FIGURES 1–9. Diodontus spp. 1. D in New records of the genus Diodontus Curtis, 1834 (Hymenoptera: Crabronidae) from Bulgaria, Montenegro and Poland, with a key to Central and Eastern European species

FIGURES 1–9. Diodontus spp. 1. D. insidiosus ♀, clypeus and mandibles, frontal view. 2. D. minutus ♀, habitus, lateral view. 3. D. tristis ♀, clypeus and mandibles, frontal view. 4. D. tristis ♀, habitus, lateral view. 5. D. minutus ♀, clypeus and mandibles, frontal view. 6. D. minutus ♀, first antennomeres. 7. D. major ♀ (by Dollfuss 1991), first antennomeres. 8. D. insidiosus ♀, external teeth of clypeus. 9. D. minutus ♀, external teeth of clypeus.