Nesticella shanlinensis, Liu, Jie & Li, Shuqiang, 2013

Liu, Jie & Li, Shuqiang, 2013, New cave-dwelling spiders of the family Nesticidae (Arachnida, Araneae) from China, Zootaxa 3613 (6), pp. 501-547 : 521-522

Nesticella shanlinensis new species

Figs 23–26 , 39

Type material: Holotype male, 10 male and 25 female paratypes, CHINA: Guizhou Province, Suiyang County, Wenquan Town, Shuanghe Village, Shanlin Cave (28º14.639´N, 107º17.287´E, Altitude: 810 m, Air Temperature: 16 ºC, Air Humidity: 92%), 13 May 2007, Yucheng Lin & Jie Liu leg.

Etymology: The species name refers to the type locality.

Diagnosis: See diagnosis of N. gracilenta n. sp.

Description. Male (holotype): Total length 1.92. Prosoma length 0.92, width 0.92; Opisthosoma length 1.12, width 1.04. Eye measurements: AME 0.06; ALE 0.06; PME 0.08; PLE 0.07; AME-AME 0.004; AME-ALE 0.04; ALE-PLE 0.01; PME-PME 0.07; PME-PLE 0.04. Clypeus height 0.14. Leg formula: I, IV, II, III; leg measurements: I: 7.48 (2.04, 0.36, 2.16, 2.04, 0.88); II: 5.48 (1.6, 0.36, 1.4, 1.4, 0.72); III: 4.04 (1.4, 0.24, 0.88, 0.96, 0.56); IV: 5.72 (1.96, 0.32, 1.48, 1.32, 0.64). Somatic characters see Fig. 26 B. Palpal tibia short, with three trichobothria. Paracymbium short, with four branches; ventral process having two branches, proximal one slender, distal one slightly sharp from retrolateral view, and slightly separated from each other; dorsal process having two branches, these branches widely separated from each other. Terminal apophysis developed, with two apexes, the proximal apex strongly sharp, the distal apex blunt. Conductor simple, long, trapeziform distally. Embolus filiform, semicircular ( Figs 23 A–B, 23D, 24A, 25).

Female (paratype): Total length 2.52. Prosoma length 1.12, width 1.04; Opisthosoma length 1.52, width 1.24. Eye measurements: AME 0.05; ALE 0.06; PME 0.09; PLE 0.07; AME-AME 0.006; AME-ALE 0.04; ALE-PLE 0.01; PME-PME 0.07; PME-PLE 0.04. Clypeus height 0.15. Leg formula: IV, I, II, III; leg measurements: I: 11.8 (3.2, 3.8, 2.8, 2.0); II: 10.2 (2.8, 3.3, 2.5, 1.6); III: 9.3 (2.6, 2.9, 2.4, 1.4); IV: 12.3 (3.4, 3.8, 3.3, 1.8). Somatic characters see Fig. 26 A. In ventral view, epigynum with a narrow and tongue-shaped scape; copulatory openings originating at lateral sides of the scape. Vulva slightly longer than wide; copulatory ducts extending from copulatory openings to the spermathecae, with about three coils; spermathecae papillary, situated anteriorly and laterally ( Figs 23 C, 24B–C, 26C–D).

Distribution: Known only from type locality ( Fig. 39 ).

Figures

FIGURE 23. Nesticella shanlinensis n. sp. A. Male pedipalp, prolateral; B. Same, retrolateral; C. Epigynum, ventral; D. Male pedipalp, dorsal. Scale bars: 0.2 mm.

FIGURE 24. Nesticella shanlinensis n. sp. A. Male pedipalp, ventral; B. Vulva, dorsal; C. Epigynum, abdominal cuticle removed, ventral. Scale bars: 0.2 mm.

FIGURE 25. Nesticella shanlinensis n. sp. A. Male pedipalp, prolateral; B. Same, retrolateral; C. Same, ventral; D. Same, dorsal. Scale bars: 0.2 mm.

FIGURE 26. Nesticella shanlinensis n. sp. A. Female body, dorsal; B. Male body, dorsal; C. Vulva, dorsal; D. Epigynum, abdominal cuticle removed, ventral. Scale bars: A – B = 0.5 mm; C – D = 0.2 mm.

FIGURE 39. Collection localities in China of the nesticid species described in this paper.