Agabus spp., hypomeron in lateral view A A. sjostedti B A. dytiscoides C A. anguluverpus sp. nov. D A. raffrayi. White arrows indicate hypomeron.

  Part of: Englund WF, Njoroge L, Biström O, Miller KB, Bilton DT, Bergsten J (2020) Taxonomic revision of the Afrotropical Agabus raffrayi species group with the description of four new species (Coleoptera, Dytiscidae). ZooKeys 963: 45-79.