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Species Tremex columba - Pigeon Tremex

Seen in Zion NP, Utah  October 2006.  Bug is about 2 Pigeon Tremex - Tremex columba - female Tremex columba - female Hymenoptera - Tremex columba wasp queen... - Tremex columba - female Horntail - Tremex columba - male Wasp? - Tremex columba - female siricid 1 - Tremex columba - female
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 (Horntails)
Subfamily Tremecinae
Genus Tremex
Species columba (Pigeon Tremex)
Other Common Names
Pigeon Horntail
Synonyms and other taxonomic changes
=Sirex columba Linnaeus 1763
Explanation of Names
columba, Latin for 'pigeon/dove'
Size
Adults usually >25 mm, larvae up to ~40 mm
Range
NS-FL to AB-AZ +CA (probably adventive there); Mexico(1); very common
Food
hosts include beech, elm, hickory, maple, oak, poplar, apple, pear, sycamore, and hackberry(2)
Life Cycle
Females lay eggs in diseased, decaying or cut wood.
Works Cited
1.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.
2.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.