Males, frontal view of clypeus 21A P. carinifrons rohweri 21B P. continentis 21C P. ephippius sp. nov., paratype 21D P. gibbus sp. nov.; paratype 21E P. maculatus maculatus 21F P. pallens sp. nov., paratype.

  Part of: Taylor CK, Barthélémy C, Chi RCS, Guénard B (2020) Review of Psenulus species (Hymenoptera, Psenidae) in the Hong Kong SAR, with description of three new species. Journal of Hymenoptera Research 79: 169-211.