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Species Lasioglossum zonulum

Another to ID - Lasioglossum zonulum - male Small Bee - Lasioglossum zonulum - female Bee on tomato - Lasioglossum zonulum Bee on tomato - Lasioglossum zonulum Mystery Bee - Lasioglossum zonulum Aculeata ? - Lasioglossum zonulum - male
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 Leuchalictus)
Species zonulum (Lasioglossum zonulum)
Synonyms and other taxonomic changes
Halictus zonulus Smith, 1848; Halictus trifasciatus Schenck, 1853; Halictus rhenanus Verhoeff, 1890; Halictus recepticius Vachal, 1902; Halictus (Evylaeus) craterus Lovell, 1908; Halictus zonulus dexter Blüthgen, 1934; Halictus zonulus sinister Blüthgen, 1934; Lasioglossum (Lasioglossum) zonulum (Smith, 1848); Lasioglossum (Lasioglossum) zonulum euronotum Ebmer, 1998; Lasioglossum (Leuchalictus) zonulum euronotum Ebmer, 1998, valid subspecies
Explanation of Names
Lasioglossum (Leuchalictus) zonulum (Smith, 1848)
Female: Length 8.5-10.5 mm(1)
Male: Length 7.4-9.2 mm(1)
Holarctic. It is probably an introduced species.

North America: California to Washington and Idaho. East to Montana and the Dakotas, continuing east to Michigan and the New England states.(1)
April to October
Visits flowers from several families. The Hosts section on its Discover Life species page lists known floral associations based on specimen records and images.
Print References
Mitchell, T.B. 1960 Bees of the Eastern United States. North Carolina Agricultural Experiment Station Technical Bulletin No. 141. (2)
Works Cited
1.Studies of Halictinae (Apoidea: Halictidae) I: Revision of New World Lasioglossum Curtis
Ronald J. McGinley. 1986. Smithsonian Institution.
2.Bees of the eastern United States
Mitchell T.B. 1962. Tech. Bull. (NC Agric. Exp. Sta.): No. 141 (538 pp.), 1960; and No. 152 (557 pp.).