FIGURES 21–30 in Four-horned wasps, description of some remarkable Dirhinus (Hymenoptera, Chalcididae) from Kenya, with a discussion of their taxonomic placement

FIGURES 21–30. Characters of Dirhininae (continued). 21, 23, 25, 27, 30. Mandible in frontal view. 22, 24, 26, 29. Mandible in lateral view. 28. Head in anterolateral view. 21, 22. D. aff. hesperidum, ♀. 23, 24. D. anthracia, ♀. 25. Dirhinus (Dirhinus) claviger, paratype ♀. 26, 27. D. aff. ehrhorni, ♂. 28. D. quadrhinus, holotype ♀. 29. Dirhinus (Pareniaca) aff. schwarzi, ♀. 30. Dirhinus (Pareniaca) 'Patawa', ♀.