Trilacuna xiaoheishan sp. nov., female paratype A–C habitus in dorsal, ventral, and lateral views D, E prosoma in dorsal and ventral views F abdomen in ventral view G, H copulatory organ in ventral and dorsal views, arrow shows the curved posterior margin. Abbreviations: ap = apodemes; as = anterior sclerite; glo = globular structure; psp = posterior spiracle; sar = sclerotized, recurved arches; tsc = transverse sclerite. Scale bars: 0.4 mm (A–F); 0.2 mm (G, H).

  Part of: Ma J, Bian D, Tong Y, Yang Z, Zhang Z (2023) Three new species of the genus Trilacuna Tong & Li, 2007 (Araneae, Oonopidae) from Yunnan Province, China. ZooKeys 1174: 289-300.