Prosoponoides dongshaofangensis, Irfan & Zhang & Peng, 2022

Irfan, Muhammad, Zhang, Zhi-Sheng & Peng, Xian-Jin, 2022, Survey of Linyphiidae (Arachnida: Araneae) spiders from Yunnan, China, Megataxa 8 (1), pp. 1-292 : 219

Prosoponoides dongshaofangensis sp. nov. (ŤḌƟAE Ʀ)

Figures 261 , 262 , 269

Types. Holotype ♀, CHINA, Yunnan, Gongshan County, Qiqi Dongshaofang , 27.69521ºN, 98.48514ºE, 3208m, 29 September 2007, Xian-jin Peng leg. (20070929).

Etymology. This epithet derives from the type locality.

Diagnosis. The new species resembles Prosoponoides pianmaensis sp. nov. in having a similar scape and with about half entrance groove ( Fig. 261A–C ; Fig. 273B–D ). It can be distinguised by the spermathecae thumb-shaped and pointing anteriorly in P. dongshaofangensis sp. nov. ( Fig. 261C ), whereas C-shaped and pointing posteriorly in P. pianmaensis sp. nov. ( Fig. 273B–D ).

Description. Female (holotype, Fig. 262A, B ): Total length: 2.20. Carapace 0.97 long, 0.87 wide; cephalic region slightly elevated, yellow; cervical and radial grooves distinct. Clypeus 0.14 high. Sternum longer than wide, yellow. Labium wider than long. Maxillae long, distal end broad with scopulae. Chelicerae with three promarginal and three retromarginal teeth. Eyes: AER recurved, PER procurved, slightly wider than AER. Eye sizes and interdistances: AME 0.05, ALE 0.07, PME 0.05, PLE 0.06, AME–AME 0.04, PME–PME 0.06, AME–ALE, 0.07, PME–PLE 0.08, AME–PME 0.08, ALE–ALE 0.37, PLE–PLE 0.41, ALE–PLE contiguous. Length of legs: I 4.16 (1.09, 1.29, 1.09, 0.69), II 3.66 (1.08, 1.15, 0.88, 0.55), III 2.35 (0.74, 0.76, 0.53, 0.32), IV 3.33 (1.06, 0.95, 0.83, 0.49). Leg formula I-II-IV-III. Tm I 0.36 and Tm IV 0.22. Tibial spine formula: 2-2-2- 2. Abdomen 1.44 long, 1.08 wide, oval, black; ventral side brown.

Epigyne ( Fig. 261A–C ): Posteriorly with two oval openings of entrance grooves separated by median septum, margins curved and sclerotized. Parmula round, projecting posteriorly from the dorsal plate, with a large pit ventrally. Vulva: wider than long, entrance grooves started from ventral wall, with about half coil, turning points and spermathecae present dorso-mesally on apices; spermathecae thumb-shaped, pointing anteriorly; fertilization ducts long, present dorso-laterally, extending mesally.

Male. Unknown.

Distribution. Known only from the type locality ( Fig. 269 ).

Figures

FIGURE 261. Prosoponoides dongshaofangensis sp. nov., female holotype. A, B Epigyne, ventral view C Vulva, dorsal view.

FIGURE 262. Prosoponoides dongshaofangensis sp. nov., female holotype. A Habitus, dorsal view B Habitus, ventral view.

FIGURE 269. Distribution of Prosoponoides species.

FIGURE 273. Prosoponoides minutus sp. nov., male holotype (A, B) and female paratype (C, D). A, C Habitus, dorsal view B, D Habitus, ventral view.