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Subfamily Mesochorinae

Ichneumon - Mesochorus - male Wasp IMG_0741 - Mesochorus - male Ichneumon Wasp 230812 - Cidaphus occidentalis - female wasp - Mesochorus - male Orange parasitoid - Mesochorus Black-barred wasp - Mesochorus ich - female Ichneumonid Wasp
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 Mesochorinae
Explanation of Names
Förster, 1869
Numbers
9 genera worldwide; ca. 130 spp. in 3 genera north of Mexico (incl. 105 spp. of Mesochorus)(1)(2)
800 described species wordwide(Yu et al., 2012)
Identification
Wahl (1993a) proposed the following synapomorphies for the subfamily:
glymmae long and deep, almost meeting in the middle of first tergite

male gonoforceps apically well-developed, resembling a long rod

female hypopygium large and triangular in lateral view (not projected beyond the apex of the metasoma)
ovipositor short and needle-like (1.0–2.0× as long as the length of the metasomal apex)
ovipositor sheath rigid.
Range
worldwide(1)
Print References
Araujo, R. O., Vivallo, F., & Santos, B. F. (2018). Ichneumonid wasps of the subfamily Mesochorinae: new replacement names, combinations and an updated key to the World genera (Hymenoptera: Ichneumonidae). Zootaxa, 4521(1), 052-060.