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Species Lasioglossum sisymbrii

Halictus? - Lasioglossum sisymbrii bee on Slender Goldenweed - Lasioglossum sisymbrii Anthophora? - Lasioglossum sisymbrii Bees on Encelia californica - Lasioglossum sisymbrii 163 - Lasioglossum sisymbrii - female 275 - Lasioglossum sisymbrii Bee ~9mm - Lasioglossum sisymbrii - female Andrena? - Lasioglossum sisymbrii - female
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)
No Taxon (Apoidea (clade Anthophila) - Bees)
Family Halictidae (Sweat, Furrow, Nomiine, and Short-faced Bees)
Subfamily Halictinae (Sweat and Furrow Bees)
Tribe Halictini
Genus Lasioglossum
No Taxon (Subgenus Lasioglossum)
Species sisymbrii (Lasioglossum sisymbrii)
Synonyms and other taxonomic changes
Halictus sisymbrii Cockerell, 1895; Halictus olympyiae_sic var. subangustus Cockerell, 1898; Halictus olympiae var. subangustus Cockerell, 1898
Explanation of Names
Lasioglossum (Lasioglossum) sisymbrii (Cockerell, 1895)

The type specimen was collected on Sisymbrium canescens, a junior synonym of Descurainia pinnata (Western Tansymustard), by its describer T. D. A. Cockerell
Identification
T1 has a complete basal hair band which has sometimes been worn off.

Range
Western half of NA
Season
January to November
Food
Visits flowers from several families. The Hosts section on its Discover Life species page lists known floral associations based on specimen records and images.
Remarks
Most common and widespread Lasioglossum sp. in the west.
Internet References