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

Genus Urosigalphus

bean weevil parasites - Urosigalphus - male Unknown Brachanid Wasp - Urosigalphus Parasitic Wasp with weird opening under abdomen - Urosigalphus Parasitic Wasp with weird opening under abdomen - Urosigalphus Parasitic Wasp with weird opening under abdomen - Urosigalphus wasp - Urosigalphus - male wasp - Urosigalphus - female Female, Braconidae - Urosigalphus - 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 Apocrita))
Superfamily Ichneumonoidea (Braconid and Ichneumonid Wasps)
Family Braconidae (Braconid Wasps)
Subfamily Acampsohelconinae
Genus Urosigalphus
Synonyms and other taxonomic changes
Had been placed under Brachistini. (Sharkey, M.J. 1997. Subfamily Helconinae. In:(1). Also see Achterberg 2002 (PDF)(2)
Explanation of Names
Urosigalphus Ashmead 1889
Numbers
About 100 species, many undescribed Neotropical species. (Sharkey, M.J. 1997. In:(1)). Arctos lists 86 species.
Size
2-4 mm
Identification
Metasomal segments 1 and 2 fused, metasoma carapace-like (Sharkey, M.J. 1997. S In: (1))
Outer claw of hind leg much larger than inner claw. (Sharkey 1997(1))
Fore wing: (1) 2cu-a absent; (2) length vein 1CUa about equal to length vein 1CUb. (Sharkey 1997(1))
Range
New World.
Food
Larvae are parasites of beetles (Curculionidae, Bruchinae (Chrysomelidae)) (Sharkey 1997(1))
Life Cycle
Adults emerge from the larval stage of hosts. Possibly egg-larval parasitoids.
Print References
Arias-Penna, D.C. 2007. New geographical records of the genus Urosigasphus Ashmead 1889 (Hymenoptera: Braconidae: Helconinae) for Colombia. Boletin del Museo de Entomologia de la Universidad del Valle 8(1): 1-9.
Cushman, R.A. 1911. Notes on the host plants and parasites of some North American Bruchidae. Journal of Economic Entomology 4(6): 489-509.
Internet References
Arctos Collaborative Collection Management Solution. 2015. Last updated 2009. Urosigalphus. url: http://arctos.database.museum/taxonomy.cfm?taxon_name=Urosigalphus&taxon_term=&term_type=&source=&common_name=
Arias-Penna, D.C. 2007. New geographical records of the genus Urosigasphus Ashmead 1889 (Hymenoptera: Braconidae: Helconinae) for Colombia. Boletin del Museo de Entomologia de la Universidad del Valle 8(1): 1-9. http://entomologia.univalle.edu.co/boletin/Diana1.pdf
Cushman, R.A. 1911. Notes on the host plants and parasites of some North American Bruchidae. Journal of Economic Entomology 4(6): 489-509. url: http://books.google.com/books?id=e8AUAAAAYAAJ&pg=PA496&lpg=PA496&dq=Urosigalphus&source=bl&ots=gaRurSwoyt&sig=EenlQKuPpWvxxWIQzjjWneC2rdE&hl=en&ei=WzmJS5iVJ9O2lAeJjYDTAQ&sa=X&oi=book_result&ct=result&resnum=9&ved=0CCoQ6AEwCA#v=onepage&q=Urosigalphus&f=false
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.
2.Revision of the genus Canalicephalus Gibson and the recognition of the Acampsohelconinae (Hymenoptera: Braconidae) as extant
Achterberg, C. van. 2002. Zoologische Mededelingen 76 (20).