FIGURES 3–8 in Four-horned wasps, description of some remarkable Dirhinus (Hymenoptera, Chalcididae) from Kenya, with a discussion of their taxonomic placement

FIGURES 3–8. Characters of Dirhininae: terminology. 3, 4 and 5. Mandible respectively in frontal and lateral views. 6–8. Head respectively in dorsal, lateral and frontal views. 3, 8. Dirhinus (Dirhinus) gigasetosus, ♂ (M02). 4, 5. Dirhinus (Dirhinus) anthracia, ♀. 6. D. quadrhinus, holotype ♀ (F01). 7. Dirhinus (Pareniaca) aff. ehrhorni, ♂. Head in lateral view. Abbreviations. cly, clypeus; cly-s, clypeal setae; ihl, inner horn length; ihn, inner horn; ohn, outer horn; lbr, labrum; md-ith, inner tooth; md-mth, mesal tooth; md-oth, outer tooth; scdp, scrobal depression (shaded in yellow); sdmod, distance end of scrobal depression – median ocellus; octr, ocellar triangle; th2, secondary tooth on lateral margin of scrobal depression.