Survey of Linyphiidae (Arachnida: Araneae) spiders from Yunnan, China Author Irfan, Muhammad 0000-0003-0445-9612 College of Life Sciences, Hunan Normal University, Changsha, 410081, China Author Zhang, Zhi-Sheng 0000-0002-9304-1789 Key Laboratory of Eco-environments in Three Gorges Reservoir Region (Ministry of Education), School of Life Sciences, Southwest University, Chongqing 400715, China. Author Peng, Xian-Jin 0000-0002-2614-3910 College of Life Sciences, Hunan Normal University, Changsha, 410081, China text Megataxa 2022 2022-12-27 8 1 1 292 http://dx.doi.org/10.1094/PDIS-04-22-0755-PDN journal article 10.11646/megataxa.8.1.1 2703-3090 7526571 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 ).