kingdom: Animalia >
phylum: Arthropoda >
class: Insecta >
order: Hymenoptera >
superfamily: Apoidea >
family: Crabronidae Latreille, 1802 >
subfamily: Pemphredoninae Dahlbom, 1835 >
tribe: Pemphredonini Dahlbom, 1835 >
subtribe: Pemphredonina Dahlbom, 1835 >
genus: Diodontus Curtis, 1834 >
Southern Asia