partenopeus Andres, 1883 , by monotypy.

Nomenclature notes: Authorship is in agreement with Carlgren (1949). Senior homonym of [1] polychaete genus Andresia of Prenant, A., 1924, Andresia ampullifera nov. g., nov. sp. de la sous-famille des polynoïniens. Bulletin de la Société Zoologique de France 49:19; and [2] crustacean genus Andresia of Hinz-Schallreuter, I., 1993, Cambrian ostracodes mainly from Baltoscandia and Morocco. Archiv für Geschiebekunde 1(7):424–425. Actiniarian genus not listed in NZ ( Neave 1939a, b, 1940a, b, 1950; Edwards & Hopwood 1966; Edwards & Vevers 1975; Edwards & Tobias 1993; Edwards et al.; volume 10 on line). Authorship of polychaete is in agreement with Neave (1939a), and of ostracode with NZ 10 (on line).

Currently considered valid: Yes

Andvakia Danielssen, 1890

Type species: Andvakia mirabilis Danielssen, 1890 , by monotypy. Nomenclature notes: Type species is in agreement with Carlgren (1949), who spelled the genus Andwakia , which is an incorrect subsequent spelling ( ICZN Article 33c). Authorship is in agreement with Neave (1939a) and with Carlgren (1949).

Spelling errors or variants: Andwakia

Currently considered valid: Yes

Anemonactis Andres, 1881

Type species: Anemonactis magnifica Andres, 1881 , by monotypy.

Nomenclature notes: Type species is not in agreement with Carlgren (1949), who erroneously gave 1880 as the date of publication; not listed in NZ ( Neave 1939a, b, 1940a, b, 1950; Edwards & Hopwood 1966; Edwards & Vevers 1975; Edwards & Tobias 1993; Edwards et al. 1996; volume 10 on line).

Currently considered valid: Yes

Anemonia Risso, 1826

Type species: Actinia sulcata Pennant, 1777 , by subsequent designation. Nomenclature notes: Type species was designated by Carlgren (1949), who erroneously gave 1766 as the date of publication. Authorship is in agreement with Neave (1939a) and with Carlgren (1949). Spelling errors or variants: Anenomia

Currently considered valid: Yes

Anthea Johnston, 1838 Type species: None

Nomenclature notes: No type species has been designated for this genus; two species were included in it originally. According to Eschmeyer, W., 1998, Catalog of Fishes, vol. 3 fish genus Anthea of Catesby, 1771, is not available: it was published in a work rejected for nomenclatorial purposes in Opinion 259 of the International Commission on Zoological Nomenclature (Bulletin of Zoological Nomenclature 5:253–264; August 1954) because the author did not apply the principles of binominal nomenclature. Neave (1939a) erroneously gave the date of Catesby as 1777. Authorship of the actiniarian genus is in agreement with Neave (1939a).

Currently considered valid: No

Antheomorphe Hertwig, 1882

Type species: Antheomorphe elegans Hertwig, 1882 , by monotypy. Nomenclature notes: Authorship is in agreement with Neave (1939a). Currently considered valid: Yes

Antheopsis Simon, 1892

Type species: Bunodes koseirensis Klunzinger, 1877 , by monotypy. Nomenclature notes: Authorship is in agreement with Neave (1939a). Currently considered valid: Yes

Antholoba Hertwig, 1882

Type species: Actinia reticulata Couthouy in Dana, 1846, by monotypy. Nomenclature notes: Type species is not in agreement with Carlgren (1949). Authorship is in agreement with Neave (1939a) and with Carlgren (1949).

Currently considered valid: Yes

Anthopleura Duchassaing de Fonbressin and Michelotti, 1860 Type species: Anthopleura Krebsi Duchassaing de Fonbressin and Michelotti, 1860, by monotypy. Nomenclature notes: Type species is in agreement with Carlgren (1949). Authorship is in agreement with Neave (1939a) and with Carlgren (1949).

Spelling errors or variants: Anthpleura

Currently considered valid: Yes

Anthosactis Danielssen, 1890

Type species: Anthosactis Jan Mayeni Danielssen, 1890 , by monotypy. Nomenclature notes: Type species is in agreement with Carlgren (1949). Authorship is in agreement with Neave (1939a) and with Carlgren (1949).

Spelling errors or variants: Antosactis

Currently considered valid: Yes

Anthostella Carlgren, 1938

Type species: Anthostella stephensoni Carlgren, 1938 , by monotypy. Nomenclature notes: Type species is in agreement with Carlgren (1949). Authorship is in agreement with Neave (1950) and with Carlgren (1949).

Currently considered valid: Yes

Anthothoe Carlgren, 1938

Type species: Cereus Stimpsonii Verrill, 1869 b, by replacement. Nomenclature notes: Replacement name ( ICZN Article 60.2) for the junior homonym Parathoe . Type species is in agreement with Carlgren (1949), who erroneously gave 1868 as the date of publication. Authorship is in agreement with Neave (1950) and with Carlgren (1949).

Spelling errors or variants: Anthothoë

Currently considered valid: Yes

Antiparactis Verrill, 1899 c

Type species: Actinia lineolata Couthouy in Dana, 1846, by monotypy.

Nomenclature notes: Authorship is in agreement with Neave (1939a) and with Carlgren (1949). Currently considered valid: Yes

Archactis Verrill, 1899c

Type species: Urticina perdix Verrill, 1882 , by original designation. Nomenclature notes: Described as a subgenus. Authorship is in agreement with Neave (1939a). Currently considered valid: No

Artemidactis Stephenson, 1918 a

Type species: Artemidactis victrix Stephenson, 1918 a, by original designation. Nomenclature notes: Authorship is in agreement with Neave (1939a) and with Carlgren (1949). Currently considered valid: Yes

Asteractis Verrill, 1869 a

Type species: Asteractis Bradleyi Verrill, 1869 a, by monotypy. Nomenclature notes: Authorship is in agreement with Neave (1939a). Currently considered valid: No

Aulactinia Agassiz in Verrill, 1864a

Type species: Aulactinia capitata Agassiz in Verrill, 1864a, by monotypy. Nomenclature notes: Authorship is in agreement with Neave (1939a). Currently considered valid: Yes

Aulorchis Hertwig, 1888

Type species: Aulorchis paradoxa Hertwig, 1888 , by monotypy. Nomenclature notes: Authorship is in agreement with Neave (1939a). Currently considered valid: No

Aureliania Gosse, 1860

Type species: Corynactis heterocera Thompson, 1853 , by subsequent designation. Nomenclature notes: Type species was designated by Carlgren (1949). Authorship is in agreement with Neave (1939a) and with Carlgren (1949), who erroneously spelled the genus Aureliana . Spelling errors or variants: Aureliana

Currently considered valid: No

Austroneophellia Zamponi, 1978 a

Type species: Austroneophellia luciae Zamponi, 1978 a, by original designation. Nomenclature notes: Authorship is in agreement with Edwards et al. (1996). Currently considered valid: Yes

Bartholomea Duchassaing de Fombressin and Michelotti, 1864

Type species: Actinia annulata Le Sueur, 1817 , by subsequent designation.

Nomenclature notes: Type species was designated by Stephenson (1920) and is in agreement with Carlgren (1949). Authorship is in agreement with Neave (1939a); Carlgren erroneously gave 1866 as the date of publication. Currently considered valid: Yes

Bathydactylus Carlgren, 1928 a

Type species: Bathydactylus valdiviae Carlgren, 1928 a, by monotypy. Nomenclature notes: Authorship is in agreement with Neave (1939a) and with Carlgren (1949). Currently considered valid: Yes

Bathyphellia Carlgren, 1932

Type species: Phellia margaritacea Danielssen, 1890 , by monotypy.

Nomenclature notes: Authorship is in agreement with Neave (1940b) and with Carlgren (1949). Currently considered valid: Yes

Bellactis Dube, 1983

Type species: Bellactis ilkalyseae Dube, 1983 , by original designation. Nomenclature notes: Not listed in NZ ( Neave 1939a, b, 1940a, b, 1950; Edwards & Hopwood 1966; Edwards & Vevers 1975; Edwards & Tobias 1993; Edwards et al. 1996; volume 10 on line). Currently considered valid: Yes

Bicidium Agassiz, 1859

Type species: Bicidium parasiticum Agassiz, 1859 , by monotypy. Nomenclature notes: Authorship is in agreement with Neave (1939a). Currently considered valid: Yes

Bolocera Gosse, 1860

Type species: Actínia Tuèdiae Johnston, 1832 , by monotypy.

Nomenclature notes: Type species is in agreement with Carlgren (1949). In agreement with Neave (1939a), senior homonym of lepidopteran genus Bolocera of Kirby, W. F., 1892, A Synonymic Catalogue of Lepidoptera Heterocera. (Moths.) , page 744, which is a misspelling of Holocera as noted in Berg, C., 1899, Observaciones sobre lepidópteros Argentinos y otros Sudamericanos. Anales del Museo Nacional de Buenos Aires, series 2, 6:38. Authorship is in agreement with Neave (1939a) and with Carlgren (1949).

Spelling errors or variants: Bulocera

Currently considered valid: Yes

Boloceractis Panikkar, 1937

Type species: Boloceractis gopalai Panikkar, 1937 , by original designation. Nomenclature notes: Authorship is in agreement with Neave (1950) and with Carlgren (1949). Currently considered valid: Yes

Boloceroides Carlgren, 1899 a

Type species: Bolocera mc murrichi Kwietniewski, 1898, by original designation. Nomenclature notes: Type species is in agreement with Carlgren (1949). Authorship is in agreement with Neave (1939a) and with Carlgren (1949).

Currently considered valid: Yes

Boloceropsis McMurrich, 1904

Type species: Boloceropsis platei McMurrich, 1904 , by monotypy. Nomenclature notes: Authorship is in agreement with Neave (1939a) and with Carlgren (1949). Currently considered valid: Yes

Botryon Carlgren and Hedgpeth, 1952

Type species: Botryon tuberculatus Carlgren and Hedgpeth, 1952 , by monotypy. Nomenclature notes: Authorship is in agreement with Edwards and Hopwood (1966). Currently considered valid: Yes

Bunodactis Verrill, 1899 a

Type species: Actinia Verrucosa Pennant, 1777 , by original designation. Nomenclature notes: Type species is in agreement with Carlgren (1949). Authorship is in agreement with Neave (1939a) and with Carlgren (1949).

Spelling errors or variants: Bonodactis Currently considered valid: Yes

Bunodella Pfeffer, 1889

Type species: Bunodella georgiana Pfeffer, 1889 , by monotypy.

Nomenclature notes: In agreement with Neave (1939a), junior homonym of xiphosuran genus Bunodella of Matthew, G. F., 1889, On some remarkable organisms of the Silurian and Devonian rocks in southern New Brunswick. Proceedings and Transactions of the Royal Society of Canada 6(4):56. In agreement with Neave (1939a), senior homonym of actiniarian genus Bunodella Verrill, 1899 a. Authorship of the actiniarian genera is in agreement with Neave (1939a); Neave erroneously gave 1888 for the Matthew genus.

Currently considered valid: No

Bunodella Verrill, 1899 a

Type species: Aulactinia stelloides McMurrich, 1889 a, by original designation.

Nomenclature notes: In agreement with Neave (1939a), junior homonym of [1] xiphosuran genus Bunodella of Matthew, G. F., 1889, On some remarkable organisms of the Silurian and Devonian rocks in southern New Brunswick. Proceedings and Transactions of the Royal Society of Canada 6(4):56; and [2] actiniarian genus Bunodella Pfeffer, 1889 . Authorship of the actiniarian genera is in agreement with Neave (1939a); Neave erroneously gave 1888 for the Matthew genus. Currently considered valid: No

Bunodeopsis Andres, 1881

Type species: Bunodeopsis strumosa Andres, 1881 , by monotypy. Nomenclature notes: Type species is in agreement with Carlgren (1949), who erroneously gave 1880 as the date of publication. Authorship is in agreement with Neave (1939a) but not with Carlgren (1949), who erroneously gave 1880 as the date of publication.

Currently considered valid: Yes

Bunodes Gosse, 1855

Type species: Actinia gemmacea Ellis and Solander, 1786 , by subsequent designation. Nomenclature notes: Type species was designated by Haddon (1889). In agreement with Neave (1939a), junior homonym of xiphosuran genus Bunodes of Eichwald C. E., 1854, Die Grauwackenschichten von Live- und Esthland. Bulletin de la Société Impériale des Naturalistes de Moscou 27(1):107–108. Authorship of both genera is agreement with Neave (1939a).

Currently considered valid: Yes

Bunodosoma Verrill, 1899 a

Type species: Actinia granulifera Le Sueur, 1817 , by original designation. Nomenclature notes: Type species is in agreement with Carlgren (1949). Authorship is in agreement with Neave (1939a) and with Carlgren (1949).

Spelling errors or variants: Bunodosma

Currently considered valid: Yes

Cactosoma Danielssen, 1890

Type species: Cactosoma abyssorum Danielssen, 1890 , by monotypy. Nomenclature notes: Type species is in agreement with Carlgren (1949). Authorship is in agreement with Neave (1939a) and with Carlgren (1949).

Spelling errors or variants: Castosoma

Currently considered valid: Yes

Calamactinia Carlgren, 1949

Type species: Calamactinia goughiensis Carlgren, 1949 , by monotypy.

Nomenclature notes: Authorship is in agreement with Edwards and Hopwood (1966). Interpreted as available under ICZN Article 13(c) by Fautin (1998). Currently considered valid: Yes

Calamactis Carlgren, 1951

Type species: Calamactis praelongus Carlgren, 1951 , by monotypy.

Nomenclature notes: Edwards and Hopwood (1966) stated the genus was described by Carlgren in 1949. The name Calamactis as published by Carlgren in 1949, is a nomen nudum: it is unavailable under ICZN Article 13.3.1 because the single included species, Calamactis praelongus , is a nomen nudum, being unavailable under ICZN Article 13.1.1. Currently considered valid: Yes

Calliactis Verrill, 1869 a

Type species: Actinia decorata Couthouy in Dana, 1846, by original designation. Nomenclature notes: Type species is in agreement with Carlgren (1949). Authorship is in agreement with Neave (1939a) and with Carlgren (1949).

Spelling errors or variants: Calliactus

Currently considered valid: Yes

Cancrisocia Stimpson, 1856 a

Type species: Cancrisocia expansa Stimpson, 1856 a, by monotypy. Nomenclature notes: Neave (1939a) erroneously gave 1855 as the date of publication. Currently considered valid: No

Capnea Forbes, 1841

Type species: Capnea sanguinea Forbes, 1841 , by monotypy. Nomenclature notes: Neave (1939b) stated the genus should be spelled Kapnea . Acting as First Reviser ( ICZN Article 24.2.1), Dunn (1983) chose to follow majority usage in spelling the genus Capnea . Spelling errors or variants: Kapnea

Currently considered valid: Yes

Capneopsis Duchassaing de Fombressin and Michelotti, 1864

Type species: Capneopsis Solidago Duchassaing de Fombressin and Michelotti, 1864, by monotypy. Nomenclature notes: Authorship is in agreement with Neave (1939a). Currently considered valid: No

Carcinactis Uchida, 1960

Type species: Carcinactis ichikawai Uchida, 1960 , by original designation. Nomenclature notes: Authorship is in agreement with Edwards and Vevers (1975). Currently considered valid: Yes

Carlgrenia Stephenson, 1918 b

Type species: Carlgrenia desiderata Stephenson, 1918 b, by monotypy. Nomenclature notes: Authorship is in agreement with Neave (1939a) and with Carlgren (1949). Currently considered valid: Yes

Carlgreniella Watzl, 1922

Type species: Carlgreniella robusta Watzl, 1922 , by monotypy. Nomenclature notes: Authorship is in agreement with Neave (1939a). Currently considered valid: No

Cataphellia Stephenson, 1929

Type species: Phellia Brodricii Gosse, 1859 , by original designation. Nomenclature notes: Authorship is in agreement with Neave (1939a) and with Carlgren (1949). Currently considered valid: Yes

Cereactis Andres, 1881

Type species: Actinia aurantiaca Delle Chiaje, 1825 , by monotypy. Nomenclature notes: Not listed in NZ ( Neave 1939a, b, 1940a, b, 1950; Edwards & Hopwood 1966; Edwards & Vevers 1975; Edwards & Tobias 1993; Edwards et al. 1996; volume 10 on line). Currently considered valid: No

Charisea Torrey, 1902

Type species: Charisea saxicola Torrey, 1902 , by monotypy. Nomenclature notes: Authorship is in agreement with Neave (1939) and with Carlgren (1949). Currently considered valid: Yes

Charisella Carlgren, 1950 a

Type species: Charisella elongata Carlgren, 1950 a, by original designation.

Nomenclature notes: In agreement with Neave (1950) and Edwards and Hopwood (1966), junior homonym of fish genus Charisella of Fowler, W. H., 1939, Zoological results of the Denison-Crockett South Pacific Expedition for the Academy of Natural Sciences of Philadelphia, 1937–1938. Part III—the fishes, Proceedings of the Academy of Natural Sciences of Philadelphia 91:90–91. Edwards and Hopwood (1966) stated the genus was described by Carlgren in 1949. The name Charisella as published by Carlgren in 1949 is a nomen nudum: it is unavailable under ICZN Article 13.3.1 because the originally designated type species, Charisella elongata , is a nomen nudum, being unavailable under ICZN Article 13.1.1. Currently considered valid: Yes

Chermadion Pax, 1924

Type species: Chermadion chinense Pax, 1924 , by monotypy. Nomenclature notes: Not listed in NZ ( Neave 1939a, b, 1940a, b, 1950; Edwards & Hopwood 1966; Edwards & Vevers 1975; Edwards & Tobias 1993; Edwards et al. 1996; volume 10 on line). Currently considered valid: No

Chitonactis Fischer, 1874

Type species: Bunodes coronata Gosse, 1858 a, by monotypy. Nomenclature notes: Authorship is in agreement with Neave (1939a). Spelling errors or variants: Chitonactes

Currently considered valid: No

Chitonanthus McMurrich, 1893

Type species: Phellia pectinata Hertwig, 1882 , by monotypy. Nomenclature notes: Authorship is in agreement with Neave (1939a). Currently considered valid: Yes

Chondractinia Lütken, 1861

Type species: Actinia digitata Müller, 1776 , by monotypy. Nomenclature notes: Authorship is in agreement with Neave (1939a). Spelling errors or variants: Chondrachtinia

Currently considered valid: No

Chondranthus Migot and Portmann, 1926

Type species: Chondranthus denudatum Migot and Portmann, 1926 , by monotypy. Nomenclature notes: Authorship is in agreement with Neave (1939a). Currently considered valid: Yes

Chondrophellia Carlgren, 1925 a

Type species: Actinauge nodosa Verrill, 1883 , by monotypy. Nomenclature notes: Type species is in agreement with Carlgren (1949). Authorship is in agreement with Neave (1939a) and with Carlgren (1949).

Spelling errors or variants: Chondrophella

Currently considered valid: Yes

Choriactis McMurrich, 1904

Type species: Actinia impatiens Couthouy in Dana, 1846, by subsequent designation. Nomenclature notes: Type species was designated by Stephenson (1920), in agreement with Carlgren (1949). Neave (1939a) gave 1905 for the genus; there is evidence that publication was in 1904, which is the date given by Carlgren (1949).

Currently considered valid: Yes

Chrysoela Stephenson, 1935

Type species: Actinia chrysosplenium W.P. Cocks in Johnston, 1847, by monotypy. Nomenclature notes: Not listed in NZ ( Neave 1939a, b, 1940a, b, 1950; Edwards & Hopwood 1966; Edwards & Vevers 1975; Edwards & Tobias 1993; Edwards et al. 1996; volume 10 on line). Currently considered valid: Yes

Cladactis Panceri, 1868

Type species: Cladactis costa Panceri, 1868 , by monotypy.

Nomenclature notes: In agreement with Neave (1939a), junior homonym of echinoderm genus Cladactis of Rafinesque, C. S., 1815, Analyse de la Nature, 153. In agreement with Neave (1939a), senior homonym of actiniarian genus Cladactis of Verrill, 1869a. Authorship of the echinoderm genus and of Verrill's genus are in agreement with Neave (1939a), but Neave erroneously gave the date of the genus described by Panceri as 1869.

Currently considered valid: No

Cladactis Verrill, 1869 a

Type species: Cladactis grandis Verrill, 1869 a, by monotypy.

Nomenclature notes: In agreement with Neave (1939a), junior homonym of [1] echinoderm genus Cladactis of Rafinesque, C. S., 1815, Analyse de la Nature, page 153; and [2] actiniarian genus Cladactis of Panceri, 1868. Verrill (1899a) created the replacement name ( ICZN Article 60.2) Eucladactis for this genus. Authorship of echinoderm genus and of Verrill's genus are in agreement with Neave (1939a), but Neave erroneously gave the date of the genus described by Panceri as 1869.

Currently considered valid: No

Cnidanthea Carlgren, 1959

Type species: Cnidanthea maculata Carlgren, 1959 , by monotypy. Nomenclature notes: Authorship is in agreement with Edwards and Vevers (1975). Currently considered valid: Yes

Cnidanthus Carlgren, 1927

Type species: Paractis polaris Clubb, 1908 , by monotypy. Nomenclature notes: Authorship is in agreement with Neave (1939a) and with Carlgren (1949). Currently considered valid: Yes

Cnidopus Carlgren, 1934 b

Type species: Epiactis ritteri Torrey, 1902 , by monotypy. Nomenclature notes: Authorship is in agreement with Neave (1939a) and with Carlgren (1949). Currently considered valid: Yes

Condylactis Duchassaing de Fombressin and Michelotti, 1864

Type species: Condylactis passiflora Duchassaing de Fombressin and Michelotti, 1864, by monotypy. Nomenclature notes: Type species is not in agreement with Carlgren (1949). Authorship is in agreement with Neave (1939a) but not with Carlgren (1949), who erroneously gave 1866 as the date of publication. Spelling errors or variants: Codylactis

Currently considered valid: Yes

Condylanthus Carlgren, 1899 b

Type species: Condylanthus magellanicus Carlgren, 1899 b, by monotypy. Nomenclature notes: Type species is in agreement with Carlgren (1949). Neave (1939a) gave the date as 1898; there is evidence that publication was in 1899, the date given by Carlgren (1949). Currently considered valid: Yes

Cradactis McMurrich, 1893

Type species: Cradactis digitata McMurrich, 1893 , by monotypy. Nomenclature notes: Authorship is in agreement with Neave (1939a). Currently considered valid: No

Crambactis Haeckel, 1876

Type species: Crambactis arabica Haeckel, 1876, by monotypy. Nomenclature notes: Neave (1939a) gave 1875 for the genus but 1876 for the publication. Spelling errors or variants: Crambractis

Currently considered valid: No

Cribrina Hemprich and Ehrenberg in Ehrenberg, 1834

Type species: Priapus polypus Forsskål, 1775 , by subsequent designation. Nomenclature notes: Type species was designated by Haddon (1889). Authorship is in agreement with Neave (1939a). Spelling errors or variants: Cribina

Currently considered valid: Yes

Cribrinopsis Carlgren, 1921

Type species: Cribrinopsis similis Carlgren, 1921 , by monotypy.

Nomenclature notes: Type species is in agreement with Carlgren (1949). Neave (1939a) erroneously gave the date as 1922; Carlgren (1949) gave the date as 1921. Currently considered valid: Yes

Cricophorus Carlgren, 1924 a

Type species: Sagartia nutrix Stuckey, 1909 , by monotypy.

Nomenclature notes: In agreement with Neave (1939a), junior homonym of gastropod genus Cricophorus Kobelt, W. and O. Moellendorff, 1897 , Catalog der gegenwärtig lebend bekannten Pneumonopomen. Nachrichtenblatt der Deutschen Malakozoologischen Gesellschaft, 29:111. Authorship of the actiniarian genus is in agreement with Carlgren (1949); that of both genera is in agreement with Neave (1939a).

Currently considered valid: Yes

Cryptodendrum Klunzinger, 1877

Type species: Cryptodendrum adhäsivum Klunzinger, 1877 , by monotypy. Nomenclature notes: Type species is in agreement with Dunn (1981). Authorship is in agreement with Neave (1939a) and with Carlgren (1949).

Spelling errors or variants: Criptodendrum, Cryptodendron Currently considered valid: Yes

Cyananthea Doumenc and Van-Praët, 1988

Type species: Cyananthea hydrothermala Doumenc and Van-Praët, 1988 , by monotypy. Nomenclature notes: Not listed in NZ ( Edwards et al. 1996; volume 10 on line). Spelling errors or variants: Cyanthea, Cyanththea

Currently considered valid: Yes

Cylista Wright, 1859

Type species: None

Nomenclature notes: No type species has been designated for this genus; three species were included in it originally. Neave (1939a) erroneously stated the genus was described by Gosse in 1860. Currently considered valid: No

Cymbactis McMurrich, 1893

Type species: Cymbactis faeculenta McMurrich, 1893 , by monotypy. Nomenclature notes: Authorship is in agreement with Neave (1939a). Currently considered valid: No

Cyrtactis Thompson, 1858

Type species: None

Nomenclature notes: Authorship is in agreement with Neave (1939a). Genus name is a nomen dubium because the type species Actinia clavata is ambiguous: it was described twice, as A. clavata Ilmoni, 1830 and A. clavata Rathke, 1843 . Currently considered valid: No

Dactylanthus Carlgren, 1911

Type species: Cystiactis antarctica Clubb, 1908 , by original designation. Nomenclature notes: According to Neave (1939b), senior homonym of echinoderm genus Dactylanthus of Lambert, J., 1912 [not seen; given as “Mém. Soc. Pal. Suisse, 38, Ech. néog. Rhône, 89.”]. Authorship of the actiniarian genus is in agreement with Neave (1939b) and with Carlgren (1949).

Currently considered valid: Yes

Daontesia Carlgren, 1942

Type species: Sagartiogeton praelongus Carlgren, 1928 b, by monotypy. Nomenclature notes: Authorship is in agreement with Edwards and Hopwood (1966) and with Carlgren (1949). Currently considered valid: Yes

Decaphellia Bourne, 1918

Type species: Decaphellia psammomitra Bourne, 1918 , by monotypy. Nomenclature notes: Authorship is in agreement with Neave (1939b) and with Carlgren (1949). Currently considered valid: Yes

Dendractis Andres, 1883

Type species: Actinia Priapus Tilesius, 1809 , by monotypy.

Nomenclature notes: Not listed in NZ ( Neave 1939a, b, 1940a, b, 1950; Edwards & Hopwood 1966; Edwards & Vevers 1975; Edwards & Tobias 1993; Edwards et al. 1996; volume 10 on line). Currently considered valid: No

Diactis Hutton, 1879

Type species: Diactis crocata Hutton, 1879 , by monotypy.

Nomenclature notes: Not listed in NZ ( Neave 1939a, b, 1940a, b, 1950; Edwards & Hopwood 1966; Edwards & Vevers 1975; Edwards & Tobias 1993; Edwards et al. 1996; volume 10 on line). Senior homonym of myriapod genus Diactis of Loomis, H. F., 1937, Crested millipeds of the family Lysiopetalidae in North America, with descriptions of new genera and species. Proceedings of the United States National Museum 84:110–111. Authorship of myriapod genus is in agreement with Edwards and Tobias (1993).

Currently considered valid: No

Diadumene Stephenson, 1920

Type species: Sagartia Schilleriana Stoliczka, 1869 , by monotypy. Nomenclature notes: Type species is in agreement with Carlgren (1949). Authorship is in agreement with Neave (1939b) and with Carlgren (1949).

Spelling errors or variants: Diadumine , diadumene

Currently considered valid: Yes

Dimyactis Pax, 1922

Type species: Dimyactis duplicata Pax, 1922 , by monotypy. Nomenclature notes: Authorship is in agreement with Neave (1939b). Currently considered valid: No

Diphtera Sluiter, 1888

Type species: Diphtera oktoplax Sluiter, 1888 , by monotypy.

Nomenclature notes: According to Neave (1939b), junior homonym of lepidopteran Diphtera of Ochsenheimer, 1816 [not seen; given as “Schmett. Europa, 4, 63”]. Actiniarian genus not listed in NZ ( Neave 1939a, b, 1940a, b, 1950; Edwards & Hopwood 1966; Edwards & Vevers 1975; Edwards & Tobias 1993; Edwards et al. 1996; volume 10 on line). Currently considered valid: No

Scleractinian genus Diplactis of Munier-Chalmas in Bernard, F., 1895, Élèments de Plalèntologie, page 176, is a nomen nudum: it is unavailable because it was not accompanied by a description or a definition of the taxon that it denoted ( ICZN Article 12.1). Authorship of both genera is in agreement with Neave (1939b).

Currently considered valid: No

Dofleinia Wassilieff, 1908

Type species: Dofleinia armata Wassilieff, 1908 , by monotypy.

Nomenclature notes: Type species is in agreement with Carlgren (1949). In agreement with NZ 10 (on line), actiniarian is senior homonym of crustacean genus Dofleinia of McLaughlin, P. A. and A. Asakura, 2004, Reevaluation of the hermit crab genus Parapagurodes McLaughlin and Haig, 1973 ( Decapoda : Anomura: Paguroidea: Paguridae ) and a new genus for Parapagurodes doederleini (Doflein, 1902) . Proceedings of the Biological Society of Washington 117:54–55. Authorship of the actiniarian genus is in agreement with Neave (1939b) and with Carlgren (1949). Spelling errors or variants: Doflenia

Currently considered valid: Yes

Drillactis Verrill, 1922

Type species: Edwardsia pallida Verrill, 1880 , by original designation. Nomenclature notes: Not listed in NZ ( Neave 1939a, b, 1940a, b, 1950; Edwards & Hopwood 1966; Edwards & Vevers 1975; Edwards & Tobias 1993; Edwards et al. 1996; volume 10 on line). Authorship is in agreement with Carlgren (1949).

Currently considered valid: Yes

Echinactis Milne Edwards and Haime, 1851

Type species: Sarcophinanthus papillosus Lesson, 1830 , by monotypy. Nomenclature notes: Authorship is in agreement with Neave (1939b). Currently considered valid: Yes

Ectacmaea Ehrenberg, 1834

Type species: None

Nomenclature notes: Described as a subgenus. No type species has been designated for this genus; two species were included in it originally. Authorship is in agreement with Neave (1939b). Currently considered valid: No

Edwardsia de Quatrefages, 1842

Type species: Edwardsia Beautempsii de Quatrefages, 1842, by subsequent designation.

Nomenclature notes: Type species was designated by Carlgren (1949), in agreement with Williams (1981). Crustacean genus Edwardsia of Costa , O.-G., 1834 (Cenni Zoologici Ossia Descrizione Sommaria delle Specie Nuove di Animali: 62–63) was suppressed by the International Commission on Zoological Nomenclature for the purpose of both the Principle of Priority and the Principle of Homonymy in Opinion 1294 (Bulletin of Zoological Nomenclature 42:31–33; April 1985). In agreement with Neave (1939b), senior homonym of [1] gastropod genus Edwardsia of Koenen, 1865, Die Fauna der unter-oligocänen Tertiärschichten von Helmstädt bei Braunschweig. Zeitschrift der Deutschen Geologischen Gesellschaft 17:480–481; [2] lepidopteran genus Edwardsia of Neumoegen, B., 1880, Description of a new genus and species of Zygaenidae . Canadian Entomologist 12:67–68; and [3] lepidopteran genus Edwardsia of Tutt, J. W., 1907, A Natural History of British Lepidoptera 9:144. Authorship of the non-actiniarian genera is in agreement with Neave (1939b), who gave 1841 as the date of de Quatrefages, but there is evidence it was published in 1842, as given by Carlgren (1949).

Spelling errors or variants: Edwardsa, Edwarsia Currently considered valid: Yes

Edwardsianthus England, 1987

Type species: Edwardsia pudica Klunzinger, 1877 , by original designation. Nomenclature notes: Not listed in NZ ( Edwards et al. 1996; volume 10 on line). Currently considered valid: Yes

Edwardsiella Andres, 1883

Type species: Edwardsia carnea Gosse, 1856 , by subsequent designation.

Nomenclature notes: Type species was designated by Manuel (1981). In agreement with Edwards and Hopwood (1966), Edwards and Vevers (1975), and NZ 10 (on line), senior homonym of [1] scleractinian genus Edwardsiella Rukhin, 1937 [not seen; given by Edwards and Vevers, 1975, as “Upper Silurian Tabulata of the Turkestan mountain range Khan-Tengri:1–99”] for which the replacement name Cylindrostylus was created by Sokolov, 1955 [not seen; give by Edwards and Hopwood, 1966, as “Trud. vses. neft. nauch-issled. Geol. Raz. Inst., N.S. 85, 225”]; and [2] dinoflagellate genus (described under the zoological code) Edwardsiella Versteegh, J. M. and D. Zevenboom, 1995 , Review of Palaeobotany and Palynology 85:217–220. Authorship of the actiniarian genus is in agreement with Neave (1939b); authorship of scleractinian is in agreement with Edwards and Vevers (1975).

Currently considered valid: Yes

Edwardsioides Danielssen, 1890

Type species: Edwardsioides vitrea Danielssen, 1890 , by monotypy. Nomenclature notes: Authorship is in agreement with Neave (1939b). Currently considered valid: No

Eloactis Andres, 1883

Type species: Ilyanthus mazeli Jourdan, 1880 , by subsequent designation. Nomenclature notes: Type species was designated by Haddon (1898). Authorship is in agreement with Neave (1939b). Currently considered valid: Yes

Eltaninactis Dunn, 1983

Type species: Eltaninactis infundibulum Dunn, 1983 , by original designation. Nomenclature notes: Authorship is in agreement with Edwards et al. (1996). Currently considered valid: Yes

Endocoelactis Carlgren, 1897

Type species: None

Nomenclature notes: This is a nomen nudum because a species was not assigned to this genus ( ICZN Article 12.2.5). The species that was being discussed, without a name, by Carlgren (1897) was named by McMurrich (1901) Halcurias Carlgreni.

Currently considered valid: No

Entacmaea Ehrenberg, 1834

Type species: Actinia quadricolor Leuckart in Rüppell and Leuckart, 1828, by subsequent designation. Nomenclature notes: Type species was designated by Dunn (1981). Authorship is in agreement with Neave (1939b). Spelling errors or variants: Entacmea , Entacmaea , entacmaea

Currently considered valid: Yes

Epiactis Verrill, 1869 a

Type species: Epiactis prolifera Verrill, 1869 a, by monotypy. Nomenclature notes: Type species is in agreement with Carlgren (1949). Authorship is in agreement with Neave (1939b) and with Carlgren (1949).

Currently considered valid: Yes

Epicladia Hemprich and Ehrenberg in Ehrenberg, 1834

Type species: Epicladia quadrangula Hemprich and Ehrenberg in Ehrenberg, 1834, by monotypy. Nomenclature notes: Authorship is in agreement with Neave (1939b). Currently considered valid: No

Epicystis Ehrenberg, 1834

Type species: Actinia crucifera Le Sueur, 1817 , by subsequent designation. Nomenclature notes: Type species was designated by Verrill (1898). Authorship is in agreement with Neave (1939b). Currently considered valid: Yes

Epiparactis Carlgren, 1921

Type species: Epiparactis dubia Carlgren, 1921 , by monotypy. Nomenclature notes: Authorship is in agreement with Carlgren (1949); Neave (1939b) erroneously gave 1922 as the date.

Currently considered valid: Yes

Epiphellia Carlgren, 1950 a

Type species: Epiphellia anneae Carlgren, 1950 a, by original designation. Nomenclature notes: Edwards and Hopwood (1966) stated the genus was described by Carlgren in 1949. The name Epiphellia as published by Carlgren in 1949 is a nomen nudum: it is unavailable under ICZN Article 13.3.1 because the originally designated type species, Epiphellia anneae , was a nomen nudum, having been unavailable under ICZN Article 13.1.1.

Currently considered valid: Yes

Eubolocera Verrill, 1922

Type species: Bolocera multicornis Verrill, 1880 , by original designation. Nomenclature notes: Authorship is in agreement with Neave (1939b). Currently considered valid: No

Eucladactis Verrill, 1899 a

Type species: Cladactis grandis Verrill, 1869 a, by replacement. Nomenclature notes: Replacement name ( ICZN Article 60.2) for the junior homonym Cladactis Verrill, 1869 a. Authorship is in agreement with Neave (1939b).

Currently considered valid: No

Eumenides Lesson, 1830

Type species: Eumenides ophiseocoma Lesson, 1830 , by monotypy. Nomenclature notes: Authorship is in agreement with Neave (1939b). Currently considered valid: No

Euphellia Pax, 1908

Type species: Euphellia cinclidifera Pax, 1908 , by monotypy. Nomenclature notes: Authorship is in agreement with Neave (1939b) and with Carlgren (1949). Currently considered valid: Yes

Evactis Verrill, 1869 a

Type species: Actinia artemisia Pickering in Dana, 1846, by original designation.

Nomenclature notes: Authorship is in agreement with Neave (1939b) and with Carlgren (1949). Currently considered valid: No

Exocoelactis Carlgren, 1925 b

Type species: Polysiphonia tuberosa Hertwig, 1882 , by subsequent designation. Nomenclature notes: Type species was designated by Carlgren (1949). Authorship is in agreement with Neave (1940b) and with Carlgren (1949).

Currently considered valid: Yes

Fagesia Delphy, 1938

Type species: Milne-edwardsia Lovéni Carlgren, 1893, by original designation.

Nomenclature notes: Type species is in agreement with Carlgren (1949), who erroneously gave 1892 as the date of publication. Junior homonym of cephalopod genus Fagesia of Pervinquière, L., 1907, Études de Palèontologie Tunisienne. I. Cèphalopodes des Terrains Secondaires, pages 319–322. Authorship of cephalopod genus is in agreement with Neave (1939b); actiniarian genus not listed in NZ ( Neave 1939a, b, 1940a, b, 1950; Edwards & Hopwood 1966; Edwards & Vevers 1975; Edwards & Tobias 1993; Edwards et al. 1996; volume 10 on line). Spelling errors or variants: Favesia

Currently considered valid: No

Farsonia Stephenson, 1925

Type species: Diadumene cincta Stephenson, 1925 , by monotypy. Nomenclature notes: Not listed in NZ ( Neave 1939a, b, 1940a, b, 1950; Edwards & Hopwood 1966; Edwards & Vevers 1975; Edwards & Tobias 1993; Edwards et al. 1996; volume 10 on line). Currently considered valid: No

Fenja Danielssen, 1887

Type species: Fenja mirabilis Danielssen, 1887 , by monotypy. Nomenclature notes: Neave (1939b) erroneously gave 1888 as the date of publication. Currently considered valid: No

Flosmaris Stephenson, 1920

Type species: Flosmaris phellioides Stephenson, 1920 , by monotypy. Nomenclature notes: Authorship is in agreement with Neave (1939b) and with Carlgren (1949). Currently considered valid: Yes

Galatheanthemum Carlgren, 1956

Type species: Galatheanthemum profundale Carlgren, 1956 , by original designation. Nomenclature notes: Authorship is in agreement with Edwards and Vevers (1975). Currently considered valid: Yes

Gephyra Koch, 1878

Type species: Gephyra Dohrnii Koch, 1878 , by monotypy.

Nomenclature notes: In agreement with Neave (1939b), junior homonym of [1] lepidopteran genus Gephyra of Walker, F., 1859, List of the Specimens of Lepidopterous Insects in the Collecton [sic] of the British Museum, pages 848–849; and [2] arachnid genus Gephyra of Koch, L., 1871, Die Arachniden Australiens nach der Natur Beschrieben und Abgebildet. Actiniarian genus not listed in NZ ( Neave 1939a, b, 1940a, b, 1950; Edwards & Hopwood 1966; Edwards & Vevers 1975; Edwards & Tobias 1993; Edwards et al. 1996; volume 10 on line). Authorship of lepidopteran genus is in agreement with Neave (1939b); Neave erroneously gave 1873 for the arachnid genus.

Currently considered valid: No

Gephyropsis Carlgren, 1925 a

Type species: Gephyra Dohrnii Koch, 1878 , by original designation. Nomenclature notes: Authorship is in agreement with Neave (1939b). Currently considered valid: No

Glandulactis Riemann-Zürneck, 1978

Type species: Actinostola spetsbergensis Carlgren, 1893 , by original designation. Nomenclature notes: Authorship is in agreement with Edwards et al. (1996). Currently considered valid: No

Gliactis Gravier, 1918

Type species: Gliactis crassa Gravier, 1918 , by monotypy. Nomenclature notes: Authorship is in agreement with Neave (1939b). Spelling errors or variants: Gliatactis

Currently considered valid: Yes

Glyphoperidium Roule, 1909

Type species: Glyphoperidium bursa Roule, 1909 , by monotypy. Nomenclature notes: Authorship is in agreement with Neave (1939b) and with Carlgren (1949). Currently considered valid: Yes

Glyphostylum Roule, 1909

Type species: Glyphostylum calyx Roule, 1909 , by monotypy. Nomenclature notes: Authorship is in agreement with Neave (1939b) and with Carlgren (1949). Currently considered valid: No

Gregoria Gosse, 1860

Type species: Gregoria fenestrata Gosse, 1860 , by monotypy. Nomenclature notes: Authorship is in agreement with Neave (1939b). Currently considered valid: Yes

Gymnophellia England, 1992

Type species: Gymnophellia hutchingsae England, 1992 , by original designation. Nomenclature notes: Authorship is in agreement with Edwards et al. (1996). Currently considered valid: Yes

Gyractis Boveri, 1893

Type species: Gyractis excavata Boveri, 1893 , designated here.

Nomenclature notes: Fautin (2005) discussed taxonomic and nomenclatural issues concerning the genus and two species described by Boveri in 1893, noting that the species Gyractis excavata enjoys “position precedence” ( ICZN Recommendataion 69A.10); we hereby designate it the type species of Gyractis . Authorship is in agreement with Neave (1939b). Currently considered valid: Yes

Gyrostoma Kwietniewski, 1897

Type species: Gyrostoma Hertwigi Kwietniewski, 1897 , by monotypy.

Nomenclature notes: Type species is in agreement with Carlgren (1949). In agreement with Neave (1939b), junior homonym of [1] hymenopteran genus Gyrostoma of Kirby, W. and W. Spence, 1828, An Introduction to Entomology: or Elements of the Natural History of Insects, edition 5, 3:36; and [2] mollusc genus Gyrostoma of Gray, J. E. 1857, Guide to the Systematic Distribution of Mollusca in the British Museum part 1, page 103. Neave (1939b) listed a mollusc genus Gyrostoma of Hesse, P., 1909, Die systematische Stellung von Helix leachii Fér. und gyrostoma Fér. Zoologische Jahrbücher, Abteilung für Systematik, Geographie und Biologie der Tiere 27:320; however, the name seems to have been applied to a species. Description of the actiniarian repeated (in nearly the same words) by Kwietniewski (1898). Authorship of all genera is in agreement with Neave (1939b); Carlgren (1949) erroneously gave 1898 as the date of the actiniarian genus.

Spelling errors or variants: Gysostoma Currently considered valid: Yes

Habrosanthus Cutress, 1961

Type species: Habrosanthus bathamae Cutress, 1961 , by original designation. Nomenclature notes: Authorship is in agreement with Edwards and Vevers (1975). Currently considered valid: Yes

Hadalanthus Carlgren, 1956

Type species: Hadalanthus knudseni Carlgren, 1956 , by monotypy. Nomenclature notes: Authorship is in agreement with Edwards and Vevers (1975). Currently considered valid: Yes

Halcampa Gosse, 1858 b

Type species: Actinia chrysanthellum C. W. Peach in Johnston, 1847, by monotypy. Nomenclature notes: Type species is in agreement with Carlgren (1949). Authorship is in agreement with Neave (1939b) and with Carlgren (1949).

Spelling errors or variants: Halocampa

Currently considered valid: Yes

Halcampactis Farquhar, 1898

Type species: Halcampactis mirabilis Farquhar, 1898 , by monotypy. Nomenclature notes: Type species is in agreement with Carlgren (1949). Authorship is in agreement with Neave (1939b) and with Carlgren (1949).

Spelling errors or variants: Halcompactis

Currently considered valid: Yes

Halcampaster Carlgren, 1938

Type species: Halcampaster teres Carlgren, 1938 , by monotypy. Nomenclature notes: Authorship is in agreement with Carlgren (1949) and with Neave (1950). Currently considered valid: Yes

Halcampella Andres, 1883

Type species: Halcampa endromitata Andres, 1881 , by monotypy. Nomenclature notes: Type species is in agreement with Carlgren (1949), who erroneously gave 1880 as the date of publication. Authorship is in agreement with Neave (1939b).

Currently considered valid: Yes

Halcampogeton Carlgren, 1937

Type species: Halcampogeton papillosus Carlgren, 1937 , by original designation. Nomenclature notes: Authorship is in agreement with Carlgren (1949) and with Neave (1950). Currently considered valid: Yes

Halcampoides Danielssen, 1890

Type species: Halcampoides abyssorum Danielssen, 1890 , by monotypy. Nomenclature notes: Authorship is in agreement with Neave (1939b) and with Carlgren (1949). Currently considered valid: Yes

Halcampomorphe Carlgren, 1893

Type species: Actinia Clavus Quoy and Gaimard, 1833, by original designation. Nomenclature notes: Authorship is in agreement with Neave (1939b). Spelling errors or variants: Halcampomorpha

Currently considered valid: No

Halcurias McMurrich, 1893

Type species: Halcurias pilatus McMurrich, 1893 , by monotypy. Nomenclature notes: Type species is in agreement with Carlgren (1949). Neave (1939b) erroneously gave 1894 as the date of publication; Carlgren (1949) gave it correctly.

Currently considered valid: Yes

Haliactis Carlgren, 1921

Type species: Haliactis arctica Carlgren, 1921 , by monotypy. Nomenclature notes: Neave (1939b) erroneously gave 1922 as the date of publication; Carlgren (1949) gave it correctly. Currently considered valid: Yes

Halianthella Kwietniewski, 1896 b

Type species: Edwardsia Kerguelensis Studer, 1879 , by monotypy. Nomenclature notes: Type species is in agreement with Carlgren (1949), who erroneously gave 1878 as the date of publication. Authorship is in agreement with Neave (1939b) and with Carlgren (1949). Currently considered valid: Yes

Halianthus Kwietniewski, 1896 b

Type species: None

Nomenclature notes: No type species has been designated for this genus; two species were included in it originally. Not listed in NZ ( Neave 1939a, b, 1940a, b, 1950; Edwards & Hopwood 1966; Edwards & Vevers 1975; Edwards & Tobias 1993; Edwards et al. 1996; volume 10 on line).

Currently considered valid: No

Haliplanella Hand, 1956

Type species: Sagartia Luciae Verrill, 1898 , by original designation. Nomenclature notes: Authorship is in agreement with Edwards and Hopwood (1966). Sagartia Luciae is also type species of Jancis Stephenson, 1935.

Spelling errors or variants: Haliphlanella , Haliplanela Currently considered valid: No

Haloclava Verrill, 1899 a

Type species: Actinia producta Stimpson, 1856 b, by original designation. Nomenclature notes: Type species is in agreement with Carlgren (1949). Authorship is in agreement with Neave (1939b) and with Carlgren (1949).

Currently considered valid: Yes

Harenactis Torrey, 1902

Type species: Harenactis attenuata Torrey, 1902 , by monotypy. Nomenclature notes: Authorship is in agreement with Neave (1939b) and with Carlgren (1949). Currently considered valid: Yes

Helaria Stechow, 1921

Type species: Actinia bellis Wright, 1856 , by replacement. Nomenclature notes: Replacement name ( ICZN Article 60.2) for the junior homonym Heliactis . Authorship is in agreement with Neave (1939b).

Currently considered valid: No

Heliactis Thompson, 1858

Type species: Actinia bellis Wright, 1856 , by monotypy.

Nomenclature notes: According to Neave (1939b), junior homonym of bird genus Heliactis of Lesson, 1837 [not seen: “Compl. Buffon, 9, 154”]. Stechow (1921) created the replacement name ( ICZN Article 60.2) Helaria for this genus. Spelling errors or variants: Helliactis

Currently considered valid: Yes

Helianthopsis Kwietniewski, 1898

Type species: Helianthopsis ritteri Kwietniewski, 1898 , by monotypy. Nomenclature notes: Authorship is in agreement with Neave (1939b). Currently considered valid: No

Heteractis Milne Edwards and Haime, 1851

Type species: Actinia Aurora Quoy and Gaimard, 1833 , by monotypy.

Nomenclature notes: Type species is in agreement with Carlgren (1949) and with Dunn (1981). In agreement with Neave (1939b), senior homonym of [1] bryozoan genus Heteractis of Gabb, W. M. and G. H. Horn, 1862, Monograph of the fossil Polyzoa of the secondary and tertiary formations of North America. Journal of the Academy of Natural Sciences of Philadelphia, series 2, 5:156; [2] hydrozoan genus Heteractis of Allman, G. J., 1864, On the construction and limitation of genera among the Hydroida. Annals and Magazine of Natural History, series 3, 13:359; and [3] echinoderm genus Heteractis of Lambert, J., 1897, Note sur quelques échinides éocènes de l'Aude. Bulletin de la Société Géologique de France, series 3, 25:509. Authorship of all genera is in agreement with Neave (1939); Carlgren (1949) erroneously gave 1857 as the date of the actiniarian genus.

Currently considered valid: Yes

Heteranthus Klunzinger, 1877

Type species: Heteranthus verruculatus Klunzinger, 1877 , by monotypy. Nomenclature notes: Type species is in agreement with Carlgren (1949) and with den Hartog (1980). Authorship is in agreement with Neave (1939b) and with Carlgren (1949).

Currently considered valid: Yes

Heterodactyla Hemprich and Ehrenberg in Ehrenberg, 1834

Type species: Heterodactyla Hemprichii Ehrenberg, 1834 , by monotypy. Nomenclature notes: Type species is in agreement with Carlgren (1949). Authorship is in agreement with Neave (1939b), but Carlgren (1949) erroneously gave 1851 as the date of publication.

Currently considered valid: Yes

Homactis Verrill, 1869 b

Type species: Homactis rupicola Verrill, 1869 b, by monotypy. Nomenclature notes: Authorship is in agreement with Neave (1939b). Currently considered valid: No

Hoplophoria Wilson, 1890

Type species: Hoplophoria coralligens Wilson, 1890 , by monotypy. Nomenclature notes: Authorship is in agreement with Neave (1939b). Currently considered valid: No

Hormathia Gosse, 1859

Type species: Hormathia Margaritae Gosse, 1859 , by monotypy. Nomenclature notes: Type species is not in agreement with Carlgren (1949). Authorship is in agreement with Neave (1939b) and with Carlgren (1949).

Spelling errors or variants: Homathia , Hormatia

Currently considered valid: Yes

Hormathianthus Carlgren, 1943

Type species: Hormathianthus tuberculatus Carlgren, 1943 , by monotypy.

Nomenclature notes: Authorship is in agreement Carlgren (1949) and with Neave (1950). Currently considered valid: Yes

Hormosoma Stephenson, 1918 a

Type species: Hormosoma scotti Stephenson, 1918 a, by original designation. Nomenclature notes: Authorship is in agreement with Neave (1939b) and with Carlgren (1949). Currently considered valid: Yes

Iluanthos Forbes, 1840

Type species: Iluanthos Scoticus Forbes, 1840 , by monotypy. Nomenclature notes: Authorship is in agreement with Neave (1939b). Spelling errors or variants: Ilyanthus

Currently considered valid: No

Ilyactis Andres, 1881

Type species: Ilyactis torquata Andres, 1881 , by monotypy.

Nomenclature notes: Not listed in NZ ( Neave 1939a, b, 1940a, b, 1950; Edwards & Hopwood 1966; Edwards & Vevers 1975; Edwards & Tobias 1993; Edwards et al. 1996; volume 10 on line). Currently considered valid: Yes

Ilyanthopsis Hertwig, 1888

Type species: Ilyanthopsis longifilis Hertwig, 1888 , by monotypy. Nomenclature notes: Authorship is in agreement with Neave (1939b). Currently considered valid: No

Iosactis Riemann-Zürneck, 1997

Type species: Iosactis vagabunda Riemann-Zürneck, 1997 , by monotypy. Nomenclature notes: Authorship is in agreement with NZ 10 (on line). Currently considered valid: Yes

Isactinernus Carlgren, 1918

Type species: Isactinernus 4-lobatus Carlgren, 1918, by monotypy. Nomenclature notes: Authorship is in agreement with Neave (1939b) and with Carlgren (1949). Currently considered valid: Yes

Isactinia Carlgren, 1900 a

Type species: Anemonia citrina Haddon and Shackleton, 1893 , by subsequent designation. Nomenclature notes: Type species was designated by Carlgren (1947) and is in agreement with Carlgren (1949). Authorship is in agreement with Neave (1939b) and with Carlgren (1949). Anemonia citrina is also type species of Telactinia England, 1987 .

Currently considered valid: Yes

Isadamsia Carlgren, 1928 a

Type species: Isadamsia cancrisocia Carlgren, 1928 a, by monotypy. Nomenclature notes: Authorship is in agreement with Neave (1939b) and with Carlgren (1949). Currently considered valid: No

Isanemonia Carlgren, 1950 b

Type species: Isanemonia australis Carlgren, 1950 b, by monotypy. Nomenclature notes: Not listed in NZ ( Neave 1939a, b, 1940a, b, 1950; Edwards & Hopwood 1966; Edwards & Vevers 1975; Edwards & Tobias 1993; Edwards et al. 1996; volume 10 on line). Currently considered valid: Yes

Isantheopsis Carlgren, 1942

Type species: Actinopsis rosea Studer, 1879 , by monotypy.

Nomenclature notes: Not listed in NZ ( Neave 1939a, b, 1940a, b, 1950; Edwards & Hopwood 1966; Edwards & Vevers 1975; Edwards & Tobias 1993; Edwards et al. 1996; volume 10 on line). Currently considered valid: Yes

Isanthus Carlgren, 1938

Type species: Isanthus capensis Carlgren, 1938 , by monotypy. Nomenclature notes: Authorship is in agreement with Neave (1950) and with Carlgren (1949). Currently considered valid: Yes

Isoaulactinia Belém, Herrera Moreno , and Schlenz, 1996

Type species: Aulactinia stelloides McMurrich, 1889 a, by original designation. Nomenclature notes: Not listed in NZ ( Neave 1939a, b, 1940a, b, 1950; Edwards & Hopwood 1966; Edwards & Vevers 1975; Edwards & Tobias 1993; Edwards et al. 1996; volume 10 on line). Currently considered valid: Yes

Isocradactis Carlgren, 1924 a

Type species: Cradactis magna Stuckey, 1909 , by monotypy. Nomenclature notes: Authorship is in agreement with Neave (1939b) and with Carlgren (1949). Currently considered valid: No

Isoedwardsia Carlgren, 1900 a

Type species: Isoedwardsia ingolfi Carlgren, 1921 , by subsequent designation. Nomenclature notes: Type species was designated by Carlgren (1921) and is in agreement with Carlgren (1949). Authorship is in agreement with Neave (1939b) and with Carlgren (1949). Currently considered valid: Yes

Isometridium Carlgren, 1951

Type species: Isometridium rickettsi Carlgren, 1951 , by monotypy.

Nomenclature notes: Edwards and Hopwood (1966) stated the genus was described by Carlgren in 1949. The name Isometridium as published by Carlgren in 1949, is a nomen nudum: it is unavailable under ICZN Article 13.3.1 because the single included species, Isometridium Richettsi , is a nomen nudum, being unavailable under ICZN Article 13.1.1. Currently considered valid: No

Isoparactis Stephenson, 1920

Type species: Paractis ferax Stuckey, 1909 , by monotypy. Nomenclature notes: Authorship is in agreement with Neave (1939b) and with Carlgren (1949). Currently considered valid: No

Isophellia Carlgren, 1900 a

Type species: Isophellia sabulosa Carlgren, 1900 a, by original designation. Nomenclature notes: Type species is in agreement with Carlgren (1949). Authorship is in agreement with Neave (1939b) and with Carlgren (1949).

Currently considered valid: Yes

Isosicyonis Carlgren, 1927

Type species: Paractis alba Studer, 1879 , by monotypy.

Nomenclature notes: Authorship is in agreement with Neave (1939b) and with Carlgren (1949). Currently considered valid: Yes

Isotealia Carlgren, 1899 b

Type species: Isotealia antarctica Carlgren, 1899 b, by monotypy. Nomenclature notes: Type species is in agreement with Carlgren (1949). Neave (1939a) gave the date as 1898; there is evidence that publication was in 1899, the date given by Carlgren (1949). Currently considered valid: Yes

Isoulactis Carlgren, 1959

Type species: Isoulactis chilensis Carlgren, 1959 , by monotypy. Nomenclature notes: Authorship is in agreement with Edwards and Vevers (1975). Currently considered valid: Yes

Ixalactis Haddon, 1898

Type species: Phymanthus simplex Haddon and Shackleton, 1893 , by monotypy. Nomenclature notes: Authorship is in agreement with Neave (1939b). Currently considered valid: No

Jancis Stephenson, 1935

Type species: Sagartia Luciae Verrill, 1898 , by monotypy.

Nomenclature notes: Authorship is in agreement with Neave (1939b). This name was proposed conditionally; according to the ICZN, having been published prior to 1960, it “may be available” (Article 15.1). We regard it as available, being listed in NZ ( Neave 1939b) and mentioned by Carlgren (1949). Sagartia Luciae is also type species of Haliplanella Hand, 1956 .

Currently considered valid: No

Kadosactis Danielssen, 1890

Type species: Kadosactis rosea Danielssen, 1890 , by monotypy. Nomenclature notes: Type species is in agreement with Carlgren (1949). Authorship is in agreement with Neave (1939b) and with Carlgren (1949).

Currently considered valid: Yes

Kadosanthus Carlgren, 1934a

Type species: Kadosactis sulcata Carlgren, 1934 a, by monotypy. Nomenclature notes: Not listed in NZ ( Neave 1939a, b, 1940a, b, 1950; Edwards & Hopwood 1966; Edwards & Vevers 1975; Edwards & Tobias 1993; Edwards et al. 1996; volume 10 on line). Currently considered valid: No

Kalliphobe Busch, 1851

Type species: Kalliphobe appendiculata Busch, 1851 , by monotypy.

Nomenclature notes: Neave (1939b) regarded “ Kalliphobe Metschnikoff [non Busch] 1871” and “ Kalliphobe Busch 1851 ” as homonyms; Andres (1883, page 360), who rendered the name “ Calliphobe ,” regarded them as synonyms. Determining whether they refer to a single genus is unlikely to be possible because both accounts are of larvae; thus Andres' position seems prudent.

Spelling errors or variants: Calliphobe

Currently considered valid: No

Korenia Danielssen, 1890

Type species: Korenia margaritacea Danielssen, 1890 , by monotypy. Nomenclature notes: In agreement with Neave (1939b), junior homonym of gastropod genus Korenia of Friele, H., 1877, Tungebev aebningen hos de norske Rhipidoglossa. Archiv for Mathematik og Naturvidenskab 2:205. Authorship of both genera is in agreement with Neave (1939b).

Currently considered valid: No

Korsaranthus Riemann-Zürneck and Griffiths, 1999

Type species: Condylactis natalensis Carlgren, 1938 , by original designation. Nomenclature notes: Authorship is in agreement with NZ 10 (on line). Currently considered valid: Yes

Kyathactis Danielssen, 1890

Type species: Kyathactis hyalina Danielssen, 1890 , by monotypy. Nomenclature notes: Not listed in NZ ( Neave 1939a, b, 1940a, b, 1950; Edwards & Hopwood 1966; Edwards & Vevers 1975; Edwards & Tobias 1993; Edwards et al. 1996; volume 10 on line). Currently considered valid: No

Kylindrosactis Danielssen, 1890

Type species: Kylindrosactis elegans Danielssen, 1890 , by monotypy. Nomenclature notes: Authorship is in agreement with Neave (1939b). Currently considered valid: No

Lebrunia Duchassaing de Fonbressin and Michelotti, 1860

Type species: Lebrunia neglecta Duchassaing de Fonbressin and Michelotti, 1860, by monotypy. Nomenclature notes: Type species is not in agreement with Carlgren (1949). Authorship is in agreement with Neave (1939b) and with Carlgren (1949).

Spelling errors or variants: Labrunia , Lebrunea , Lubrunia

Currently considered valid: Yes

Lecythia Sars, 1829

Type species: Lecythia brevicornis Sars, 1829 , by monotypy.

Nomenclature notes: Type species is in agreement with Williams (1981), who regarded this genus a nomen dubium. In agreement with Neave (1939b), senior homonym of protozoan Lecythia of Wright, T. S., 1861, Observations on British Protozoa and zoophytes. Annals and Magazine of Natural History, series 3, 8(43):123. Authorship of both genera is in agreement with Neave (1939b).

Currently considered valid: No

Leiotealia Hertwig, 1882

Type species: Actinia nymphaea Drayton in Dana, 1846, by monotypy. Nomenclature notes: Genus name erroneously listed in Neave (1939b) as Leiotaelia. Spelling errors or variants: Leiotaelia

Currently considered valid: Yes

Leipsiceras Stephenson, 1918 b

Type species: Bolocera pollens McMurrich, 1898 , by monotypy.

Nomenclature notes: Type species is in agreement with Carlgren (1949); not listed in NZ ( Neave 1939a, b, 1940a, b, 1950; Edwards & Hopwood 1966; Edwards & Vevers 1975; Edwards & Tobias 1993; Edwards et al. 1996; volume 10 on line). Authorship is in agreement with Carlgren (1949).

Currently considered valid: Yes

Lepactis Andres, 1883

Type species: Actinia squamosa Bruguiere, 1789 , by monotypy. Nomenclature notes: Not listed in NZ ( Neave 1939a, b, 1940a, b, 1950; Edwards & Hopwood 1966; Edwards & Vevers 1975; Edwards & Tobias 1993; Edwards et al. 1996; volume 10 on line). Currently considered valid: Yes

Leptoteichus Stephenson, 1918 a

Type species: Leptoteichus insignis Stephenson, 1918 a, by original designation. Nomenclature notes: Authorship is in agreement with Neave (1939b). Currently considered valid: No

Lilliella Stephenson, 1918 a

Type species: Lilliella lacunifera Stephenson, 1918 a, by original designation. Nomenclature notes: Authorship is in agreement with Neave (1939b). Currently considered valid: No

Limnactinia Carlgren, 1921

Type species: Limnactinia laevis Carlgren, 1921 , by monotypy. Nomenclature notes: Type species is in agreement with Carlgren (1949). Neave (1939b) erroneously stated Limnactinia was described in 1922; Carlgren (1949) gave it correctly.

Currently considered valid: Yes

Liponema Hertwig, 1888

Type species: Liponema multiporum Hertwig, 1882 , by monotypy. Nomenclature notes: Type species is in agreement with Carlgren (1949). Authorship is in agreement with Neave (1940b); Carlgren (1949) erroneously gave 1882 as the date of publication. Currently considered valid: Yes

Litophellia Carlgren, 1938

Type species: Litophellia octoradiata Carlgren, 1938 , by monotypy. Nomenclature notes: Authorship is in agreement with Carlgren (1949) and with Neave (1950). Currently considered valid: No

Lophactis Verrill, 1869 a

Type species: Lophactis ornata Verrill, 1869 a, by monotypy. Nomenclature notes: Authorship is in agreement with Neave (1939b). Currently considered valid: No

Macranthea Verrill, 1928

Type species: Macranthea cookei Verrill, 1928 , by monotypy. Nomenclature notes: Authorship is in agreement with Neave (1940a). Currently considered valid: No

Macrocnema Carlgren, 1928 a

Type species: Macrocnema nicobarica Carlgren, 1928 a, by monotypy.

Nomenclature notes: In agreement with Neave (1940a), junior homonym of Macrocnema of Stephens, J. F., 1831, Illustrations of British Entomology; or, A Synopsis of Indigenous Insects, volume 4, page 317. Authorship of both genera is in agreement with Neave (1940a); that of the actiniarian genus is in agreement with Carlgren (1949). Currently considered valid: Yes

Macrodactyla Haddon, 1898

Type species: Condylactis aspera Haddon and Shackleton, 1893 , by monotypy. Nomenclature notes: Type species is in agreement with Dunn (1981). According to Neave (1940a), junior homonym of Macrodactyla of Harris in Hitchcock, E., 1833 [not seen: “Rep. Geol. Min. Zool. Massach., 575”]. Authorship of the actiniarian genus is in agreement with Neave (1940a) and with Carlgren (1949). Currently considered valid: Yes

Madoniactis Danielssen, 1890

Type species: Madoniactis lofotensis Danielssen, 1890 , by monotypy. Nomenclature notes: Authorship is in agreement with Neave (1940a). Currently considered valid: No

Maractis Fautin and Barber, 1999

Type species: Maractis rimicarivora Fautin and Barber, 1999 , by original designation.

Nomenclature notes: Authorship is in agreement with NZ 10 (on line). Currently considered valid: Yes

Marianactis Fautin and Hessler, 1989

Type species: Marianactis bythios Fautin and Hessler, 1989 , by original designation. Nomenclature notes: Authorship is in agreement with Edwards et al. (1996). Currently considered valid: Yes

Marsupifer Carlgren, 1901

Type species: Marsupifer Valdiviae Carlgren, 1901 , by monotypy. Nomenclature notes: Authorship is in agreement with Neave (1940a). Currently considered valid: No

Megalactis Hemprich and Ehrenberg in Ehrenberg, 1834

Type species: Megalactis Hemprichii Ehrenberg, 1834 , by monotypy. Nomenclature notes: Type species is in agreement with Carlgren (1949). Authorship is in agreement with Neave (1940a) and with Carlgren (1949).

Currently considered valid: Yes

Mena Stephenson, 1920

Type species: Phytocoetes chilkaeus Annandale, 1915 , by monotypy.

Nomenclature notes: Type species is in agreement with Carlgren (1949). According to Eschmeyer, W., 1998, Catalog of Fishes, vol. 3, fish genus Mena of Swainson, W., 1839, On the Natural History of Fishes, Amphibians, & Reptiles or Monocardian Animals, volume 2, page 215, is an incorrect subsequent spelling of genus Maena Cuvier, 1829 ; Swainson's genus, which is not in prevailing usage, is not available and so does not enter into homonymy ( ICZN Article 33.3). Authorship of the actiniarian genus is in agreement with Carlgren (1949); that of both genera is in agreement with Neave (1940a).

Currently considered valid: Yes

Mesacmaea Andres, 1883

Type species: Ilyanthus stellatus Andres, 1881 , by monotypy.

Nomenclature notes: Authorship is in agreement with Neave (1940a) and with Carlgren (1949). Ehrenberg (1834) also proposed a genus Mesacmaea , which is a nomen nudum: an available species name was not assigned in combination with this genus name ( ICZN Article 12.2.5).

Spelling errors or variants: Mesacmaea

Currently considered valid: Yes

Mesactinia England, 1987

Type species: Mesactinia ganensis England, 1987 , by original designation. Nomenclature notes: Not listed in NZ ( Edwards et al. 1996; volume 10 on line). Currently considered valid: Yes

Metactis Milne Edwards and Haime, 1851

Type species: Actinia Vas Quoy and Gaimard, 1833 , by monotypy. Nomenclature notes: Type species is in agreement with Carlgren (1949). Authorship is in agreement with Neave (1940a). Currently considered valid: No

Metapeachia Carlgren, 1943

Type species: Peachia tropica Panikkar, 1938 , by monotypy. Nomenclature notes: Authorship is in agreement with Neave (1950) and with Carlgren (1949). Currently considered valid: Yes

Metedwardsia Carlgren, 1947

Type species: Milne-edwardsia akkeshi Uchida, 1932b, by monotypy. Nomenclature notes: Authorship is in agreement with Edwards and Hopwood (1966) and with Carlgren (1949). Currently considered valid: Yes

Metridium de Blainville, 1824

Type species: Actinia dianthus Ellis, 1768 , by monotypy.

Nomenclature notes: Oken (1815) was rejected for nomenclatorial purposes in Opinion 417 of the International Commission on Zoological Nomenclature (Bulletin of Zoological Nomenclature 14:1–42; September 1956) because the author did not apply the principles of binominal nomenclature. de Blainville (1824) made the genus name Metridium available, in agreement with Opinion 1269 of the International Commission of Zoological Nomenclature (Bulletin of Zoological Nomenclature 41:19–21; March 1984). Type species and authorship are not in agreement with Carlgren (1949). Spelling errors or variants: Methridium

Currently considered valid: Yes

Milneedwardsia Carlgren, 1892

Type species: Milne-Edwardsia Loveni Carlgren, 1892

Nomenclature notes: In agreement with Neave (1940a), junior homonym of mollusc genus Milne-Edwardsia of Bourguignat, J. R., 1877, Histoire des clausilies de France vivantes et fossiles. Annales des Sciences Naturelles, Zoologie 6(2):59. Authorship of both genera is in agreement with Neave (1940a). Spelling errors or variants: Milne-Edwardsia

Currently considered valid: No

Mimetridium Hand, 1961

Type species: Mimetridium cryptum Hand, 1961 , by monotypy. Nomenclature notes: Authorship is in agreement Edwards and Vevers (1975). Currently considered valid: Yes

Minyas Cuvier, 1817

Type species: Mynias cyanea Cuvier, 1817 , by monotypy.

Nomenclature notes: Type species is not in agreement with Carlgren (1949). In agreement with Neave (1940a), junior homonym of lepidopteran genus Minyas of Savigny, J. C., 1816, Mémoires sur les Animaux sans Vértebres, part 1, page 31. Cuvier (1817), who described the actiniarian in phylum Echinodermata, spelled the genus name both Minyas and Mynias ; the spelling Minyas was fixed by de Blainville (1830), acting as First Reviser ( ICZN Article 24.2.1). de Blainville (1830) also moved the genus to phylum Coelenterata, and resolved the homonymy by creating Actinecta as a replacement name ( ICZN Article 60.2). Authorship of both genera is in agreement with Neave (1940a); Carlgren (1949) erroneously gave 1827 as the date.

Spelling errors or variants: Mynias

Currently considered valid: Yes

Mitactis Haddon and Duerden, 1896

Type species: None

Nomenclature notes: No type species has been designated for this genus; two species were included in it originally. Neave (1940a) erroneously gave 1898 as the date of publication. Currently considered valid: No

Monactis Riemann-Zürneck, 1986

Type species: Paractis vestita Gravier, 1918 , by original designation.

Nomenclature notes: Authorship is in agreement with Edwards et al. (1996). Currently considered valid: Yes

Moschata Renier in de Blainville, 1830

Type species: Moschata rhododactyla de Blainville, 1830, by monotypy. Nomenclature notes: Authorship is in agreement with Neave (1940a). Currently considered valid: No

Myonanthus McMurrich, 1893

Type species: Myonanthus ambiguus McMurrich, 1893 , by monotypy. Nomenclature notes: Type species is in agreement with Carlgren (1949). Neave (1940a) erroneously gave 1895 as the date of publication; Carlgren (1949) gave it correctly.

Currently considered valid: Yes

Myriactis Haddon, 1888

Type species: Myriactis tubicola Haddon, 1888 , by monotypy. Nomenclature notes: Authorship is in agreement with Neave (1940a). Currently considered valid: Yes

Nautactis Milne Edwards, 1857

Type species: Actinia olivacea Le Sueur, 1817 , by monotypy. Nomenclature notes: Neave (1940a) erroneously attributed authorship to Milne-Edwards & Haime. Currently considered valid: Yes

Nectothela Verrill, 1928

Type species: Nectothela lilae Verrill, 1928 , by monotypy. Nomenclature notes: Authorship is in agreement with Neave (1940s). Currently considered valid: No

Nemanthus Carlgren, 1940

Type species: Sagartia nitida Wassilieff, 1908 , by original designation. Nomenclature notes: Type species is in agreement with Carlgren (1949). Authorship is in agreement with Carlgren (1949) and with Neave (1950).

Spelling errors or variants: Namanthus

Currently considered valid: Yes

Nematostella Stephenson, 1935

Type species: Nematostella vectensis Stephenson, 1935 , by original designation. Nomenclature notes: Type species is in agreement with Carlgren (1949). Authorship is in agreement with Neave (1940a) and with Carlgren (1949).

Currently considered valid: Yes

Neoaiptasia Parulekar, 1969

Type species: Neoaiptasia commensali Parulekar, 1969 , by original designation. Nomenclature notes: Authorship is in agreement with Edwards and Tobias (1993). Currently considered valid: Yes

Neocondylactis England, 1987

Type species: Neocondylactis singaporensis England, 1987 , by original designation. Nomenclature notes: Not listed in NZ ( Edwards et al. 1996; volume 10 on line). Currently considered valid: Yes

Neohalcampa Sanamyan, 2001

Type species: Neohalcampa sheikoi Sanamyan, 2001 , by original designation. Nomenclature notes: Authorship is in agreement with NZ 10 (on line). Currently considered valid: Yes

Neoparacondylactis Zamponi, 1974

Type species: Neoparacondylactis haraldoi Zamponi, 1974 , by original designation. Nomenclature notes: Authorship is in agreement with Edwards and Tobias (1993). Currently considered valid: Yes

Neophellia Uchida, 1938

Type species: Neophellia mutsuensis Uchida, 1938 , by monotypy. Nomenclature notes: Authorship is in agreement with Neave (1950); Carlgren (1949) erroneously gave 1939 as the date. Currently considered valid: No

Nevadne Stephenson, 1922

Type species: Gyrostoma glaucum Annandale, 1915 , by monotypy. Nomenclature notes: Authorship is in agreement with Neave (1940a) and with Carlgren (1949). Currently considered valid: Yes

Oceanactis Moseley, 1877

Type species: Oceanactis rhodactylus Moseley, 1877 , by monotypy. Nomenclature notes: Authorship is in agreement with Neave (1940a). Currently considered valid: Yes

Octineon Moseley in Fowler, 1894

Type species: Ammodiscus Lindahli Carpenter and Jeffreys, 1871 , by replacement. Nomenclature notes: Carlgren (1949) erroneously gave the type species as Carpenter in Fowler, 1894. Replacement name ( ICZN Article 60.2) for the junior homonym Ammodiscus . Neave (1940a) gave authorship as Fowler, but Fowler attributed it to Moseley, as Carlgren (1949) gave it.

Currently considered valid: Yes

Onubactis López-González , den Hartog, and García-Gómez, 1995

Type species: Onubactis rocioi López-González , den Hartog, and García-Gómez, 1995, by original designation. Nomenclature notes: Authorship is in agreement with NZ 10 (on line). Currently considered valid: Yes

Ophiodiscus Hertwig, 1882

Type species: Ophiodiscus annulatus Hertwig, 1882 , by monotypy.

Nomenclature notes: Type species is in agreement with Carlgren (1949). Authorship is in agreement with Carlgren (1949) and with Neave (1940a), who stated that Stephanactis was described by Hertwig (1882), which is true; however, it appears that the German version of Hertwig's publication on the Challenger anemones appeared before that in the expedition series, which Neave cited.

Currently considered valid: Yes

Oractis McMurrich, 1893

Type species: Oractis Diomedeae McMurrich, 1893 , by monotypy. Nomenclature notes: Neave (1940a) erroneously gave the date as 1895; Carlgren (1949) gave it correctly. Currently considered valid: Yes

Oulactis Milne Edwards and Haime, 1851

Type species: Metridium muscosum Drayton in Dana, 1846, by monotypy. Nomenclature notes: Type species is in agreement with Carlgren (1949). Authorship is in agreement with Neave (1940a) and with Carlgren (1949).

Currently considered valid: Yes

Pacmanactis López-González, Rodríguez , and Segonzac, 2005

Type species: Pacmanactis hashimotoi López-González, Rodríguez , and Segonzac, 2005, by original designation. Nomenclature notes: Not listed in NZ ( Neave 1939a, b, 1940a, b, 1950; Edwards & Hopwood 1966; Edwards & Vevers 1975; Edwards & Tobias 1993; Edwards et al. 1996; volume 10 on line).

Currently considered valid: No

Parabunodactis Carlgren, 1928 a

Type species: Bunodactis inflexibilis Carlgren, 1928 a, by monotypy. Nomenclature notes: Not listed in NZ ( Neave 1939a, b, 1940a, b, 1950; Edwards & Hopwood 1966; Edwards & Vevers 1975; Edwards & Tobias 1993; Edwards et al. 1996; volume 10 on line). Authorship is in agreement with Carlgren (1949).

Currently considered valid: Yes

Paracalliactis Carlgren, 1928 a

Type species: Paracalliactis valdiviae Carlgren, 1928 a, by monotypy. Nomenclature notes: Type species is in agreement with Carlgren (1949). Authorship is in agreement with Neave (1940a) and with Carlgren (1949).

Currently considered valid: Yes

Paracondylactis Carlgren, 1934 c

Type species: Condylactis hertwigi Wassilieff, 1908 , by subsequent designation. Nomenclature notes: Type species was designated by Carlgren (1949). Authorship is in agreement with Neave (1940b) and with Carlgren (1949).

Currently considered valid: Yes

Paractinia Andres, 1883

Type species: Actinia striata Risso, 1826 , by monotypy. Nomenclature notes: Authorship is in agreement with Neave (1940a). Currently considered valid: Yes

Paractinostola Carlgren, 1928 a

Type species: Paractinostola bulbosa Carlgren, 1928 a, by subsequent designation. Nomenclature notes: Type species was designated by Carlgren (1949). Authorship is in agreement with Neave (1940a) and with Carlgren (1949).

Currently considered valid: Yes

Paractis Milne Edwards and Haime, 1851

Type species: Actinia impatiens Couthouy in Dana, 1846, by monotypy. Nomenclature notes: Authorship is in agreement with Neave (1940a). Spelling errors or variants: Paracis, Paratis , Peractis Currently considered valid: Yes

Paraedwardsia Carlgren in Nordgaard, 1905

Type species: Paraedwardsia arenarea Carlgren in Nordgaard, 1905, by monotypy. Nomenclature notes: Type species is in agreement with Carlgren (1949). Neave (1940a) attributed authorship to Joergensen (1905) from a manuscript by Carlgren; Carlgren (1949) attributed authorship simply to Carlgren. Currently considered valid: Yes

Parahalcampa Carlgren, 1927

Type species: Parahalcampa antarctica Carlgren, 1927 , by original designation.

Nomenclature notes: Neave (1940b) stated the genus was described by Carlgren in 1921. The name Parahalcampa as published by Carlgren in 1921, is a nomen nudum: it is unavailable under ICZN Article 13.3.1 because the single included species, Parahalcampa antarctica , is a nomen nudum, being unavailable under ICZN Article 13.1.1. Currently considered valid: Yes

Paraiptasia England, 1992

Type species: Actinia radiata Stimpson, 1856 a, by original designation. Nomenclature notes: Authorship is in agreement with Edwards et al. (1996). Currently considered valid: Yes

Paraisanthus Sanamyan and Sanamyan, 1998

Type species: Paraisanthus tamarae Sanamyan and Sanamyan, 1998 , by monotypy. Nomenclature notes: Authorship is in agreement with NZ 10 (on line). Currently considered valid: Yes

Paraisometridium Zamponi, 1978 b

Type species: Paraisometridium pehuensis Zamponi, 1978 b, by monotypy. Nomenclature notes: Authorship is in agreement with Edwards et al. (1996). Currently considered valid: Yes

Paranemonia Carlgren, 1900 a

Type species: Anemonia cinerea Contarini, 1844 , by monotypy. Nomenclature notes: Not listed in NZ ( Neave 1939a, b, 1940a, b, 1950; Edwards & Hopwood 1966; Edwards & Vevers 1975; Edwards & Tobias 1993; Edwards et al. 1996; volume 10 on line). Authorship is in agreement with Carlgren (1949).

Currently considered valid: Yes

Paranthea Verrill, 1868

Type species: Dysactis pallida L. Agassiz in Verrill, 1864b, by original designation. Nomenclature notes: Authorship is in agreement with Neave (1940a). Currently considered valid: No

Parantheoides Carlgren, 1899 b

Type species: Parantheoides crassa Carlgren, 1899 b, by monotypy. Nomenclature notes: Neave (1940a) erroneously gave 1898 as the date of publication. Currently considered valid: No

Parantheopsis McMurrich, 1904

Type species: Actinia cruentata Couthouy in Dana, 1846, by monotypy. Nomenclature notes: Type species is in agreement with Carlgren (1949), who erroneously gave 1849 as the date of publication. Authorship is in agreement with Neave (1940a) and with Carlgren (1949). Currently considered valid: Yes

Paranthosactis López-González, Rodríguez, Gili , and Segonzac, 2003

Type species: Paranthosactis denhartogi López-González, Rodríguez, Gili , and Segonzac, 2003, by original designation. Nomenclature notes: Authorship is in agreement with NZ 10 (on line).

Currently considered valid: Yes

Paranthus Andres, 1883

Type species: Entacmaea chromatodera Schmarda, 1852 , by monotypy. Nomenclature notes: Type species is in agreement with Carlgren (1949). Authorship is in agreement with Neave (1940a) and with Carlgren (1949).

Currently considered valid: Yes

Paraphellia Haddon, 1889

Type species: Chitonactis expansa Haddon, 1886 , by monotypy.

Nomenclature notes: In agreement with Neave (1940a), junior homonym of actiniarian Paraphellia of Verrill (1868). Type species is in agreement with Carlgren (1949). Authorship of both genera is in agreement with Neave (1940a); that of the actiniarian genus is in agreement with Carlgren (1949).

Currently considered valid: Yes

Paraphellia Verrill, 1868

Type species: Phellia inequalis Verrill, 1868 , by monotypy. Nomenclature notes: In agreement with Neave (1940a), senior homonym of actiniarian Paraphellia of Haddon (1889). Authorship of both genera is in agreement with Neave (1940a). Currently considered valid: Yes

Paraphelliactis Carlgren, 1928 b

Type species: Paraphelliactis spinosa Carlgren, 1928 b, by monotypy. Nomenclature notes: Type species is in agreement with Carlgren (1949). Authorship is in agreement with Neave (1940) and with Carlgren (1949).

Currently considered valid: Yes

Parasicyonis Carlgren, 1921

Type species: Parasicyonis sarsii Carlgren, 1921 , by original designation. Nomenclature notes: Type species is in agreement with Carlgren (1949). Authorship is in agreement with Neave (1940a) and with Carlgren (1949).

Spelling errors or variants: Paracicyonis

Currently considered valid: Yes

Parastephanauge Dufaure, 1959

Type species: Parastephanauge Paxi Dufaure, 1959 , by monotypy. Nomenclature notes: Authorship is in agreement with Edwards and Vevers (1975). Currently considered valid: Yes

Paratealia Mathew and Kurian, 1979

Type species: Paratealia keralensis Mathew and Kurian, 1979 , by monotypy. Nomenclature notes: Authorship is in agreement with Edwards et al. (1996). Currently considered valid: Yes

Parathoe Carlgren, 1928 a

Type species: Cereus Stimpsonii Verrill, 1869 b, by monotypy.

Nomenclature notes: In agreement with Neave (1940a), junior homonym of Parathoe of Miers, J. E., 1879, Descriptions of new or little-known species of maioid Crustacea (Oxyrhyncha) in the collection of the British Museum. Annals and Magazine of Natural History Series 5, 4:16. Carlgren (1938) created Anthothoe as a replacement name. Authorship of both genera is in agreement with Neave (1940a).

Currently considered valid: No

Peachia Gosse, 1855

Type species: Peachia hastata Gosse, 1855 , by subsequent designation.

Pelocoetes Annandale, 1915

Type species: Metridium schillerianum exul Annandale, 1907 , by monotypy. Nomenclature notes: Carlgren (1949) erroneously gave the type species as Pelocoetes exul , dated from 1915. Authorship is in agreement with Neave (1940) and with Carlgren (1949). Spelling errors or variants: Pelocoetes

Currently considered valid: Yes

Pentactinia Carlgren, 1900 b

Type species: Pentactinia californica Carlgren, 1900 b, by monotypy. Nomenclature notes: Neave (1940a) erroneously gave authorship of the genus as 1901, although he gave correct authorship of the publication. Authorship is in agreement with Carlgren (1949). Currently considered valid: Yes

Peronanthus Hiles, 1899

Type species: Peronanthus verrucellae Hiles, 1899 , by monotypy. Nomenclature notes: Authorship is in agreement with Neave (1940a). Currently considered valid: Yes

Petalactis Andres, 1883

Type species: None

Nomenclature notes: No type species has been designated for this genus; two species were included in it originally. Not listed in NZ ( Neave 1939a, b, 1940a, b, 1950; Edwards & Hopwood 1966; Edwards & Vevers 1975; Edwards & Tobias 1993; Edwards et al. 1996; volume 10 on line).

Currently considered valid: Yes

Phellia Gosse, 1858 a

Type species: Phellia gausapata Gosse, 1858 a, by subsequent designation. Nomenclature notes: Type species was designated by Stephenson (1929), and is in agreement with Carlgren (1949). Authorship is in agreement with Neave (1940a) and with Carlgren (1949). Currently considered valid: Yes

Phelliactis Simon, 1892

Type species: Phelliactis Hertwigii Simon, 1892 , by monotypy. Nomenclature notes: Type species is in agreement with Carlgren (1949). Authorship is in agreement with Neave (1940b) and with Carlgren (1949).

Currently considered valid: Yes

Phelliogeton Carlgren, 1927

Type species: Phelliogeton falklandicus Carlgren, 1927 , by monotypy. Nomenclature notes: Type species is in agreement with Carlgren (1949). Authorship is in agreement with Neave (1940a) and with Carlgren (1949).

Currently considered valid: Yes

Phelliomorpha Carlgren, 1902

Type species: Phellia crassa Danielssen, 1890 , by monotypy. Nomenclature notes: Authorship is in agreement with Neave (1940a). Currently considered valid: No

Phelliopsis Fischer, 1887

Type species: Phellia nummus Andres, 1881 , by monotypy.

Nomenclature notes: Senior homonym of actiniarian genus Phelliopsis of Verrill, 1899c, in agreement with Neave (1940a, 1950). Authorship of both genera is in agreement with Neave (1940a, 1950). Currently considered valid: No

Phelliopsis Verrill, 1899 c

Type species: Phellia Panamensis Verrill, 1869 a, by original designation. Nomenclature notes: Junior homonym of actiniarian genus Phelliopsis of Fischer, 1887. Delphy (1939) resolved the homonymy by creating the replacement name ( ICZN Article 60.2) Plastaphellia in agreement with Neave (1940a, 1950). Authorship of both genera is in agreement with Neave (1940a, 1950).

Currently considered valid: No

Phialoba Carlgren, 1951

Type species: Phialoba steinbecki Carlgren, 1951 , by monotypy.

Nomenclature notes: Edwards and Hopwood (1966) stated the genus was described by Carlgren in 1949. The name Phialoba as published by Carlgren in 1949, is a nomen nudum: it is unavailable under ICZN Article 13.3.1 because the single included species, Phialoba steinbecki , is a nomen nudum, being unavailable under ICZN Article 13.1.1. Currently considered valid: Yes

Philomedusa Müller, 1860

Type species: Philomedusa Vogtii Müller, 1860 , by monotypy. Nomenclature notes: Authorship is in agreement with Neave (1940a). Currently considered valid: Yes

Phlyctenactis Stuckey, 1909

Type species: Actinia tuberculosa Quoy and Gaimard, 1833 , by subsequent designation. Nomenclature notes: Type species was designated by Carlgren (1949). Authorship is in agreement with Neave (1940a) and with Carlgren (1949).

Currently considered valid: Yes

Phlyctenanthus Carlgren, 1950 c

Type species: Phlyctenanthus australis Carlgren, 1950 c, by monotypy.

Nomenclature notes: Edwards and Hopwood (1966) stated the genus was described by Carlgren in 1949. The name Phlyctenanthus as published by Carlgren in 1949, is a nomen nudum: it is unavailable under ICZN Article 13.3.1 because the single included species, Phlyctenanthus australis , is a nomen nudum, being unavailable under ICZN Article 13.1.1. Currently considered valid: Yes

Phyllactis Milne Edwards and Haime, 1851

Type species: Metridium praetextum Couthouy in Dana, 1846, by monotypy. Nomenclature notes: Type species is in agreement with Carlgren (1949). Authorship is in agreement with Neave (1940) and with Carlgren (1949).

Spelling errors or variants: Phylactis

Currently considered valid: Yes

Phyllodiscus Kwietniewski, 1897

Type species: Phyllodiscus Semoni Kwietniewski, 1897 , by monotypy.

Nomenclature notes: Description of the actiniarian repeated (in nearly the same words) by Kwietniewski (1898). Author- Phymactis Milne Edwards, 1857

Type species: Actinia clematis Drayton in Dana, 1846, by subsequent designation. Nomenclature notes: Type species was designated by Carlgren (1949), who erroneously gave 1849 as the date. Authorship is in agreement with Neave (1940a) and with Carlgren (1949). Currently considered valid: Yes

Phymanthea Carlgren, 1959

Type species: Actinia pluvia Drayton in Dana, 1846, by monotypy. Nomenclature notes: Authorship is in agreement with Edwards and Vevers (1975). Spelling errors or variants: Phymantea

Currently considered valid: Yes

Phymanthus Milne Edwards and Haime, 1851

Type species: Actinodendron Loligo Hemprich and Ehrenberg in Ehrenberg, 1834, by monotypy. Nomenclature notes: Type species is in agreement with Carlgren (1949). Authorship is in agreement with Neave (1940a); Carlgren(1949) erroneously gave 1857 as the date of publication.

Spelling errors or variants: Phimanthus , Phymantes , Phymantus, Phymathus Currently considered valid: Yes

Physactis Verrill, 1869 b

Type species: Actinia multicolor Stimpson, 1856 a, by monotypy. Nomenclature notes: Authorship is in agreement with Neave (1940a). Currently considered valid: No

Physobrachia Saville-Kent, 1893

Type species: Physobrachia Douglasi Saville-Kent, 1893 , by monotypy. Nomenclature notes: Authorship is in agreement with Neave (1940a). Currently considered valid: No

Phytocoetes Annandale, 1915

Type species: Phytocoetes gangeticus Annandale, 1915 , by original designation. Nomenclature notes: Type species is in agreement with Carlgren (1949). Authorship is in agreement with Neave (1940a) and with Carlgren (1949).

Spelling errors or variants: Phytocoetes

Currently considered valid: Yes

Phytocoeteopsis Panikkar, 1936

Type species: Phytocoeteopsis ramunnii Panikkar, 1936 , by monotypy. Nomenclature notes: Type species is in agreement with Carlgren (1949). Authorship is in agreement with Carlgren (1949) and with Neave (1950).

Currently considered valid: No

Plastaphellia Delphy, 1939

Type species: Phellia Panamensis Verrill, 1869 a, by replacement.

Plotactis Milne Edwards, 1857

Type species: Actinia flava Le Sueur, 1817 , by monotypy. Nomenclature notes: Authorship is in agreement with Neave (1940a). Currently considered valid: No

Polyopis Hertwig, 1882

Type species: Polyopis striata Hertwig, 1882 , by monotypy. Nomenclature notes: Authorship is in agreement with Neave (1940a). Currently considered valid: No

Polyparium Korotneff, 1886

Type species: Polyparium ambulans Korotneff, 1886 , by monotypy. Nomenclature notes: Authorship is in agreement with Neave (1940a). Currently considered valid: No

Polysiphonia Hertwig, 1882

Type species: Polysiphonia tuberosa Hertwig, 1882 , by monotypy.

Nomenclature notes: In agreement with Neave (1940a) and NZ 10 (on line), junior homonym of sponge genus Polysiphonia of Pomel, A., 1872 [year not verified], Paléontologie ou Description des Animaux Fossiles de la Province D'Oran volume 5, page 127. Senior homonym of [1] hydrozoan genus Polysiphonia of von Lendenfeld, R., 1885, Über Coelenteraten der Südsee. Zeitschrift für Wissenschaftliche Zoologie 41:641; and [2] sponge genus Polysiphonia of Finks, R. M., 1995, Some new genera of Paleozoic calcareous sponges. University of Kansas Paleontological Contributions, new series, 6:4. Authorship of the actiniarian and Pomel's sponge genus is in agreement with Neave (1940a); authorship of Finks' sponge genus is in agreement with NZ 10 (on line).

Currently considered valid: No

Polystomidium Hertwig, 1882

Type species: Polystomidium patens Hertwig, 1882 , by monotypy. Nomenclature notes: Authorship is in agreement with Neave (1940a). Spelling errors or variants: Polystomidia

Currently considered valid: No

Porponia Hertwig, 1882

Type species: Porponia elongata Hertwig, 1882 , by monotypy. Nomenclature notes: Authorship is in agreement with Neave (1940a). Currently considered valid: No

Preactis England in England and Robson, 1984

Type species: Preactis millardae England in England and Robson, 1984, by original designation. Nomenclature notes: Authorship is in agreement with Edwards et al. (1996). Currently considered valid: Yes

Protanthea Carlgren, 1891

Type species: Protanthea simplex Carlgren, 1891 , by monotypy. Nomenclature notes: Type species is in agreement with Carlgren (1949). Authorship is in agreement with Neave (1940a) and with Carlgren (1949).

Spelling errors or variants: Prothantea

Currently considered valid: Yes

Pseudactinia Carlgren, 1928 a

Type species: Actinia flagellifera Drayton in Dana, 1846, by original designation. Nomenclature notes: Carlgren (1949) erroneously gave the type species as Comactis flagellifera , dated from 1882. Authorship is in agreement with Neave (1940) and with Carlgren (1949). Currently considered valid: Yes

Pseudhormathia Carlgren, 1943

Type species: Pseudhormathia bocki Carlgren, 1943 , by monotypy. Nomenclature notes: Authorship is in agreement with Carlgren (1949) and with Neave (1950). Currently considered valid: Yes

Pseudoparactis Stephenson, 1920

Type species: Paractis tenuicollis McMurrich, 1904 , by monotypy. Nomenclature notes: Authorship is in agreement with Neave (1940a) and with Carlgren (1949). Currently considered valid: Yes

Pseudophellia Verrill, 1899 d

Type species: Phellia arctica Verrill, 1868 , by monotypy. Nomenclature notes: Authorship is in agreement with Neave (1940a). Currently considered valid: No

Ptychodactis Appellöf, 1893

Type species: Ptychodactis patula Appellöf, 1893 , by monotypy. Nomenclature notes: Neave (1940a) gave 1894 for the genus but 1893 for the publication; authorship is in agreement with Carlgren (1949).

Currently considered valid: Yes

Radianthus Kwietniewski, 1896 a

Type species: Radianthus Kükenthali Kwietniewski, 1896 a, by monotypy. Nomenclature notes: Type species is in agreement with Carlgren (1949). Authorship is in agreement with Neave (1940b); Carlgren (1949) erroneously gave 1897 as the date of publication. Currently considered valid: No

Ramirezia Zamponi, 1980

Type species: Ramirezia balsae Zamponi, 1980 , by original designation. Nomenclature notes: In agreement with NZ 10 (on line), senior homonym of coleopteran genus Ramirezia of Molino- Olmedo, F., 2001, Cladistica del genero Chiasognathus Stephens, 1831 y Sphaenognathus Buquet, 1838 con proposicion de subgeneros nuevos ( Coleoptera : Lucanidae ). Revue Chileana Entomol. 28: 85. Authorship of the actiniarian genus is in agreement with Edwards et al. (1996).

Spelling errors or variants: Ramireza

Currently considered valid: Yes

Raphactis Verrill, 1899 b

Type species: Raphactis nitida Verrill, 1899 b, by original designation. Nomenclature notes: Authorship is in agreement with Neave (1940b). Currently considered valid: No

Rhodactinia Agassiz, 1847

Type species: Actinia Daevisii Agassiz, 1847 , by monotypy. Nomenclature notes: Authorship is in agreement with Neave (1940). Currently considered valid: No

Rhytidactis Pax, 1922

Type species: Rhytidactis antarctica Pax, 1922 , by monotypy. Nomenclature notes: Authorship is in agreement with Neave (1940b). Currently considered valid: No

Rivetia Pax, 1912

Type species: Actinia papillosa Lesson, 1830 , by monotypy. Nomenclature notes: Authorship is in agreement with Neave (1940b). Currently considered valid: No

Saccactis Lager, 1911

Type species: Saccactis Mc Murrichi Lager, 1911 , by subsequent designation. Nomenclature notes: Type species was designated by Riemann-Zürneck and Gallardo (1990). Authorship is in agreement with Neave (1940b).

Currently considered valid: No

Sagartia Gosse, 1855

Type species: Actinia elegans Dalyell, 1848 , by subsequent designation. Nomenclature notes: Type species was designated by Haddon (1889), and is in agreement with Carlgren (1949). Authorship is in agreement with Neave (1940b) and with Carlgren (1949). Spelling errors or variants: Sagaratia , Sagaria , Sagarta , Sargartia Currently considered valid: Yes

Sagartianthus Carlgren, 1943

Type species: Sagartianthus indosinensis Carlgren, 1943 , by monotypy. Nomenclature notes: Authorship is in agreement with Carlgren (1949) and with Neave (1950). Currently considered valid: Yes

Sagartiogeton Carlgren, 1924 b

Type species: Sagartiogeton robustus Carlgren, 1924 b, by subsequent designation. Nomenclature notes: Type species was designated by Carlgren (1949). Authorship is in agreement with Neave (1940b) and with Carlgren (1949).

Spelling errors or variants: Sargatiogeton

Currently considered valid: Yes

Sagartiomorphe Kwietniewski, 1898

Type species: Sagartiomorphe carlgreni Kwietniewski, 1898 , by monotypy.

Nomenclature notes: Authorship is in agreement with Carlgren (1949); Neave (1940b) erroneously stated Sagartiomorpha [sic] was described by Kwietniewski in 1897. Spelling errors or variants: Sargartiomorphe, Sagartiomorpha Currently considered valid: Yes

Sarcophinanthus Lesson, 1830

Type species: None

Nomenclature notes: No type species has been designated for this genus; two species were included in it originally. Neave (1940b) erroneously stated Sarcophinanthus was described in 1838. Spelling errors or variants: Sarcophianthus

Currently considered valid: Yes

Scolanthus Gosse, 1853

Type species: Scolanthus callimorphus Gosse, 1853 , by monotypy. Nomenclature notes: Authorship is in agreement with Neave (1940b). Currently considered valid: Yes

Scyphia Wright, 1859

Type species: Actinia Bellis Ellis and Solander, 1786 , by monotypy.

Nomenclature notes: Not listed in NZ ( Neave 1939a, b, 1940a, b, 1950; Edwards & Hopwood 1966; Edwards & Vevers 1975; Edwards & Tobias 1993; Edwards et al. 1996; volume 10 on line). Oken, 1815, in which the sponge name Scyphia was published according to Neave (1940b), was rejected for nomenclatorial purposes in Opinion 417 of the International Commission on Zoological Nomenclature (Bulletin of Zoological Nomenclature 14:1–42; September 1956) because the author did not apply the principles of binominal nomenclature.

Currently considered valid: No

Scytophorus Hertwig, 1882

Type species: Scytophorus striatus Hertwig, 1882 , by monotypy. Nomenclature notes: Type species is in agreement with Carlgren (1949). Authorship is in agreement with Neave (1940b) and with Carlgren (1949).

Currently considered valid: Yes

Seepactis Sanamyan and Sanamyan, 2007

Type species: Seepactis galkini Sanamyan and Sanamyan, 2007 , by original designation. Nomenclature notes: Not listed in NZ (volume 10 on line) Currently considered valid: Yes

Segonzactis Riemann-Zürneck, 1979

Type species: Segonzactis platypus Riemann-Zürneck, 1979 , by original designation. Nomenclature notes: Authorship is in agreement with Edwards et al. (1996). Spelling errors or variants: Segonsactis

Currently considered valid: Yes

Sicyonis Hertwig, 1882

Type species: Sicyonis crassa Hertwig, 1882 , by monotypy. Nomenclature notes: Type species is in agreement with Carlgren (1949). Authorship is in agreement with Neave (1940b) and with Carlgren (1949).

Currently considered valid: Yes

Sicyopus Gravier, 1918

Type species: Sicyopus commensalis Gravier, 1918 , by monotypy.

Nomenclature notes: In agreement with Neave (1940b), junior homonym of Sicyopus of Gill, T., 1864, Description of the gobioid genera of the western coast of temperate North America. Proceedings of the Academy of Natural Sciences of Philadelphia 1863, 262. Authorship of both genera in agreement with Neave (1940b). Currently considered valid: Yes

Siphonactinia Danielssen and Koren, 1856

Type species: Siphonactinia Boeckii Danielssen and Koren, 1856 , by monotypy. Nomenclature notes: Neave (1940b) erroneously attributed authorship to Koren and Danielssen. Currently considered valid: Yes

Siphonactinopsis Carlgren, 1921

Type species: Siphonactinopsis laevis Carlgren, 1921 , by monotypy. Nomenclature notes: Authorship is in agreement with Carlgren (1949); Neave (1940b) erroneously gave 1922 as the date.

Currently considered valid: Yes

Solenactinia Fischer, 1889

Type species: Sagartia erythrochila Fischer, 1874 , by monotypy. Nomenclature notes: Not listed in NZ ( Neave 1939a, b, 1940a, b, 1950; Edwards & Hopwood 1966; Edwards & Vevers 1975; Edwards & Tobias 1993; Edwards et al. 1996; volume 10 on line). Currently considered valid: No

Spheractis England, 1992

Type species: Spheractis cheungae England, 1992 , by original designation. Nomenclature notes: Authorship is in agreement with Edwards et al. (1996). Currently considered valid: Yes

Spyractis Andres, 1883

Type species: Actinia punctulata Quoy and Gaimard, 1833 , by monotypy. Nomenclature notes: Not listed in NZ ( Neave 1939a, b, 1940a, b, 1950; Edwards & Hopwood 1966; Edwards & Vevers 1975; Edwards & Tobias 1993; Edwards et al. 1996; volume 10 on line). Currently considered valid: Yes

Stauractis Andres, 1883

Type species: Actinodactylus Boscii Duchassaing, 1850 , by monotypy. Nomenclature notes: Actinodactylus Boscii is also type species of Actinodactylus . Authorship is in agreement with Neave (1940b).

Currently considered valid: Yes

Stelidiactis Danielssen, 1890

Type species: None

Nomenclature notes: No type species has been designated for this genus; three species were included in it originally. Neave (1940b) erroneously gave page 19 for the description: the genus was described on page 18. Spelling errors or variants: Stilidiacis , Stilidiactis

Currently considered valid: No

Stephanactis Verrill, 1869 b

Type species: Stephanactis Indica Verrill, 1869 b, by monotypy. Nomenclature notes: In agreement with Neave (1940b), senior homonym of Stephanactis of Hertwig, R., 1882, Die Actinien der Challenger Expedition, page 77.

Currently considered valid: Yes

Stephanactis Hertwig, 1882

Type species: Actinia abyssicola Moseley, 1877 , by subsequent designation.

Nomenclature notes: Type species was designated by Verrill (1899b). In agreement with Neave (1940b), junior homonym of Stephanactis of Verrill (1869b). Verrill (1899b) resolved the homonymy by creating a replacement name ( ICZN Article 60.2) Stephanauge for Hertwig's genus. Neave (1940b) stated that Stephanactis was described by Hertwig (1882), which is true; however, it appears that the German version of Hertwig's publication on the Challenger anemones appeared before that in the expedition series, which Neave cited.

Currently considered valid: Yes

Stephanauge Verrill, 1899 b

Type species: Actinia abyssicola Moseley, 1877 , by replacement.

Nomenclature notes: Replacement name ( ICZN Article 60.2) for the junior homonym Stephanactis . Type species is not in agreement with Carlgren (1949). Authorship is in agreement with Neave (1940b) and with Carlgren (1949). Currently considered valid: Yes

Stephanthus Rodríguez and López-González, 2003

Type species: Stephanthus antarcticus Rodríguez and López-González, 2003 , by original designation. Nomenclature notes: Authorship is in agreement with NZ 10 (on line). Currently considered valid: Yes

Stephensonactis Panikkar, 1936

Type species: Stephensonactis ornata Panikkar, 1936 , by monotypy. Nomenclature notes: Authorship is in agreement with Carlgren (1949) and with Neave (1950). Currently considered valid: Yes

Stichodactis Kwietniewski, 1898

Type species: Stichodactis papillosa Kwietniewski, 1898 , by monotypy. Nomenclature notes: Neave (1940b) erroneously rendered the author's name as Knietniewski and gave the date as 1897. Currently considered valid: No

Stichodactyla Brandt, 1835

Type species: Stichodactyla Mertensii Brandt, 1835 , by monotypy. Nomenclature notes: Type species is in agreement with Dunn (1981). Authorship is in agreement with Neave (1940b). Currently considered valid: Yes

Stichophora Brandt, 1835

Type species: Stichophora cyanea Brandt, 1835 , by monotypy. Nomenclature notes: Authorship is in agreement with Neave (1940b). Currently considered valid: Yes

Stoichactis Haddon, 1898

Type species: Discosoma Kenti Haddon and Shackleton, 1893 , by subsequent designation. Nomenclature notes: Type species was designated by Carlgren (1949). Authorship is in agreement with Neave (1940b) and with Carlgren (1949).

Currently considered valid: No

Stomphia Gosse, 1859

Type species: Stomphia Churchiae Gosse, 1859 , by monotypy. Nomenclature notes: Type species is not in agreement with Carlgren (1949). Authorship is in agreement with Neave (1940b) and with Carlgren (1949).

Spelling errors or variants: Stomophia

Currently considered valid: Yes

Stylobates Dall, 1903

Type species: Stylobates aeneus Dall, 1903 , by monotypy. Nomenclature notes: Originally described as a gastropod. Authorship is in agreement with Neave (1940b). Currently considered valid: Yes

Synactinernus Carlgren, 1918

Type species: Synactinernus flavus Carlgren, 1918 , by monotypy.

Nomenclature notes: Authorship is in agreement with Carlgren (1949); not listed in NZ ( Neave 1939a, b, 1940a, b, 1950; Edwards & Hopwood 1966; Edwards & Vevers 1975; Edwards & Tobias 1993; Edwards et al. 1996; volume 10 on line).

Currently considered valid: Yes

Synandwakia Carlgren, 1947

Type species: Andwakia Hozawai Uchida, 1932 a, by monotypy. Nomenclature notes: Authorship is in agreement with Carlgren (1949) and with Edwards and Hopwood (1966). Currently considered valid: Yes

Synantheopsis England, 1992

Type species: Synantheopsis primus England, 1992 , by original designation. Nomenclature notes: Authorship is in agreement with Edwards et al. (1996). Currently considered valid: Yes

Synanthus Verrill, 1879

Type species: Synanthus mirabilis Verrill, 1879 , by monotypy. Nomenclature notes: Authorship is in agreement with Neave (1940b). Currently considered valid: No

Synhalcampa Carlgren, 1921

Type species: Halianthus limnicola Annandale, 1915 , by monotypy. Nomenclature notes: Not listed in NZ ( Neave 1939a, b, 1940a, b, 1950; Edwards & Hopwood 1966; Edwards & Vevers 1975; Edwards & Tobias 1993; Edwards et al. 1996; volume 10 on line). Currently considered valid: No

Synhalcampella Carlgren, 1921

Type species: Halcampella Ostroumowi Wyragévitch, 1905 , by monotypy.

Nomenclature notes: Authorship is in agreement with Carlgren (1949); not listed in NZ ( Neave 1939a, b, 1940a, b, 1950; Edwards & Hopwood 1966; Edwards & Vevers 1975; Edwards & Tobias 1993; Edwards et al. 1996; volume 10 on line). Currently considered valid: Yes

Synhalcurias Carlgren, 1914

Type species: Ilyanthopsis elegans Wassilieff, 1908 , by monotypy.

Nomenclature notes: Authorship is in agreement with Carlgren (1949); not listed in NZ ( Neave 1939a, b, 1940a, b, 1950; Edwards & Hopwood 1966; Edwards & Vevers 1975; Edwards & Tobias 1993; Edwards et al. 1996; volume 10 on line). Spelling errors or variants: Symphalcurias

Currently considered valid: Yes

Synphellia Carlgren, 1924 a

Type species: Synphellia aucklandica Carlgren, 1924 a, by monotypy. Nomenclature notes: Authorship is in agreement with Neave (1940b). Currently considered valid: No

Synsicyonis Carlgren, 1921

Type species: Sicyonis elongata Hertwig, 1888 , by monotypy.

Nomenclature notes: Authorship is in agreement with Carlgren (1949); not listed in NZ ( Neave 1939a, b, 1940a, b, 1950; Edwards & Hopwood 1966; Edwards & Vevers 1975; Edwards & Tobias 1993; Edwards et al. 1996; volume 10 on line). Currently considered valid: Yes

Taractea Andres, 1883

Type species: Oulactis Danae Duchassaing de Fonbressin and Michelotti, 1860, by monotypy. Nomenclature notes: Neave (1940b) erroneously gave 1884 as the date of publication. Currently considered valid: No

Taractostephanus Brandt, 1835

Type species: Actinia squamosa Bruguiere, 1789 , by monotypy.

Nomenclature notes: Authorship is in agreement with Neave (1940b). Currently considered valid: No

Tealia Gosse, 1858 b

Type species: Actinia felina Linnaeus, 1767 , by subsequent designation. Nomenclature notes: Type species was designated by Carlgren (1949). Authorship is in agreement with Neave (1940b) and with Carlgren (1949).

Currently considered valid: No

Tealianthus Carlgren, 1927

Type species: Tealianthus incertus Carlgren, 1927 , by monotypy. Nomenclature notes: Authorship is in agreement with Neave (1940b) and with Carlgren (1949). Currently considered valid: Yes

Tealidium Hertwig, 1882

Type species: Tealidium cingulatum Hertwig, 1882 , by monotypy. Nomenclature notes: Type species is in agreement with Carlgren (1949). Authorship is in agreement with Neave (1940b) and with Carlgren (1949).

Currently considered valid: Yes

Tealiopsis Danielssen, 1890

Type species: Tealiopsis polaris Danielssen, 1890 , by monotypy. Nomenclature notes: Authorship is in agreement with Neave (1940b). Currently considered valid: No

Telactinia England, 1987

Type species: Anemonia citrina Haddon and Shackleton, 1893 , by original designation. Nomenclature notes: Not listed in NZ ( Edwards et al. 1996; volume 10 on line). Anemonia citrina is also type species of Isactinia Carlgren, 1900 a.

Currently considered valid: Yes

Telmatactis Gravier, 1916

Type species: Telmatactis Valle-Flori Gravier, 1916 , by monotypy. Nomenclature notes: Neave (1940b) and Carlgren (1949) erroneously gave 1918 as the date of publication of both type species and genus.

Currently considered valid: Yes

Tetractis Andres, 1883

Type species: Actinia quadrangularis Bruguiere, 1789 , by monotypy.

Nomenclature notes: Junior homonym of echinoderm genus Tetractis of Schultze, C. F., 1759, Betrachtung der versteinerten Seesterne, und ihrer Theile, page 49. Neave (1940b) erroneously gave 1760 as the publication date of the echinoderm genus; the actiniarian genus was not listed in NZ ( Neave 1939a, b, 1940a, b, 1950; Edwards & Hopwood 1966; Edwards & Vevers 1975; Edwards & Tobias 1993; Edwards et al. 1996; volume 10 on line). Currently considered valid: Yes

Thalassianthus Rüppell and Leuckart, 1828

Type species: Thalassianthus Aster Rüppell and Leuckart, 1828 , by monotypy. Nomenclature notes: Type species is in agreement with Carlgren (1949). Authorship is in agreement with Neave (1940b); Carlgren (1949) gave only Leuckart as the author.

Spelling errors or variants: Thallasianthus

Currently considered valid: Yes

Thaumactis Fowler, 1888

Type species: Thaumactis medusoides Fowler, 1888 , by monotypy.

Nomenclature notes: Authorship is in agreement with Neave (1940b). Currently considered valid: No

Thelaceros Mitchell, 1890

Type species: Thelaceros rhizophorae Mitchell, 1890 , by monotypy. Nomenclature notes: Authorship is in agreement with Neave (1940b). Currently considered valid: No

Thelactis Klunzinger, 1877

Type species: Thelactis simplex Klunzinger, 1877 , by monotypy. Nomenclature notes: Authorship is in agreement with Neave (1940b). Currently considered valid: Yes

Thoe Wright, 1859

Type species: None

Nomenclature notes: No type species has been designated for this genus; three species were included in it originally. Neave (1940b) rendered with an umlaut as senior homonym crustacean genus Thoë of Bell, T., 1836, Some account of the Crustacea of the coasts of South America. Proceedings of the Scientific Meetings of the Zoological Society of London 3:170. Neave (1940b) rendered without an umlaut as junior homonyms [1] polychaete genus Thoe of Kinberg, J. G. H., 1866, Annulata nova. Öfversigt af Kongl. Vetenskaps-Akademiens Förhandlingar 1865:249; and [2] ctenophore genus Thoë of Chun, C., 1878, Die im Golf von Neapel erscheinenden Rippenquallen. Mittheilungen aus der Zoologischen Station zu Neapel 1:199. Authorship of the actiniarian and crustacean genera is in agreement with Neave (1940b), who erroneously gave 1865 as the publication date of the polychaete.

Spelling errors or variants: Thoë

Currently considered valid: No

Tilesia Andres, 1883

Type species: Actinia Brasiliensis Milne Edwards, 1857 , by monotypy.

Nomenclature notes: Junior homonym of [1] bryozoan genus Tilesia of Lamouroux, J., 1821, Exposition Méthodique des Genres de l'Ordre des Polypiers: avec leur description et celle des principales espèces, figurées dans 84 planches, les 63 premières appartenant a l'Histoire naturelle des zoophytes d'Ellis et Solander, page 42; [2] fish genus Tilesia of Swainson, W., 1838, On the Natural History of Fishes, Amphibians, & Reptiles or Monocardian Animals, volume 1, page 318; and [3] dipteran genus Tilesia of Robineau-Desvoidy, J. B., 1863, Histoire naturelle des diptères des environs de Paris 2:364–366. Authorship of the non-actiniarian genera is in agreement with Neave (1940b). The actiniarian name not listed in NZ ( Neave 1939a, b, 1940a, b, 1950; Edwards & Hopwood 1966; Edwards & Vevers 1975; Edwards & Tobias 1993; Edwards et al. 1996; volume 10 on line).

Currently considered valid: Yes

Triactis Klunzinger, 1877

Type species: Triactis producta Klunzinger, 1877 , by monotypy.

Nomenclature notes: Type species is in agreement with Carlgren (1949). In agreement with Neave (1940b), senior homonym of protist genus Triactis of Haeckel, E., 1882, Entwurf eines Radiolarien-Systems auf Grund von Studien der Challenger-Radiolarien. Jenaische Zeitschrift für Naturwissenschaft 15:457. Authorship of the actiniarian genus is in agreement with Carlgren (1949) and with Neave (1940b), who erroneously gave the date of the radiolarian genus as 1881.

Currently considered valid: Yes

Tricnidactis de Oliveira Pires, 1987

Type species: Tricnidactis errans de Oliveira Pires, 1987, by monotypy.

Nomenclature notes: Edwards et al. (1996) listed as homonyms Tricnidactis of de Olivera Pires in 1987 and 1988; the two refer to the same species, the first publication being an abstract from a meeting but fulfilling the criteria of availability, and the second being an extended treatment written as an original description. Currently considered valid: Yes

Urophysalus Costa, 1869

Type species: Urophysalus Grubii Costa, 1869 , by monotypy. Nomenclature notes: Originally described as a sipunculid. Authorship is in agreement with Neave (1940b). Currently considered valid: No

Urticinopsis Carlgren, 1927

Type species: Urticina antarctica Verrill, 1922 , by monotypy. Nomenclature notes: Type species is in agreement with Carlgren (1949). Authorship is in agreement with Neave (1940b) and with Carlgren (1949).

Currently considered valid: Yes

Verrillactis England, 1971

Type species: Sagartia Paguri Stimpson in Verrill, 1869b, by original designation. Nomenclature notes: Authorship is in agreement with Edwards and Tobias (1993). Currently considered valid: Yes

Viatrix Duchassaing de Fonbressin and Michelotti, 1860 Type species: Urticina globulifera Duchassaing, 1850 , by monotypy. Nomenclature notes: Authorship is in agreement with Neave (1940). Currently considered valid: No

Zaolutus Hand, 1955

Type species: Zaolutus actius Hand, 1955 , by monotypy. Nomenclature notes: Authorship is in agreement with Edwards and Hopwood (1966). Currently considered valid: Yes