Aculithus languan sp. nov., female (holotype). A Habitus, dorsal view; B Same, ventral view; C Left chelicera, ventro-retrolateral view; D Epigyne, ventral view; E 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−E).