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yellow-horned horntail NAPIS: ISBBAFA
Urocerus gigas flavicornis (Fabricius)
Taxonomic Rank: Hexapoda (including Insecta): Hymenoptera: Siricidae

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Adult(s); on white spruce
Edward H. Holsten, USDA Forest Service, Bugwood.org
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Larva(e); on Sitka spruce
Edward H. Holsten, USDA Forest Service, Bugwood.org
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Galleries;
USDA Forest Service - Alaska Archive, USDA Forest Service, Bugwood.org
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Taxonomic References:

  • Drooz AT, ed. 1989. Insects of eastern forests. Misc. Publ. 1426. Washington, DC: USDA Forest Service. 608 p.

Invasive Listing Sources:



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