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


Species Megachile relativa - Golden-tailed Leafcutter

 Bee or fly? - Megachile relativa Megachile (Megachile) relativa? - Megachile relativa - female Flower Fly - Megachile relativa What have we here?  - Megachile relativa relativa? - Megachile relativa Megachile relativa  ? - Megachile relativa - male Bee - Megachile relativa Female Leafcutter on Trefoil - Megachile relativa - female
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 Megachile)
Species relativa (Golden-tailed Leafcutter)
Explanation of Names
Author: Cresson, 1878
Female: 9-12 mm. Male: 8-10 mm.
Mackenzie to Newfoundland, south to California, Illinois, Tennessee and Georgia. Discover Life Map.
May to October in the southern parts of its range.
The Hosts section on its Discover Life species page lists known associations based on specimen records and images.
Internet References