Identification, Images, & Information
For Insects, Spiders & Their Kin
For the United States & Canada
Clickable Guide
Moths Butterflies Flies Caterpillars Flies Dragonflies Flies Mantids Cockroaches Bees and Wasps Walkingsticks Earwigs Ants Termites Hoppers and Kin Hoppers and Kin Beetles True Bugs Fleas Grasshoppers and Kin Ticks Spiders Scorpions Centipedes Millipedes

Calendar
Upcoming Events

Information about the 2019 BugGuide Gathering in Louisiana, July 25-27

Discussion, insects and people from the 2018 gathering in Virginia, July 27-29

Photos of insects and people from the 2015 gathering in Wisconsin, July 10-12

Photos of insects and people from the 2014 gathering in Virginia, June 4-7.

Photos of insects and people from the 2013 gathering in Arizona, July 25-28

Photos of insects and people from the 2012 gathering in Alabama

Photos of insects and people from the 2011 gathering in Iowa


TaxonomyBrowse
Info
ImagesLinksBooksData

Genus Orasema

6026098 - Orasema Wasp ID - Orasema ID for a tiny wasp? - Orasema occidentalis ID for a tiny wasp? - Orasema occidentalis Chalcid - Orasema occidentalis Chalcid - Orasema occidentalis Parasitic wasp - Orasema Orasema Florida record - Orasema
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 Chalcidoidea (Chalcid Wasps)
Family Eucharitidae
Genus Orasema
Explanation of Names
Orasema Cameron 1884
Numbers
17 spp. in our area, ~60 spp. total(1)
Range
Several species of Orasema parasitize the imported fire ant in South America, and a few others occur in the United States.
Remarks
our only representative of the subfamily Oraseminae that contains a total of 72 spp. in 4 genera(1)
Some species have potential as biocontrols of the fire ant and may be introduced from South America.
Internet References
TAMU. Potential Biological Control Agents for the Red Imported Fire Ant, p. 4
Biological Control. Bionomics of Orasema simplex (Hymenoptera: Eucharitidae), a parasitoid of Solenopsis fire ants (Hymenoptera: Formicidae) in Argentina
Biological Control. Distribution, abundance and persistence of species of Orasema (Hym: Eucharitidae) parasitic on fire ants in South America