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Upcoming Events

Photos of insects and people from the 2015 gathering in Wisconsin, July 10-12

Photos of insects and people from the 2014 gathering in Virginia, June 4-7.

Photos of insects and people from the 2013 gathering in Arizona, July 25-28

Photos of insects and people from the 2012 gathering in Alabama

Photos of insects and people from the 2011 gathering in Iowa

Photos from the 2010 Workshop in Grinnell, Iowa

Photos from the 2009 gathering in Washington

TaxonomyBrowse
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Genus Chelostoma

What is it? - Chelostoma philadelphi - male Bee - Chelostoma philadelphi Chelostoma ? - Chelostoma - female bee - Chelostoma philadelphi small black fly - Chelostoma philadelphi A bee of sorts. - Chelostoma philadelphi Chelostoma philadelphi  - Chelostoma philadelphi - female Chelostoma philadelphi - 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 Megachilidae (Leaf-cutter Bees, Mason Bees, and allies)
Subfamily Megachilinae
Tribe Osmiini
Genus Chelostoma
Numbers
11 spp. in 3 subgenera our area, ~50 spp. in 5 subgenera worldwide(1)
Range
Holarctic & Oriental; in NA, Ch. (Foveosmia) campanularum and O. (Gyrodromella) rapunculi are not native(1)