Sinopoda anguina sp. nov.

Figs 1A–G, 9A–B, and 12

Type material: Holotype male and 1 male paratype (IZCAS), CHINA: Yunnan Province, Shilin County, Tianshengqiao Village, Zhangkoudong Cave (24º51.292’N, 103º17.342’E, Alt: 1740m, T: 17°C, H: 90%), 24 March 2007, Yucheng Lin, Jie Liu leg.

Etymology: The specific name is derived from the Latin anguinus -a, -um, meaning, “snake-shaped” referring to the shape of embolus; adjective.

Diagnosis: This new species may be recognised by the following combination of characters: 1. embolus tip shorter than embolic apophysis; 2. tip of embolic apophysis with a semicircular membrane; 3. RTA arising medially from tibia, dorsal part slightly longer and more slender (Figs 1A–G).

Description: Male (holotype). Measurements (in mm): PL 7.0, PW 6.7, AW 3.4, PH 5.2, OL 9.4, OW 5.1. Eyes: AME 0.42, ALE 0.57, PME 0.43, PLE 0.71, AME–AME 0.09, AME–ALE 0.10, PME–PME 0.33, PME–PLE 0.27, AME–PME 0.30, ALE–PLE 0.11, CH AME 0.26, CH ALE 0.43. Leg and palp measurements: Pp 10.8 (3.7, 1.3, 2.1, -, 3.7), I 36.0 (9.6, 3.9, 9.7, 10.0, 2.8), II 41.0 (11.3, 4.2, 11.3, 11.2, 3.0), III 32.6 (9.6, 3.3, 9.1, 8.4, 2.2), IV 34.9 (10.1, 3.0, 9.3, 9.7, 2.8). Leg formula: II-I-IV-III. Spination: Pp 323, 101, 2021; Fe I–III 323, IV 331; Pa 101; Ti I–II 2326, III–IV 2226; Mt I–II 1014, III 2026, IV 3036.

Palp as in diagnosis. Proximal part of embolus visible. Sperm duct slightly curved in ventral view. Dorsal RTA digitiform, pointed in ventral view; ventral RTA well developed, blunt in lateral view. Cymbium distinctly longer than tibia (Figs 1A–G).

Female. Unknown.

Distribution: China (Yunnan) (Fig. 12).