Spinirta simianshan Wang, Lu & Z. S. Zhang 2024, sp. nov.
Creators: name: Wang, Lu-Yu
name: Irfan, Muhammad
name: Lu, Qian-Le
name: Zhang, Feng
name: Zhang, Zhi-Sheng
Publisher: name: Zenodo
Year: 2024
Subjects: Biodiversity
Taxonomy
Animalia
Arthropoda
Arachnida
Araneae
Corinnidae
Spinirta
Spinirta simianshan

description: Spinirta simianshan Wang, Lu & Z.S. Zhang sp. nov.
urn:lsid:zoobank.org:act: 8DF6E390-A3E7-4C75-A0D9-8E44440E3290
Figs 6, 10–11, 14
Chinese name
四面Ɯ刺Żü
Differential diagnosis
See diagnosis of Spinirta hongyui sp. nov.
Etymology
The specific name derives from the type locality.
Type material
Holotype
CHINA • ♂; Chongqing City, Jiangjin District, Simianshan Natural Reserve, Qinjiagou; 28°37′6″ N, 106°23′53″ E; alt. 1131 m; 14 Aug. 2022; Z.G. Zhang leg.; SWUC-T-CO-03-01.
Paratypes (3 ♂♂, 6 ♀♀)
CHINA • 1 ♀; same collection data as for holotype; SWUC-T-CO-03-02 • 2 ♀♀; same collection data as for holotype; 3 Sep. 2022; G.Y. Cai leg.; SWUC-T-CO-03-03, SWUC-T-CO-03-04 • 1 ♀; Simianshan Natural Reserve, Zhengtiangou; 28°36′46″ N, 106°25′54″ E; alt. 1170 m; 4 Aug. 2022; L.Y. Huang leg.; SWUC-T-CO-03-05 • 2 ♂♂; same collection data as for preceding; 15 Aug. 2022; F. Diao leg.; SWUC-T-CO-03-06, SWUC-T-CO-03-07 • 1 ♀; Simianshan Natural Reserve, Zhenzhutan; 28°35′50″ N, 106°25′25″ E; alt. 1226 m; 15 Aug. 2022; C.Y. Huang leg.; SWUC-T-CO-03-08 • 1 ♀; Simianshan Natural Reserve, Wenjiaci; 28°35′34″ N, 106°26′34″ E; alt. 1144 m; 15 Aug. 2022; L.Y. Chen leg.; SWUC-T-CO-03-09 • 1 ♂; Simianshan Natural Reserve, Wenjiaci; 28°35′34.27″ N, 106°26′34.93″ E; alt. 1144 m; 24 Aug. 2022; C.Y. Lin leg.; SWUC-T-CO-03-10.
Description
Male (holotype SWUC-T-CO-03-01, Fig. 11A)
MEASUREMENTS. Total length 18.13. Prosoma 8.88 long, 6.78 wide; opisthosoma 8.87 long, 5.31 wide. Eye sizes and interdistances: AME 0.62, ALE 0.44, PME 0.47, PLE 0.46; AME–AME 0.27, AME– ALE 0.15, PME–PME 0.51, PME–PLE 0.60, ALE–PLE 0.16. MOA 1.42 long, anterior width 1.36, posterior width 1.41. Clypeus height 0.59.
CHELICERAE. With three promarginal and five or six retromarginal teeth.
LEG MEASUREMENTS. I = 27.49 (7.69, 9.57, 6.48, 3.75); II = 26.13 (7.33, 9.14, 6.21, 3.45); III = 31.51 (5.73, 7.26, 5.46, 3.06); IV = 27.38 (7.05, 9.12, 8.32, 2.89). Leg formula: 1423.
PALP (Figs 10A–B, 11E–G). Ventral tibial apophysis small with blunt tip; retrolateral tibial apophysis outer edge triangular in ventral view, ventral surface with relatively several short coniform spines; prolateral tibial apophysis triangular. Tegulum round in retrolateral view. Embolus as long as embolar apophysis, with serrated tip; embolar apophysis quadrangular in prolateral view, with broad, rounded tip.
Female (paratype SWUC-T-CO-03-02, Fig. 11B)
MEASUREMENTS. Total length 19.26. Prosoma 9.19 long, 7.09 wide; opisthosoma 9.59 long, 6.02 wide. Eye sizes and interdistances: AME 0.53, ALE 0.45, PME 0.44, PLE, 0.48; AME–AME 0.39, AME– ALE 0.19, PME–PME 0.57, PME–PLE 0.70, ALE–PLE 0.28. MOA 1.39 long, anterior width 1.37, posterior width 1.38. Clypeus height 0.62.
LEG MEASUREMENTS. I = 25.38 (7.17, 9.20, 5.70, 3.31); II = 24.41 (7.04, 8.87, 5.34, 3.16); III = 21.04 (5.83, 7.17, 5.26, 2.78); IV = 26.80 (6.99, 8.95, 7.99, 2.87). Leg formula: 4123.
EPIGYNE (Figs 10C, 11C). Atrium large, oval, divided with septum; copulatory openings inside the atrium located posteriorly.
VULVA (Figs 10D, 11D). Copulatory ducts longer than wide; accessory glands absent; spermathecae round; fertilization duct large, originating at anterior margin of spermathecae.
Distribution
Known only from the type locality, Simianshan Natural Reserve, Chongqing, China (Fig. 14).
description: Published as part of Wang, Lu-Yu, Irfan, Muhammad, Lu, Qian-Le, Zhang, Feng & Zhang, Zhi-Sheng, 2024, Six species of the spider genus Spinirta Jin & Zhang, 2020 from southern China (Araneae: Corinnidae), pp. 74-93 in European Journal of Taxonomy 917 (1) on pages 86-89, DOI: 10.5852/ejt.2024.917.2389, http://zenodo.org/record/10473449