Taxon profile
Included taxa
Number of records: 2subspecies Psen opacus gressitti Tsuneki, 1966
subspecies Psen opacus opacus van Lith, 1959
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kingdom Animalia - animals » phylum Arthropoda - arthropods » class Insecta - insects » order Hymenoptera - bees, ants and wasps » family Crabronidae » genus Psen