Identification, Images, & Information
For Insects, Spiders & Their Kin
For the United States & Canada
Clickable Guide
Moths Butterflies Flies Caterpillars Flies Dragonflies Flies Mantids Cockroaches Bees and Wasps Walkingsticks Earwigs Ants Termites Hoppers and Kin Hoppers and Kin Beetles True Bugs Fleas Grasshoppers and Kin Ticks Spiders Scorpions Centipedes Millipedes



Species Urocerus cressoni - Black-and-red Horntail Wasp

Urocerus - Urocerus cressoni - male Urocerus cressoni? - Urocerus cressoni - female Urocerus cressoni? - Urocerus cressoni - female ID Request of possible wasp - Urocerus cressoni Sirex nigricornis? - Urocerus cressoni Sirex nigricornis? - Urocerus cressoni wasp - Urocerus cressoni Urocerus cressoni
Kingdom Animalia (Animals)
Phylum Arthropoda (Arthropods)
Subphylum Hexapoda (Hexapods)
Class Insecta (Insects)
Order Hymenoptera (Ants, Bees, Wasps and Sawflies)
No Taxon ("Symphyta" - Sawflies, Horntails, and Wood Wasps)
Family Siricidae (Horntail Wasps)
Subfamily Siricinae
Genus Urocerus
Species cressoni (Black-and-red Horntail Wasp)
Synonyms and other taxonomic changes
Urocerus cressoni Norton, 1864
Explanation of Names
named after E.T. Cresson, an American hymenopterist
head, thorax and wings black, abdomen red (amount of red variable), two pale spots behind the eyes, antennae black with white tips
e. NA (NS-ON-MT south to FL)(1)
hosts include Fir, Spruce, and Pine (Abies, Picea, Pinus)(1)
Print References
Norton E. 1864. Notes on Tenthredinidae, with descriptions of new species. Proceedings of the Entomological Society of Philadelphia 3: 4–16.
Works Cited
1.Guide to the siricid woodwasps of North America
Schiff N.M., Valley S.A., LaBonte J.R., Smith D.R. 2006. USDA Forest Service, Forest Health Technology Enterprise Team, Morgantown, WV. 101 pp.