Identification, Images, & Information
For Insects, Spiders & Their Kin
For the United States & Canada
Clickable Guide
Moths Butterflies Flies Caterpillars Flies Dragonflies Flies Mantids Cockroaches Bees and Wasps Walkingsticks Earwigs Ants Termites Hoppers and Kin Hoppers and Kin Beetles True Bugs Fleas Grasshoppers and Kin Ticks Spiders Scorpions Centipedes Millipedes

Calendar
Upcoming Events

2018 BugGuide Gathering in Virginia July 27-29: Registration and Discussion

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
Info
ImagesLinksBooksData

Subfamily Rophitinae

Hymenoptera 6.17.09 02 - Dufourea - male Carpenter Bee? sm - Dufourea Male Bee - Dufourea Bee - Dufourea marginata - male Protodufourea eickworti  - Protodufourea eickworti - female Unknown bee Bee - Dufourea Bee - Xeralictus
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 Halictidae (Sweat Bees)
Subfamily Rophitinae
Numbers
>100 spp. in 6 genera in our area (all in the tribe Rophitini that includes a total of 10 genera), ~260 spp. in 13 genera of 2 tribes worldwide(1)
Identification
Clypeus is wider than it is tall. Labrum is rounded and visible when mandibles are closed (not the case with other Halictids). Antennae set low on the face and are joined to the clypeus with 1 subantennal suture. (2)
Range
Rophitini is holarctic & Afrotropical and comprises all but 5 spp. of the subfamily; that other small tribe is restricted to parts of S. America(1)
Print References
Rozen, J. G. (1993). Nesting biologies and immature stages of the rophitine bees (Halictidae) with notes on the cleptoparasite Biastes (Anthophoridae) (Hymenoptera: Apoidea). American Museum Novitates. 3066, 1-28. (pdf)