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Species Hylaeus leptocephalus - Slender-faced Masked Bee

Bee? - Hylaeus leptocephalus - female Hylaeus ID Request - Hylaeus leptocephalus - male Another Tiny Creature - Hylaeus leptocephalus - male Another Tiny Creature - Hylaeus leptocephalus - male Yellow-masked Bee? - Hylaeus leptocephalus Hylaeus leptocephalus? - Hylaeus leptocephalus - female Hylaeus leptocephalus? - Hylaeus leptocephalus - female Masked Bee - Hylaeus leptocephalus - male
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 (Anthophila (Apoidea) - Bees)
Family Colletidae (Cellophane or Plasterer, Masked, and Fork-tongued Bees)
Genus Hylaeus (Masked Bees)
No Taxon (Subgenus Hylaeus, Nominate Masked Bees)
Species leptocephalus (Slender-faced Masked Bee)
Synonyms and other taxonomic changes
Hylaeus bisinuatus; Prosopis leptocephala; Prosopis discrepans; Prosopis incompleta; Prosopis stevensi; Hylaeus stevensi
Explanation of Names
Author: Morawitz, 1871.

One of the junior synonyms long applied to the introduced North American population honors Orin A. Stevens of North Dakota.
Size
Female: 5-6 mm. Male: 4-6 mm.
Range
It has been collected in Michigan, New York, New Jersey, Indiana, District of Columbia, Virginia, North Carolina and Georgia, as also in Quebec and Ontario.
Season
From May until September.
Food
Has a tendency toward oligolecty. Collects pollen almost primarily from Fabaceae, especially Melilotus, a plant introduced from Europe. The Hosts section on its Discover Life species page lists known floral associations based on specimen records and images.
Remarks
Non native, introduced, presumably before 1912.
Print References
Snelling, R. 1970. STUDIES ON NORTH AMERICAN BEES OF THE GENUS HYLAEUS. 5. THE SUBGENERA HYLAEUS. S. STR. AND PARAPROSOPIS (HYMENOPTERA: COLLETIDAE) Contributions in Science, No. 180.