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For Insects, Spiders & Their Kin
For the United States & Canada
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Calendar
BugGuide Gathering
Smoky Mountains
University of Tennessee Biological Field Station
August 8-10, 2008
Details...
 
Photos from the last gathering (Minnesota 2007)

TaxonomyBrowse
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Species Toxomerus occidentalis

Classification
Kingdom Animalia (Animals)
Phylum Arthropoda (Arthropods)
Class Insecta (Insects)
Order Diptera (Flies)
No Taxon (Aschiza)
Family Syrphidae (Syrphid Flies)
Subfamily Syrphinae
Tribe Toxomerini
Genus Toxomerus
Species occidentalis (Toxomerus occidentalis)
Explanation of Names
occidentalis is Latin for "western"
Identification
almost identical to Toxomerus geminatus but usually separable by geographic location: T. geminatus is eastern, whereas T. occidentalis is western; their ranges overlap only in Texas
Range
western North America only: British Columbia to California, east to Texas and Colorado
Internet References
distribution (The Diptera Site, USDA)