Species Therion petiolatum

Classification · Size · Identification · Range · Works Cited

Therion sp.? - Therion petiolatum - female

Classification

Kingdom Animalia (Animals)

Phylum Arthropoda (Arthropods)

Subphylum Hexapoda (Hexapods)

Class Insecta (Insects)

Order Hymenoptera (Ants, Bees, Wasps and Sawflies)

No Taxon ("Parasitica" - Parasitoid Wasps)

Superfamily Ichneumonoidea (Braconid and Ichneumonid Wasps)

Family Ichneumonidae (Ichneumonid Wasps)

Subfamily Anomaloninae

Tribe Gravenhorstiini

Genus Therion

Species petiolatum (Therion petiolatum)

Size

Small, barely over 13 mm. Hind tibia 4mm, hind femur and trochanter 4.65 mm.(1)

Identification

A small species. Coloration: Head black with orbits marked with red and yellow, thorax black with restricted red spots on the mesopleuron, (2) wings dark brown, costal vein black, pterostigma dark, coxae black, trochanters red, hind femur mostly dark,(1), first 3 abdominal segments reddish.(2)

Range

ME, NY, MI, WI, SD(3)

Works Cited

1.	A New Species of the Genus Therion (Hymenoptera, Ichneumonidæ) with a Key to the Species of the Northeastern States Dreisbach, R.R. 1947. Journal of the New York Entomological Society, 55(3), 201-203.

2.	Therion sp.?

3.	Carlson R.W. () Ichneumonidae catalog

Contributed by Bob Carlson on 7 November, 2010 - 9:33pm
Additional contributions by PaleoJon
Last updated 28 June, 2021 - 12:59am

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