Identification, Images, & Information
For Insects, Spiders & Their Kin
For the United States & Canada

Species Therion petiolatum


A systematic revision of the Japanese species of the genus Therion Curtis, 1829 (Hymenoptera: Ichneumonidae: Anomaloninae)
Insect Systematics & Evolution 50:36-66, 2019
FULL TEXT
DOI: 10.1163/1876312X-00002180

Includes some notes on separating our species of T. circumflexum and T. fuscipenne.

Behavioral studies of three morphotypes of Therion circumflexum (Hymenoptera: Ichneumonidae)
By Slobodchikoff, C.N.
Pan-Pacific Entomologist, 49: 197-206, 1973

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

The classification of the Anomaloninae (Hymenoptera: Ichneumonidae).
By I.D. Gauld,
Bulletin of the British Museum (Natural History) Entomology 33: 1-135, 1976

A thousand and one wasps: a 28S rDNA and morphological phylogeny of the Ichneumonidae with an investigation into alignment...
By Donald L.J. Quicke, Nina M. Laurenne, Mike G. Fitton, & Gavin R. Broad
Journal of Natural History, 43: 1305-1421, 2009
Full title: A thousand and one wasps: a 28S rDNA and morphological phylogeny of the Ichneumonidae (Insecta: Hymenoptera) with an investigation into alignment parameter space and elision

FULL TEXT

Phylogeny of the subfamilies of Ichneumonidae (Hymenoptera)
By Andrew M.R. Bennett, Sophie Cardinal, Ian D. Gauld, & David B. Wahl
Journal of Hymenoptera Research, 71: 1–156 , 2019

The Ichneumon-flies of America north of Mexico: 12. Subfamilies Microleptinae, Helictinae, Cylloceriinae and Oxytorinae (Hym.:..
By Dasch C.E.
Mem. Am. Ent. Inst. 52. 470 pp., 1992

Hybrid capture data unravel a rapid radiation of pimpliform parasitoid wasps (Hymenoptera: Ichneumonidae: Pimpliformes)
By Seraina Klopfstein, Barbara Langille, Tamara Spasojevic, Gavin R. Broad, Steven J. B. Cooper, Andrew D. Austin, & Oliver Niehuis
Systematic Entomology, 44(2): 361-383, 2018