Revision of Taiwanese and Ryukyuan species of Eleganesia Alencar & Azevedo, 2018 (Hymenoptera, Bethylidae)

The pristocerine genus Eleganesia Alencar & Azevedo et al., 2018 consists of a total 20 valid extant species recorded from the Oriental and Palaearctic regions one fossil species. Four them, namely E. chitouensis, liukueiensis, meifuiae , takasago have been Taiwan, three species, daikoku elegans otohime Ryukyus Japan. In present study, species-level classification Taiwanese Ryukyuan is revised using newly collected specimens, by combination examining external male genital morphologies molecular phylogenetic analyses. conclusion, seven are recognized Taiwan Ryukyus. A morphospecies that previously considered as geographic race confirmed to be an independent described kijimuna sp. nov.. Additionally, new paiwan nov. Taiwan. On other hand, synonymized under chitouensis morphology. Furthermore, conspecific female was for our field observation (a copulating pair collected)