Identification, Images, & Information
For Insects, Spiders & Their Kin
For the United States & Canada

Species Osmia chalybea

Q Bee 2 on Thistle - Osmia chalybea Mating bees - Osmia chalybea Megachilid ? - Osmia chalybea - female Large Mason Bee - Osmia chalybea? - Osmia chalybea - female Large Mason Bee - Osmia chalybea? - Osmia chalybea - female Large Mason Bee - Osmia chalybea? - Osmia chalybea - female Sweat Bee ? - Osmia chalybea Megachilidae? - Osmia chalybea - 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 (Anthophila (Apoidea) - Bees)
Family Megachilidae (Leafcutter, Mason, and Resin Bees, and allies)
Subfamily Megachilinae
Tribe Osmiini
Genus Osmia (Mason Bees)
No Taxon (Subgenus Helicosmia)
Species chalybea (Osmia chalybea)
Explanation of Names
Author: Smith, 1853.
Size
Female, 14-15mm. Male 10-11mm.
Range
North Carolina to Florida and Texas. There are reports of its presence in NY and NJ.
Season
March to May.
Food
Thistle Cirsium. The Hosts section on its Discover Life species page lists known floral associations based on specimen records and images.
Internet References