Thaumasia annulipes F.O. Pickard-Cambridge, 1903

Cruz Da Silva, Estevam L. & Carico, James E., 2012, 3567, Zootaxa 3567, pp. 1-64 : 11-13

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80BD7F09-06D8-4C00-84AC-FB487E676FF1

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lsid:zoobank.org:pub:80BD7F09-06D8-4C00-84AC-FB487E676FF1

persistent identifier

https://treatment.plazi.org/id/03C287CF-FFA2-FFF9-DDD4-7069FDD1FE31

treatment provided by

Felipe

scientific name

Thaumasia annulipes F.O. Pickard-Cambridge, 1903
status

 

Thaumasia annulipes F.O. Pickard-Cambridge, 1903

Figs 2, 10, 44–55

Thaumasia annulipes F.O. Pickard-Cambridge, 1903: 154 , plate 14, fig. 2, female holotype from Lower Amazon , Brazil (BMNH 1897.9.20.906-9) (examined).

Diagnosis. The females of T. annulipes ( Figs 44, 45) resemble those of T. xingu sp. nov. in the shape of the middle field of epigynum ( Fig. 137) and in the reduced head of spermathecae ( Fig. 45), but can be distinguished by the fewer loops on the copulatory duct 2 ( Fig. 45). The males of T. annulipes ( Figs 52–55) resemble those of T. xingu sp. nov. ( Fig. 141) in the shape of median apophysis and subtegulum (ST), but can be distinguished by the presence of a ventral branch on the RTA ( Fig. 53, vB) and by the long and slender tip of the ental branch of RTA ( Fig. 53).

Condition of holotype. All legs, carapace and abdomen are loose in the vial.

Description. Female (Holotype, Brazil, BMNH 1897.9.20.906-9). Total length 5.56. Carapace 2.82 long, 2.57 wide, light brown. Clypeus light brown, 0.32 high. Anterior eye row straight, 0.80 wide; posterior recurved, 1.24 wide. Eye diameters, interdistances, and median ocular quadrangle: AME 0.18, ALE 0.10, PME 0.21, PLE 0.20; AME-AME 0.09, AME-ALE 0.12, PME-PME 0.28, PME-PLE 0.16, OQA 0.40, OQP 0.66, OQH 0.42. Chelicerae orange, with scattered bristles. Sternum yellow, with scattered bristles; 1.36 long, 1.39 wide. Labium light brown, 0.34 long, 0.46 wide. Legs light brown, with dark brown annuli on femora; relative length: IV-II-I-III, I—femur 3.48/ patella-tibia 4.39/ metatarsus 3.73/ tarsus 1.66/ total 13.26; II—3.65/ 4.73/ 3.32/ 1.57/ 13.27; III—2.90/ 3.32/ 2.57/ 1.24/ 10.03; IV—4.06/ 4.98/ 4.15/ 1.90/ 15.09. Ventral pairs of macrosetae on tibiae: I-5; II-5; III-3; IV-4. Palpal tarsus claw with five teeth ( Fig. 48). Superior tarsal claw with ten teeth, inferior with one tooth ( Fig. 49). Trichobothrial hood smooth ( Fig. 50). Dorsum of metatarsi with feathery setae ( Fig. 51). Abdomen 2.73 long, light brown, with T-shaped patches on cardiac area and two pairs of sigillae. Venter light yellow, with scattered bristles. Middle field of the epigynum rugose and with conspicuous lateral lobes ( Fig. 44). Copulatory duct 1 long and curved ( Fig. 45). Head of spermathecae inconspicuous ( Fig. 45); hood internally enlarged ( Fig. 46).

Male (Amazonas, Brazil, MCN 25120). Total length 7.13. Carapace 2.98 long, 2.82 wide, colour as in female. Clypeus yellow, 0.46 high. Anterior eye row straight ( Fig. 10), 0.80 wide; posterior recurved, 1.08 wide. Eye diameters, interdistances, and median ocular quadrangle: AME 0.16, ALE 0.10, PME 0.18, PLE 0.16; AME-AME 0.11, AME-ALE 0.10, PME-PME 0.20, PME-PLE 0.24, OQA 0.42, OQP 0.54, OQH 0.52. Chelicerae light brown, with scattered setae ( Fig. 10). Sternum yellow, 1.50 long, 1.57 wide. Labium as in female, 0.41 long, 0.49 wide. Legs yellow, unmarked; relative length: I-II-IV-III, I—femur 6.30/ patella-tibia 8.54/ metatarsus 6.97/ tarsus 2.82/ total 24.63; II—6.05/ 7.88/ 7.05/ 2.90/ 23.88; III—4.39/ 5.31/ 3.98/ 1.74/ 15.42; IV—5.97/ 7.22/ 6.05/ 2.57/ 21.81. Ventral pairs of macrosetae on tibiae: I-5; II-5; III-3; IV-4. Abdomen 2.90 long, colouration as in female. Palpus with a rounded apex on the median apophysis and distal tegular projection short ( Fig. 52). Retrolateral tibial apophysis with a subtriangular ventral branch, a finger-like ectal branch and an elongated ectal branch, with a lamellar base ( Fig. 53).

Other material examined. SURINAME, Kaiserberg [03°55’N, 56°01’W], 1 ♀, 1960-1962, H. A. Beaty (FMNH). COLOMBIA, Vaupés: Taraira, Taraira Lake [01°04’S, 69°24’W], 1 ♂, 1 ♀, II-IV.2004, J. Pinzón (ICN). PERU, San Martín: Moyobamba, Yuracyacu [05°56’S, 77°08’W], elevation 805m, 33 ♂, 17 ♀, 07.IX.2008, W. Paredes & C. Albujar (MUSM 505325, 505331, 505339, 505342, 505347). BRAZIL, Pará: Serra do Cachimbo [08°29’S, 55°29’W], 3 ♂, 27.IX.2003, S. F. Balbino (DZUB 2649), Santarém, Ponta do Ituqui [02°26’S, 54°42’W], 3 ♂, no date, Venticinque & Rego (INPA 2727), Novo Progresso, Campo de Provas Brigadeiro Velloso, Serra do Cachimbo [09º16’S, 54º56’W], 1 ♂, 15.IX.2003, A. B. Bonaldo (MPEG 6163), 2 ♂, 15.IX.2003, A. B. Bonaldo (MPEG 6164), Ilha de Marajó, Santana [00°59’S, 49°35’W], 1 ♀, 15.X.1970, Exp. Perm. Amaz. (MZSP 10733); Almeirim, Arumanduba, Munguba [01º28’S, 52º26’W), 1 ♀, 19.X.2003, unknown collector (MPEG 1865); Amazonas: Parintins, Ilha do Meio [02°37’S, 56°44’W], 8 ♀, 01.IX-08.XI.2003, Venticinque & Rego (INPA 2718), 1 ♀, 01.IX-08.XI.2003, Venticinque & Rego (INPA 2723), São Paulo de Olivença, Lago Sakambu [03°22’S, 68°52’W], 9 ♂, 01.IX-08.XI.2003, Venticinque & Rego (INPA 2717), Margem Sul, Bom Sucesso, Rio Camatiã (Lago Sakambu) [03º28’S, 69º02’W), 2 ♂, 12.IX.2003, unknown collector (MPEG 1864), Coari, Cacoal- Solimões [04°05’S, 63°08’W], 1 ♀, 01.IX-08.XI.2003, Venticinque & Rego (INPA 2719), Manaus, Igapó Tarumã- Mirim [03°06’S, 60°01’W], 3 ♂, 1 ♀, 23.X.1987, H. Höfer (INPA), 1 ♀, 20.IX.1987, H. Höfer (SMNK), 3 ♀, 09.II.1977, H. Höfer (IBSP 62933), Ilha da Marchantaria, Rio Solimões [03°15’S, 59°58’W], 1 ♂, 1 ♀, 16.X.1987, H. Höfer (INPA), 1 ♂, 09.II.1981, H. Höfer (IBSP 62934), 1 ♂, 03.XI.1987, H. Höfer (SMNK), Reserva Florestal Adolpho Ducke [02°57’S, 59°55’W], 1 ♂, 2 ♀, 18.I.1994, A. D. Brescovit (MCN 25076), 1 ♂, 18.I.1994, A. D. Brescovit (MCN 25120), Tefé, Estação Ecológica de Mamirauá, 2 ♂, 8 ♀, 12.X.1992, S. H. Borges (MCN 23109), Margem Norte, São Francisco do Capivara, Lago do Jacaré [03º15'S 64º37'W], 1 ♀, 21.IX.2003, unknown collector (MPEG 1866), Presidente Figueiredo, Usina Hidrelétrica de Balbina [02°02’S, 60°01’W], 1 ♀, 1987- 1988, Equipe IBSP (IBSP 10860), Lago Capitari, Rio Solimões, 1 ♀, 28.X.2001, T. Gasnier (IBSP 87505), Itacoatiara, Ilha São José, Trindade [03º18’S, 58º42’W), 14 ♀, 06.XI.2003, unknown collector (MPEG 1862), Urucurituba, Nossa Senhora de Fátima, Ilha Grande Cucuiari [02º46’S, 57º55’W), 7 ♀, 04.XI.2003, unknown collector (MPEG 1863), Codajás, Margem Sul, Urucurizinho, Lago Cuxúara [03º58’19.5”S, 61º57’36.9”W], 1 ♀, 26.IX.2003, unknown collector (MPEG 1867), Juruá, Margem Sul, Tamaniqua, Paranã Teiú [02º40’S, 65º38’W], 8 ♀, 19.IX.2003, unknown collector (MPEG 1868), Prainha, Margem Norte, Fazenda JK [01º51’S, 53º43’W], 1 ♂, 22.X.2003, unknown collector (MPEG 1869), Óbidos, Januaria, Ilha Grande 2 [02º06'S, 55º18'W], 1 ♂, 29.X.2003, unknown collector (MPEG 1870), Juruti, Margem Sul, Recreio, Malagueta [02º04’S, 55º57’W], 1 ♀, 30.X.2003, unknown collector (MPEG 1871); Acre: Parque Nacional da Serra do Divisor [07°39’S, 72°39’W], 1 ♀, 25.III.1997, L. Resende & S. Vieira (IBSP 12176); Roraima: Caracaraí, Estação Ecológica Niquiá [01°49’N, 61°07’W], 4 ♂, 1 ♀, 05.X.2000, L. Mestre (IBSP 43048), 1 ♀, 05.X.2000, L. Mestre (IBSP 43036); Mato Grosso do Sul: Nossa Senhora do Livramento, Pirizal, Pantanal de Poconé, Fazenda Retiro Novo [16°15’S, 56°36’W], 1 ♂, I.2004 - III.2005, L. D. Battirola (IBSP 91763), 1 ♂, I.2004 - III.2005, L. D. Battirola (IBSP 91766), 1 ♂, I.2004 - III.2005, L. D. Battirola (IBSP 91765); São Paulo: São Carlos, Rio Madeira [22°00’S, 47°53’W], 1 ♀, 28, 29.XI.1975, EPA (MZSP 1022).

Distribution. Suriname (Kaiserberg) Peru (San Martín) and Brazil (Pará, Amazonas, Acre, Roraima, Mato Grosso do Sul, São Paulo) ( Fig. 2).

Kingdom

Chromista

Phylum

Ochrophyta

Class

Phaeophyceae

Order

Fucales

Family

Fucaceae

Genus

Thaumasia

Loc

Thaumasia annulipes F.O. Pickard-Cambridge, 1903

Cruz Da Silva, Estevam L. & Carico, James E. 2012
2012
Loc

Thaumasia annulipes F.O. Pickard-Cambridge, 1903: 154

Pickard-Cambridge, F. O. 1903: 154
1903
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