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Subfamily Euphorinae

Representative Images

Parasitoid - Microctonus pilatus - female Braconid? - Aridelus nigrithorax - female wasp - Dinocampus coccinellae Unknown Hymenoptera Aphidius? Braconid - Chrysopophthorus americanus - female Braconid wasp - Euphorinae - Microctonus - female Family Braconidae 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 Braconidae (Braconid Wasps)
Subfamily Euphorinae

Explanation of Names

Euphorinae Förster, 1863

Numbers

31 genera in the New World(1), >1,150 spp. in ~50 genera total

Size

Most <5 mm

Identification

In some, M1 petiolate; no forewing 2cu-a (1st subdiscal cell open)
vein reduction: in all genera but two (Aridelus, Chrysopophthorus), the 2nd submarginal cell missing

Range

Worldwide

Food

hosts: adult insects of many orders and families, e.g.: Periletus, Dinocampus, Microctonus, Centistes spp. attack beetles; Syntretus attack Hymenoptera; Chrysopopthorus attack Neuroptera; Peristenus, Leiophron, Aridelus, Wesmaelia, Holdawayella & Euphoriella attack nymphal and adult Heteroptera and Psocoptera(1)

Life Cycle

Solitary or, in a few, gregarious, koinobiont endoparasitoids of adult insects(1)

Remarks

The euphorine habit of attacking adult hosts is unusual. Several species of Peristenus and Leiophron are used to control Lygus bugs (Loan & Shaw 1987) and other mirid pests (Loan 1980).
Dinocampus coccinellae attacks ladybird beetles and sometimes considered a pest, although not it's not abundant enough to affect coccinellid populations.

Print References

Loan C.C., Shaw S.R. (1987) Euphorine parasites of Lygus and Adelphocoris (Hymenoptera: Braconidae and Heteroptera: Miridae). Pp. 69‒75 In: Economic importance and biological control of Lygus and Adelphocoris in North America. USDA Agric. Res. Service, ARS-64.
Shaw S.R. (1988) Euphorine phylogeny: the evolution of diversity in host-utilization by parasitoid wasps (Hymenoptera: Braconidae). Ecol. Entomol. 13: 323‒335.

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.