Dentalium laqueatum Verrill, 1885

Caetano, Carlos Henrique Soares, Scarabino, Victor & Absalão, Ricardo Silva, 2006, Scaphopoda (Mollusca) from the Brazilian continental shelf and upper slope (13 º to 21 ºS) with descriptions of two new species of the genus Cadulus Philippi, 1844, Zootaxa 1267, pp. 1-47 : 7-9

publication ID	https://doi.org/10.5281/zenodo.173183
DOI	https://doi.org/10.5281/zenodo.6258384
persistent identifier	https://treatment.plazi.org/id/CC6E8784-FFFC-FFB0-FF54-FBCDFA59D6D6
treatment provided by	Plazi (2016-04-04 11:54:41, last updated 2024-11-26 03:01:04)
scientific name	Dentalium laqueatum Verrill, 1885
status

Treatment

Dentalium laqueatum Verrill, 1885 View in CoL

Figs. 1–5 View FIGURES 1 – 19

+ Dentalium laqueatum Verrill 1885: 431 View in CoL , pl. 44, fig. 18; Dall 1889: 426, pl. 27, fig. 1; Maury 1922: 34; Abbott 1974: 383, fig. 4491; Scarabino 1994: 306, pl. 105, fig. 1496; Cabral and Mello 1994: 34, fig. 2; Steiner and Kabat 2001: 442; 2004: 608; Gracia et al. 2005: 330, fig. 3. + Dentalium (Dentalium) laqueatum: Henderson 1920: 23 View in CoL ; PennaNeme 1974: 106; Scarabino 1985: 197, pl. 71, fig. 1008.

+ Dentalium (Dentalium) laqueatum laqueatum: Henderson 1920: 24 View in CoL , pl. 1, figs. 6, 7. + Dentalium (Dentalium) laqueatum regulare Henderson 1920: 26 View in CoL , pl. 1, fig. 8.

Type material

Holotype USNM 44671.

Type locality

Off Cape Hatteras, North Carolina, USA, 124 m (by original designation).

Diagnosis

Shell up to 60 mm long, cream, slightly curved, entire surface reticulated by longitudinal, transversal striae. Nine to twelve rounded primary ribs, secondary ones begin early, all reach oral aperture, giving polygonal section. Intercostal spaces concave. Apex polygonal, short notch at convex side.

Material examined

Holotype of D. laqueatum ; IBUFRJ 8064, sta D14, 4 lv; IBUFRJ 8082, sta VV38, 3 dd; IBUFRJ 14233, sta Y5, 2 dd; IBUFRJ 14234, sta R2#1, 2 lv, 37dd; IBUFRJ 14235, sta R1#1, 1 dd; IBUFRJ 14236, sta 27, 2 dd; IBUFRJ 14237, sta 25, 1 dd; IBUFRJ 14238, sta C27, 2 lv, 13 dd; IBUFRJ 14239, sta C35, 1 dd.

Distribution

USA: North Carolina, Florida; Caribbean Sea: Gulf of Mexico, North of Cuba; Jamaica; Antigua, Barbados and Grenada; north of Yucatan; Campeche bank ( Henderson 1920; Abbott 1974); Colombia ( Gracia et al. 2005); Brazil: Amapá to Santa Catarina ( PennaNeme 1974; Scarabino 1985, 1994). Living 82 (this study) to 225 m ( Sander & Lalli 1982), shells 77 to 550 m (this study).

Remarks

Verrill (1885: 432) indicated: "st. 2268 off Chesapeake Bay, in 68 fathoms", but the label of the type material reads "off Cape Hatteras USBF, in 68 fms", the locality cited by Steiner and Kabat (2004).

References

Abbott, R. T. (1974) American Seashells. 2 nd edition. Van Nostrand Reinhold Co., New York-London-Melbourne. 663 pp.

Cabral, C. C. G. & Mello, R. L. S. (1994) Mollusca Scaphopoda da plataforma continental e da regiao intertidal da costa leste do Brasil. Ecologia e Remarks biogeograficas. Boletim do Museu de Malacologia, 2, 23 - 56.

Dall, W. H. (1889) Reports on the results of dredgings under the supervision of Alexander Agassiz, in the gulf of Mexico and in the Caribbean Sea 1877 - 79, by the U. S. C. S. S. Blake , Lieutenant commander G. D. Sigsbee, USN, and commander J. R. Bartlett, USN, commanding. XV. Report on the Mollusca. Part II. Gastropoda and Scaphopoda. Bulletin of the Museum of Comparative Zoology, 18, 1 - 492.

Gracia, A.; Ardila, N. E.; Rachello, P. & Diaz, J. M. (2005) Additions to the scaphopod fauna (Mollusca: Scaphopoda) of the Colombian Caribbean. Caribbean Journal of Science, 41, 328 - 334.

Henderson, J. B. (1920) A monograph of the east American scaphopod mollusks. United States National Bulletin, 111, 1 - 177.

Maury, C. J. (1922) Recent Mollusca of the Gulf of Mexico and Pleistocene species from the Gulf States. Part 2. Scaphopoda, Gastropoda, Amphineura, Cephalopoda. Bulletins of American Paleontology, 9, 33 - 173.

Penna-Neme, L. (1974) Consideracoes sobre os Scaphopoda (Mollusca) da costa brasileira, com descricao de uma nova especie. Papeis Avulsos de Zoologia, 28, 105 - 126.

Sander, F. & Lalli, C. M. (1982) A comparative study of mollusk communities on the shelf-slope margin of Barbados. The Veliger, 24, 308 - 318.

Scarabino, V. (1985) Class Scaphopoda. In: Rios, E. C. Seashells of Brazil. Fundacao Universidade do Rio Grande, Rio Grande. pp. 196 - 202, pls. 71 - 73.

Scarabino, V. (1994) Class Scaphopoda. In: Rios, E. C. Seashells of Brazil. 2 nd edition. Fundacao Universidade do Rio Grande, Rio Grande. pp. 305 - 310, pls. 105 - 107.

Steiner, G. & Kabat, A. R. (2001) Catalogue of supraspecific taxa of Scaphopoda (Mollusca). Zoosystema, 23, 433 - 460.

Steiner, G. & Kabat, A. R. (2004) Catalogue of species-group names of Recent and fossil Scaphopoda (Mollusca). Zoosystema, 26, 549 - 726.

Verrill, A. E. (1885) Third catalogue of Mollusca, recently added to the fauna of the New England coast and the adjacent parts of the Atlantic, consisting mostly of deep-sea species, with notes on other previously recorded. Transactions of the Connecticut Academy of Arts & Science, 6, 395 - 452.

Figures

FIGURES 1 – 19. Genus Dentalium and Paradentalium. (1 – 5) Dentalium laqueatum, (1) IBUFRJ 14233, 40 mm, (2 – 5) IBUFRJ 14238, 27 mm; (6 – 10) Paradentalium gouldii, (6) Paralectotype MCZ 7707, (7 – 10) IBUFRJ 10796, 10 mm; (11 – 15) Paradentalium disparile, (11 – 13) IBUFRJ 7744, 36 mm, (14 – 15) other specimen from the same lot exibiting the apical pipe, 29 mm; (16 – 19) Paradentalium infractum, IBUFRJ 14240, 45 mm. Scale bar = 100 m.