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Species Urocerus flavicornis - Yellow-horned Horntail Wasp

Oregon Horntail - Urocerus flavicornis - female Tremex columba??? In Alberta - Urocerus flavicornis Urocerus flavicornis Ichneumon - Urocerus flavicornis - female Wood wasp - Urocerus flavicornis - female Urocerus flavicornis? - Urocerus flavicornis - female Large Orange/Black clear winged insect with ovipositor - Urocerus flavicornis Urocerus flavicornis
Classification
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 flavicornis (Yellow-horned Horntail Wasp)
Synonyms and other taxonomic changes
=Urocerus gigas flavicornis
Explanation of Names
Urocerus flavicornis (Fabricius)
Size
10-40 mm (males smaller than females); larvae up to 30 mm
Identification
Females have the 1st, 6th, and part of the 7th abdominal segments yellow. Males have the 2nd - 5th orange-yellow.(1)
Range
all forested regions across Canada and the US(2) (LB-AK south to NH, NM & CA)(3)
Food
hosts include fir, larch, spruce, pine, and Douglas-fir(3)
Works Cited
1.Eastern Forest Insects
Whiteford L. Baker. 1972. U.S. Department of Agriculture · Forest Service.
2.Siricidae (Hymenoptera: Symphyta: Siricoidea) of the Western Hemisphere
Schiff, N.M., Goulet, H., Smith, D.R., Boudreault, C., Wilson, A.D., and Scheffler, B.E. 2012. Canadian Journal of Arthropod Identification No. 21: 305 pp.
3.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.