Otacilia mingyueshan sp. nov., female paratype A habitus, dorsal view B same, ventral view C epigyne, ventral view D vulva, dorsal view. Abbreviations: Bu – bursa, CD – copulatory duct, CO – copulatory opening, CT – connecting tube, FD – fertilisation ducts, GA – glandular appendage, MS – median septum, Spe – spermathecae. Scale bars: 0.5 mm (A, B); 0.1 mm (C, D).