Three new species of the genus Ischnothyreus Simon, 1893 and the discovery of the male of I. linzhiensis Hu, 2001 from Tibet, China (Araneae, Oonopidae)

Ischnothyreus linzhiensis Hu, 2001, female A–C habitus in dorsal, ventral and lateral views D epigastric region, ventral view E–G prosoma, dorsal, ventral and anterior views H, I endogyne, ventral and dorsal views (cleared in lactic acid). Abbreviations: a = apodeme; sls = snout-like structure; wd = winding duct. Scale bars: 0.4 mm (A–C, E–G); 0.2 mm (D, H, I).