AnimaliaAraneaeHypochilidaeLinYejieLiShuqiangTaxonomic studies on the genus Ectatosticta (Araneae, Hypochilidae) from China, with descriptions of two new speciesZookeys2972020954172910.3897/zookeys.954.522545B625907-1C1E-54E7-A908-93EB6C7F6C3F Ectatosticta davidi (Simon, 1889)Figs 1, 2A, 3A, 4A, 5A, 6F, 8 Hypochilus davidiSimon 1889: 208; Simon 1892: 204, figs 143–146, 148, 149; Gertsch 1958: 13, figs 10, 19, 22–31; Lehtinen, 1967: 431, fig. 15; Platnick and Jäger 2009: 210, figs 1–4; Zhang and Wang 2017: 311, fig. 4f.Type material.

Syntypes 1♂ 1♀, Muséum national d’Histoire naturelle, Paris, label reads “Inkiaphou, Chine méridionale”, which should be on Mt. Qinling in Shaanxi Province (see Platnick and Jäger 2009: Yinjiapo or Yinjiapu, now known as Yonxingcun in Xi'an City, Huyi District, Laoyu Town, 33.98232N, 108.52079E), not examined.

10.3897/zookeys.954.52254.figure17FD881FB-8B85-5CD8-B2EA-2D93E6512967

Ectatosticta spp., outlines of male bulbs and thickened setae in retrolateral view (Red line, E. davidi; green line, E. deltshevi, holotype; black line, E. wukong sp. nov., holotype) A bulbs B thickened setae.

https://binary.pensoft.net/fig/436973Other material examined.

1♂, China, Shaanxi Province, Chang’an, Xiaoyuhecun, Qiaotouchi, 02.V.2020, Jiazhou Lu leg.; 1♀ (IZCAS), China, Shaanxi Province, Mt. Taibaishan, above Houshenzi, tree line, scattered mixed coniferous/Rhododendron forest, 33.9122N, 107.7789E, 12–15.VI.1997, elevation ca. 3050 m, Peter Jäger leg.

Distribution.

China (Shaanxi).

10.3897/zookeys.954.52254.figure2D32230C3-EB5F-5D0E-BA84-E1DCB7711F71

Ectatosticta spp., prolateral view of left male palps AE. davidi, male from Shaanxi BE. deltshevi, holotype CE. wukong sp. nov., holotype DE. wukong sp. nov., embolus and conductor of right palp (rotated horizontally), holotype.

https://binary.pensoft.net/fig/43697410.3897/zookeys.954.52254.figure3997192D7-EAAA-56AE-B51D-B2DE6EF784A4

Ectatosticta spp., ventral view of left male palps AE. davidi, male from Shaanxi BE. deltshevi, holotype CE. wukong sp. nov., holotype DE. wukong sp. nov., embolus and conductor of right palp (rotated horizontally), holotype.

https://binary.pensoft.net/fig/43697510.3897/zookeys.954.52254.figure4DFCC3695-54FE-5936-A282-6A6D36B9CBE1

Ectatosticta spp., retrolateral view of left male palps AE. davidi, male from Shaanxi BE. deltshevi, holotype CE. wukong sp. nov., holotype DE. wukong sp. nov., embolus and conductor of right palp (rotated horizontally), holotype.

https://binary.pensoft.net/fig/43697610.3897/zookeys.954.52254.figure578F643C6-F11C-5107-835A-12776678E23E

Ectatosticta spp., dorsal view of female genitalia AE. davidi, female from Shaanxi BE. deltshevi, female from Qinghai (type locality) CE. wukong sp. nov., paratype DE. xuanzang sp. nov., holotype.

https://binary.pensoft.net/fig/43697710.3897/zookeys.954.52254.figure648BF284D-B45C-5B51-816B-B93ADA83FD5B

Ectatosticta spp., variation of female genitalia (red line, inner spermathecae (A–C, F–K) or spermathecae (D, E); green line, outer spermathecae) A–CE. deltshevi, females from Qinghai (type locality) D, EE. wukong sp. nov., paratypes FE. davidi, females from Shaanxi G–KE. xuanzang sp. nov., paratypes. Scale bars: 0.1 mm.

https://binary.pensoft.net/fig/43697810.3897/zookeys.954.52254.figure80544F0A4-66EB-5D40-9FE1-8C4D4EFF73DF

Distribution records of Ectatosticta species from China. 1E. davidi2E. deltshevi3E. wukong sp. nov. 4E. xuanzang sp. nov.

https://binary.pensoft.net/fig/436980SimonE (1889) Description de Hypochilus davidi sp. nov. Annales de la Société Entomologique de France (6)8(Bull.): 208–209.SimonE (1892) Histoire naturelle des araignées. Deuxième édition, tome premier.Roret, Paris, 256 pp. https://doi.org/10.5962/bhl.title.51973GertschWJ (1958) The spider family Hypochilidae.American Museum Novitates1912: 1–28.PlatnickNIJägerP (2009) A new species of the basal araneomorph spider genus Ectatosticta (Araneae, Hypochilidae) from China.ZooKeys16: 209–215. https://doi.org/10.3897/zookeys.16.231ZhangZSWangLY (2017) Chinese Spiders Illustrated. Chongqing University Press, 954 pp.