Genital anatomy of Laeocathaica stenochone Möllendorff, 1899, HBUMM05495-spec.1 A general view B left view of dart sac apparatus C ventral view of dart apparatus. Abbreviations: AS – accessory sac; At – atrium; BC – bursa copulatrix; BCD – bursa copulatrix duct; DS – dart sac; Dt – love dart; DtC – a chamber containing love dart; Ep – epiphallus; FO – free oviduct; MG – mucous glands; P – penis; PAS – proximal accessory sac; PR – penial retractor muscle; PS – penial sheath; Va – vagina; VD – vas deferens. Asterisk * indicates the opening of proximal accessory sac.