Episyron quinquenotatus is a North American species of pompilid spider hunting wasp.
Description The body length is approximately 10 mm.
Distribution From Yukon and Northwest Territories south to the Gulf of Mexico states such as Texas, Arkansas and Alabama.Finnamore A.T. 1997 Aculeate Wasps (Hymenoptera: Aculeata) of the Yukon, pp. 867 – 900 in H.V. Danks and J.A. Downes (Eds.), Insects of the Yukon. Biological Survey of Canada (Terrestrial Arthropods),
Subspecies E. q. quinquenotatus in the eastern part of the range E. q. hurdi in the western part of the range
Habitat Sandy, open areas, often by waterbodies.
Habits Grubs which hatch too late in the season to mature will often go into diapause over the winter.Kurczewski, F. 2010 Prey and Nesting Behavior of Some North American Spider Wasps (Hymenoptera: Pompilidae) Northeastern Naturalist, 17(1) 115–124
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