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

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


Family Megachilidae - Leafcutter, Mason, and Resin Bees, and allies

Bee In Prickly Pear Cactus Flower - Lithurgopsis apicalis - female bee 29 - Lithurgopsis Bee - Lithurgopsis Mason Bee Encounter - Lithurgopsis - male - female Small Mason Bee face & Body - Lithurgopsis - male Mason Bee - CAT EARS - Lithurgopsis - female Megachilidae? - Lithurgopsis apicalis bee - Lithurgopsis

Leaf-cutter Bee (Anthidium oblongatum) - Anthidium oblongatum - male Excavation - Megachile perihirta - female Bee on Arctostaphylos stanfordiana - Osmia ribifloris Tiny white face bee - Megachile Small bee for ID - Osmia texana - female Resin bee? on liatris - Megachile sculpturalis Megachile relativa or centuncularis ? - Megachile mendica - female Bee with fuzzy abdomen - Osmia ribifloris