Spinirta simianshan Wang, Lu & Z.S. Zhang, 2024

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), European Journal of Taxonomy 917 (1), pp. 74-93 : 86-89

publication ID

https://doi.org/ 10.5852/ejt.2024.917.2389

publication LSID

lsid:zoobank.org:pub:6825ED5F-600F-4871-B281-429D8B5F1BF3

DOI

https://doi.org/10.5281/zenodo.10476008

persistent identifier

https://treatment.plazi.org/id/8DF6E390-A3E7-4C75-A0D9-8E44440E3290

taxon LSID

lsid:zoobank.org:act:8DF6E390-A3E7-4C75-A0D9-8E44440E3290

treatment provided by

Plazi

scientific name

Spinirta simianshan Wang, Lu & Z.S. Zhang
status

sp. nov.

Spinirta simianshan Wang, Lu & Z.S. Zhang sp. nov.

urn:lsid:zoobank.org:act:8DF6E390-A3E7-4C75-A0D9-8E44440E3290

Figs 6 View Fig , 10–11 View Fig View Fig , 14 View Fig

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 .

GoogleMaps

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 GoogleMaps 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 GoogleMaps 2 ♂♂; same collection data as for preceding; 15 Aug. 2022; F. Diao leg.; SWUC-T-CO-03-06 , SWUC-T-CO-03-07 GoogleMaps 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 GoogleMaps 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 GoogleMaps 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 GoogleMaps .

GoogleMaps

Description

Male (holotype SWUC-T-CO-03-01, Fig. 11A View Fig )

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 View Fig , 11E–G View Fig ). 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 View Fig )

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 View Fig , 11C View Fig ). Atrium large, oval, divided with septum; copulatory openings inside the atrium located posteriorly.

VULVA ( Figs 10D View Fig , 11D View Fig ). 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 View Fig ).

Kingdom

Animalia

Phylum

Arthropoda

Class

Arachnida

Order

Araneae

Family

Corinnidae

Genus

Spinirta

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