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Genus Colocistis

Black Nocturnal Wasp - Colocistis Black Nocturnal Wasp - Colocistis Red wasp in El Paso, Texas - Colocistis - male Tiphiid wasp - Colocistis Aculeata - Colocistis crassa - male Tiphiid Wasp? - Colocistis crassa - male Tiphiid Wasp with Primary Submarginal Isolation (ventral) - Colocistis crassa - male Tiphiid Wasp with Primary Submarginal Isolation (dorsal thorax) - Colocistis crassa - male
Classification
Kingdom Animalia (Animals)
Phylum Arthropoda (Arthropods)
Subphylum Hexapoda (Hexapods)
Class Insecta (Insects)
Order Hymenoptera (Ants, Bees, Wasps and Sawflies)
No Taxon (Aculeata - Ants, Bees and Stinging Wasps)
Superfamily Tiphioidea
Family Tiphiidae (Tiphiid Wasps)
Subfamily Brachycistidinae
Genus Colocistis
Explanation of Names
Colocistis Krombein 1942
Numbers
12 species in our area (1)
Identification
The configuration of the submarginal wing cells of the males is unique among the Brachycistidinae. (2)

The females are wingless and harder to identify.
Range
se CA to so. CO, w. TX and Oaxaca, Mexico(1)