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Species Vespula sulphurea - California Yellowjacket

It's Alive!! - California Yellowjacket  - Vespula sulphurea - female It's Alive!! - California Yellowjacket  - Vespula sulphurea - female California Yellowjacket at Water Dish - Vespula sulphurea - female Large wasp - Vespula sulphurea - female California Yellowjacket - Vespula sulphurea Yellowjacket - Vespula sulphurea - female Vespula sulphurea Worker of Vespula sulphurea (Saussure) - Vespula sulphurea
Classification
Kingdom Animalia (Animals)
Phylum Arthropoda (Arthropods)
Subphylum Hexapoda (Hexapods)
Class Insecta (Insects)
Order Hymenoptera (Ants, Bees, Wasps and Sawflies)
No Taxon (Aculeata - Ants, Bees and Stinging Wasps)
Superfamily Vespoidea (Yellowjackets and Hornets, Paper Wasps; Potter, Mason and Pollen Wasps and allies)
Family Vespidae (Yellowjackets and Hornets, Paper Wasps; Potter, Mason and Pollen Wasps)
Subfamily Vespinae (Hornets and Yellowjackets)
Genus Vespula
Species sulphurea (California Yellowjacket)
Identification
Key to eastern Nearctic Vespula species in the Identification Atlas of the Vespidae of the Northeastern Nearctic Region. (1)
Key to Nearctic Vespinae genera in the Identification Atlas of the Vespidae of the Northeastern Nearctic Region. (1)
Range
Restricted almost entirely to the Upper Sonoran fauna of California, but it also occurs in southern Oregon, western Nevada, southern Arizona, and northern Baja, Mexico
Remarks
Little is known about this species of yellowjacket. Nests, when found, are usually underground. The maximum number of active workers found in any one nest was less than 1,100. This is not a common species and is not known to cause nuisance to people.
Print References
Kimsey, L.S. & Carpenter, J.M. (2012): The Vespinae of North America (Vespidae, Hymenoptera). Journal of Hymenoptera Research 28: 37–65; doi: 10.3897/JHR.28.3514.
Internet References
Species page in Species-ID.net
fotolog.com - Image by Treebeard.
bodabug.com - Image of a queen.
Works Cited
1.Identification Atlas of the Vespidae (Hymenoptera, Aculeata) of the Northeastern Nearctic Region
Matthias Buck, Stephen A. Marshall, and David K. B. Cheung. 2008. Biological Survey of Canada [Canadian Journal of Arthropod Identification].