Smerasia obscurus, Zhao, Qingyuan & Li, Shuqiang, 2014

Zhao, Qingyuan & Li, Shuqiang, 2014, A survey of linyphiid spiders from Xishuangbanna, Yunnan Province, China (Araneae, Linyphiidae), ZooKeys 460, pp. 1-181 : 38-39

Taxon classification Animalia Araneae Linyphiidae

Smerasia obscurus sp. n. Figs 89, 90, 91, 92

Types.

Holotype ♂: CHINA, Yunnan: Menglun Town: Xishuangbanna Nature Reserve, 21°57.784'N, 101°11.947'E, elevation ca 895 m, 6.08.2007, secondary tropical montane evergreen broad-leaved forest, fogging. Paratypes 5♂, same data as holotype; 2♀, 21°55.035'N, 101°16.500'E, elevation ca 558 m, 22.07.2007, primary tropical seasonal forest, fogging; 5♂1♀, 21°57.809'N, 101°12.173'E, elevation ca 888 m, 4.08.2007, secondary tropical montane evergreen broad-leaved forest, fogging; 3♂ 1♀, 21°54.813'N, 101°12.634'E, elevation ca 876 m, 5.08.2007, secondary tropical montane evergreen broad-leaved forest, fogging; 6♂1♀, 21°54.767'N, 101°11.431'E, elevation ca 880 m, 6.08.2007, secondary tropical montane evergreen broad-leaved forest, fogging; 2♂, 21°57.669'N, 101°11.893'E, elevation ca 790 m, 7.08.2007, primary tropical seasonal rain forest, fogging; 8♂, 21°54.725'N, 101°13.261'E, elevation ca 734 m, 8.08.2007, primary tropical seasonal rain forest, fogging; 1♂, 21°54.200'N, 101°16.923'E, elevation ca 608 m, 18.08.2007, Paramechelia baillonii plantation, fogging.

Etymology.

This name is derived from the Latin word ‘obscurus’, which means ‘obscure’, referring to the ambiguous shape of the embolus; adjective.

Diagnosis.

See diagnosis of the genus.

Description.

Male (holotype). Total length: 1.76. Carapace 0.70 long, 0.64 wide, PME area mildly elevated, post-ocular sulci with pits stretching along the base of lobe laterally, light yellow. Sternum 0.41 long, 0.50 wide. Clypeus 0.23 high. Eye sizes and interdistances: AME 0.05, ALE 0.06, PME 0.05, PLE 0.06, AME-AME/AME 0.40, PME-PME/PME 0.40, AME-ALE/ALE 0.33, PME-PLE/PLE 1.00, coxae IV separated by 1.92 times their width. Length of legs: I 3.52 (0.95, 0.23, 0.88, 0.96, 0.50), II 3.56 (0.94, 0.22, 0.91, 0.94, 0.55), III 2.62 (0.72, 0.20, 0.60, 0.70, 0.40), IV 3.28 (0.90, 0.20, 0.78, 0.90, 0.50). Leg formula: II-I-III-IV. TmI 0.82, TmIV 0.73. Abdomen pale. Palp: see description of the genus.

Female (one of paratypes). Total length: 1.88. Carapace 0.75 long, 0.75 wide, unmodified, yellow. Sternum 0.42 long, 0.50 wide. Clypeus 0.16 high. Chelicerae promargin with 4 teeth, retromargin with 4 teeth. Eye sizes and interdistances: AME 0.05, ALE 0.06, PME 0.06, PLE 0.05, AME-AME/AME 0.63, PME-PME/PME 0.50, AME-ALE/ALE 0.33, PME-PLE/PLE 0.33, coxae IV separated by 2.00 times their width. Length of legs: I 3.84 (1.02, 0.23, 1.02, 1.02, 0.55), II 3.98 (1.09, 0.23, 1.02, 1.08, 0.56), III 2.89 (0.80, 0.20, 0.64, 0.78, 0.47), IV 3.44 (0.98, 0.22, 0.81, 0.94, 0.49). Leg formula: IV-I-II-III. TmI 0.84, TmIV 0.75. Abdomen light yellow, with dark spinnerets. Epigyne: see description of the genus.

Distribution.

Known only from type localities.

Genus Tapinopa Westring, 1851

Tapinopa : Westring 1851: 38. Type species Linyphia longidens Wider, 1834 from Palearctic.