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Home » Guide » Arthropods (Arthropoda) » Hexapods (Hexapoda) » Insects (Insecta) » Ants, Bees, Wasps and Sawflies (Hymenoptera) » "Symphyta" - Sawflies, Horntails, and Wood Wasps » Horntail Wasps (Siricidae) » Siricinae » Urocerus » Yellow-horned Horntail Wasp (Urocerus flavicornis)
Photo#423959
Flying black insect with long black appendages and yellow stinger. - Urocerus flavicornis
Copyright © 2010 Justin Guadagnoli

Flying black insect with long black appendages and yellow stinger. - Urocerus flavicornis
Breckenridge, Summit County County, Colorado, USA
July 9, 2010
Size: 2"
This bug flew onto my deck and I would like to know what it is. We live at 10,000 ft.
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Contributed by Teryn on 9 July, 2010 - 3:11pm
Last updated 8 July, 2012 - 6:50pm

Moved
Moved from Urocerus gigas flavicornis.
… Ken Wolgemuth, 8 July, 2012 - 6:50pm login or register to post comments

Moved
Moved from ID Request.
… John F. Carr, 17 July, 2010 - 7:17pm login or register to post comments

Urocerus gigas flavicornis, a horntail; no stingers here
[cite:41247]
… v belov, 9 July, 2010 - 3:29pm login or register to post comments

Horntail woodwasp.
Female Urocerus gigas if I recall correctly. Looks menacing, but the "stinger" is her egg-laying organ. Lays eggs in dead, dying, or severely-weakened trees. Larvae that hatch then bore in the wood.
… Eric R. Eaton, 9 July, 2010 - 3:28pm login or register to post comments

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