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Species Megachile rotundata - Alfalfa Leafcutter Bee

bee - Megachile rotundata - female Alfalfa Leafcutter Bee - Megachile rotundata - female Subfamily Megachilinae Megachile rotundata - Alfalfa Leafcutter Bee - Megachile rotundata Alfalfa Leafcutter Bee - Megachile rotundata - male Female megachile rotundata? - Megachile rotundata - female Leafcutter Bee - Megachile rotundata - female Bee - Megachile rotundata - female small megachilid  - Megachile rotundata
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 Megachilini
Genus Megachile (Leafcutter, Resin, and Mortar Bees)
No Taxon (Subgenus Eutricharaea, Small Leaf-cutter Bees)
Species rotundata (Alfalfa Leafcutter Bee)
Other Common Names
Lucerne Leaf-cutter Bee
Synonyms and other taxonomic changes
Apis rotundata Fabricius, 1793
Apis pacifica Panzer, 1798
Megachile imbecilla Gerst├Ącker, 1869
Explanation of Names
Author of species is (Fabricius, 1793).
Size
Female 8-9 mm. Male 7-8 mm.
Identification
Narrow white sternal hair bands.
Range
Almost worldwide.
Season
It flies in June, July and August.
Food
The Hosts section on its Discover Life species page lists known floral associations based on specimen records and images.
Remarks
Introduced from the Old World sometime after the 1930s.