Gastrocentrum zayuense sp. nov. paratypes, female reproductive organs of different specimens showing morphological variations. A female reproductive organ B pygidium C sixth ventrite D spermatheca E–J drawings of bursa copulatrix, spermatheca and spermathecal gland of six females. Abbreviations: bc bursa copulatrix cov common oviduct d distal part of spermathecal capsule ovp ovipositor sp spermatheca spg spermathecal gland spgtt top tail of spermathecal gland spglt lateral tail of spermathecal gland va vagina.