New cave-dwelling spiders of the family Dictynidae (Arachnida: Araneae) from Guangxi and Guizhou, China Author Li, Shuqiang Southeast Asia Biodiversity Research Institute, Chinese Academy of Sciences, Yezin, Nay Pyi Taw 05282, Myanmar; E-mail: lisq @ ioz. ac. cn & Institute of Zoology, Chinese Academy of Sciences, Beijing 100101, China & University of the Chinese Academy of Sciences, Beijing 100049, China Author Wang, Xiaoxiao Institute of Zoology, Chinese Academy of Sciences, Beijing 100101, China text Zoological Systematics 2017 42 2 125 228 journal article 10.11865/zs.201711 2095-6827 5366040 AB92E114-07FF-41A5-AF24-DF04F8232CA5 Cicurina damaoensis Li , sp. nov. ( Figs 67–68 , 97 ) Type material. Holotype . Female , China , Guizhou , Anshun City , Ziyun County , Houchang Town , Mazhai Village , Damao Cave , 25º29.020'N , 106º13.475'E , elev. 1410 m , 26 December 2010 , H. Chen & Z. Zha leg., deposited in IZCAS . Etymology. The specific name refers to the type locality; adjective. Diagnosis. This new species is similar to C. kailiensis Li , sp. nov. ( Figs 73–77 ), but can be distinguished by the large and inverted “U”-shaped atrium (“M”-shaped in C. kailiensis Li , sp. nov. ), the ovate spermathecae (spheriform in C. kailiensis Li , sp. nov. ), and the extended part of copulatory duct obviously swollen (spherical in C. kailiensis Li , sp. nov. ). Description. Female ( holotype ). Total length 2.00 ( Figs 68C–D ). Prosoma length 0.95, width 0.73. Dorsal shield of prosoma yellow, with flat cephalic area, cephalic region width 0.49. Fovea reduced, cervical groove indistinct. Eight eyes, AME black, others white, all eyes encircled with black. Eye diameters: AME 0.03, ALE 0.05, PLE 0.06, PME 0.04. Eye interdistances: ALE-PLE 0.01, AME-ALE 0.02, AME-AME 0.02, PLE-PME 0.04, PME-PME 0.07. Eye region length 0.12, width 0.27. Clypeus height 0.07. Chelicerae yellow-brown, 0.40 long, 0.24 wide, with distinct lateral condyles, 3 (3 large) promarginal and 7 retromarginal teeth. Labium yellow, 0.12 long, 0.19 wide. Gnathocoxae yellow, 0.28 long, 0.20 wide. Sternum light yellow, 0.62 long, 0.50 wide. Legs light yellow. Leg formula IV-I-II-III. Leg measurements: I 2.76 (0.83, 0.35, 0.65, 0.55, 0.38); II 2.63 (0.75, 0.33, 0.60, 0.55, 0.40); III 2.29 (0.65, 0.28, 0.48, 0.53, 0.35); IV 3.11 (0.85, 0.35, 0.75, 0.73, 0.43). Opisthosoma 1.10 long, 0.80 wide. No calamistrum and no cribellum. Epigynum ( Figs 67 , 68A–B ). Width 0.26. Epigynum with large atrium, inverted “U”-shaped. Bursae enlarged, slightly sclerotized, fused. Spermathecae ovate. Second pore large, at apex of copulatory ducts, laterally extended part of copulatory duct swollen. Fertilization duct long, medially attached at base of spermathecae. Male. Unknown. Distribution. Known only from the type locality ( Fig. 97 ).