A taxonomic revision of the genus <i>Alexeter</i> Forster (Hymenoptera, Ichneumonidae, Ctenopelmatinae, Mesoleiini) from Taiwan, with descriptions of six new species.

ABSTRACT: The genus Alexeter Förster, 1869 is first recorded from Taiwan. One previously described species, A. shakojiensis Uchida, 1930, is newly recorded from Taiwan. Six new species, A. flavomaculatus sp. nov., A. hsiaoae sp. nov., A. mediolobus sp. nov., A. monticola sp. nov., A. pseudozangicus sp. nov., and A. rufispeculus sp. nov., are described and can be distinguished from their congeners primarily based on color pattern, mandibular teeth, propodeal carinae, fore wing length and venation, ocellar and first metasomal tergite measurements, and flagellomere counts. Illustrations of the male genitalia and a diagnostic key to the Taiwanese Alexeter species are provided. DNA-based species delim

SUBMITTER: Chen HP 

PROVIDER: S-EPMC12421253 | biostudies-literature | 2025

REPOSITORIES: biostudies-literature