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Info
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Genus Gasteruption

Wasp - Gasteruption - male Carrot Wasp Gasteruption assectator or kirbii Male - Gasteruption - male Ichneumon? - Gasteruption - male whispy wasp  - Gasteruption Wasp 418A 6888 & 6892 - Gasteruption - female Gasteruption - female Long bodied wasp - Gasteruption Gasteruption species? - Gasteruption
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 Evanioidea (Aulacids, Ensigns, and Gasteruptiids)
Family Gasteruptiidae (Carrot Wasps)
Genus Gasteruption
Other Common Names
Carrot Wasp
Synonyms and other taxonomic changes
Rhydinofoenus was used in for 12 of the 15 nearctic species currently placed here
Explanation of Names
Gasteruption Latreille 1796
Numbers
15 spp. in our area(1)(2)
Size
13-40 mm
Identification
Body slender; antenna with 12 flagellomeres in female, 11 in male; propleura long and neck-like, clearly separating head from pronotum; metasoma attached so high on propodeum that it appears to touch metanotum; metatibia strongly clavate in both sexes; ovipositor moderately to very long.(3)
keys in(4)(5)
Range
Common in Canada and n. US
Habitat
Adults found on flowers in fields, meadows.
Season
Jun-Aug in MN, May-Sep in NC(6)
Food
Adults feed on flowers and appear to favor Apiaceae. Larvae are predators or predator-inquilines of other Hymenoptera that nest in twigs or other woody sites.
Remarks
Gasteruption have a characteristic hovering flight with the swollen metatibiae hanging down so that the insect resembles a helicopter carrying a large load on a cable.(3)
See Also
Ichneumonidae
Internet References
Works Cited
1.Catalog of Hymenoptera in America North of Mexico
Karl V. Krombein, Paul D. Hurd, Jr., David R. Smith, and B. D. Burks. 1979. Smithsonian Institution Press.
2.American Insects: A Handbook of the Insects of America North of Mexico
Ross H. Arnett. 2000. CRC Press.
3.Hymenoptera of the world: an identification guide to families
Goulet H., Huber J., eds. 1993. Agriculture Canada Publication 1894/E. 668 pp.
4.The Nearctic species of Gasteruptionidae (Hymenoptera)
Townes H. 1950. Proc. U.S. Nat. Mus. 100(3259): 85-145.
5.Review of the Gasteruptiidae (Hymenoptera) of Eastern North America
David R. Smith. 1996. Proceedings of the Entomological Society of Washington, 98:491-499.
6.Insects of North Carolina
C.S. Brimley. 1938. North Carolina Department of Agriculture.