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Genus Trioxys

Braconid - Trioxys Braconid - Trioxys Block Island Trioxys - Trioxys - female Block Island Trioxys fore wing - Trioxys - female Block Island Trioxys fore wing - Trioxys - female Aphidiinae? - Trioxys - female Aphidiinae? - Trioxys - female
Classification
Kingdom Animalia (Animals)
Phylum Arthropoda (Arthropods)
Subphylum Hexapoda (Hexapods)
Class Insecta (Insects)
Order Hymenoptera (Ants, Bees, Wasps and Sawflies)
No Taxon ("Parasitica" (parasitic Apocrita))
Superfamily Ichneumonoidea (Braconids and Ichneumons)
Family Braconidae (Braconid Wasps)
Subfamily Aphidiinae
Genus Trioxys
Explanation of Names
Trioxys Haliday 1833
Numbers
About 13 described species in New World.(1)
Size
About 2 mm
Identification
lack of spiny bristles on the 5th, 6th, and 7th female tergites
Range
Alaska and Canada to Mexico.(1)
Food
Reared from Aphididae, Thelaxidae, and Drepanosiphidae.(1)
Remarks
The only other Nearctic aphidiine genus in which females have prongs on the hypopygium is Acanthocaudus Smith. This genus can be distinguished from Acanthocaudus by the lack of spiny bristles on the 5th, 6th, and 7th female tergites, which are present in Acanthocaudus.
Works Cited
1.Manual of the New World Genera of the Family Braconidae (Hymenoptera)
Wharton, R.A., P.M. Marsh, M.J. Sharkey (Eds). 1997. International Society of Hymenopterists.