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Genus Ancistrocerus

Mason Wasp - Ancistrocerus antilope - male Ancistrocerus cf. tuberculocephalus ? - Ancistrocerus tuberculocephalus Potter Wasp - Ancistrocerus antilope - female Vespid? - Ancistrocerus adiabatus Mason Wasp - Ancistrocerus unifasciatus wasp - Ancistrocerus campestris - female wasp - Ancistrocerus unifasciatus - male wasp - Ancistrocerus campestris - female
Classification
Kingdom Animalia (Animals)
Phylum Arthropoda (Arthropods)
Class Insecta (Insects)
Order Hymenoptera (Ants, Bees, Wasps and Sawflies)
No Taxon (Aculeata - Bees, Ants, and other Stinging Wasps)
Superfamily Vespoidea (Ants, Stinging Wasps, and Hornets)
Family Vespidae (Yellowjackets, Paper Wasps, and Hornets; Potter, Mason and Pollen Wasps)
Subfamily Eumeninae (Potter and Mason Wasps)
Genus Ancistrocerus
Numbers
Arnett, p. 589, lists 31 spp. (1)
Nearctica.com lists 17 spp. for North America
Size
Circa 15 mm
Identification
For an online key to the 14 species occurring in the northeast see the Identification Atlas of the Vespidae of the northeastern Nearctic region. (2)

Potter wasps with yellow markings, compare Euodynerus (?).
Print References
Arnett, p. 589 (1)
Internet References
Insects of Cedar Creek: Ancistrocerus, compare Euodynerus, Symmorphus