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Home » Guide » Arthropods (Arthropoda) » Hexapods (Hexapoda) » Insects (Insecta) » Ants, Bees, Wasps and Sawflies (Hymenoptera) » Aculeata - Ants, Bees and Stinging Wasps » Apoidea (clade Anthophila) - Bees » Cuckoo, Carpenter, Digger, Bumble, and Honey Bees (Apidae) » Honey, Bumble, Longhorn, Orchid, and Digger Bees (Apinae) » Bumble Bees (Bombini) » Bumble Bees (Bombus)
Bumble Bees and Cuckoo Bumble Bees of California
By Robbin W. Thorp, Donald S. Horning, Jr., Lorry L. Dunning
University of California Press, Berkeley, 1983
ISBN: 0-520-09645-2
Cite: 242789 with citation markup [cite:242789]
A useful reference covering California bumblebees by a well-respected authority on the subject. Begins with general information on life history and ecology, followed by technical keys, and discussions of the California subgenera and species of Bombus and Psithyrus (parasitic "Cuckoo Bumble Bees"). A PDF file of the 79 page monograph is available for free here.
Contributed by Aaron Schusteff on 30 November, 2008 - 8:56pm
Last updated 13 November, 2013 - 12:10am

mind removing quot.marks from the title? :]
… v belov, 4 November, 2011 - 11:57am

 
For you =v=...
...I'm willing to indulge such a request :-)
… Aaron Schusteff, 4 November, 2011 - 6:32pm

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