Dufourea of Canada

Bees of the Genus Dufourea Lepeletier (Hymenoptera: Halictidae: Rophitinae) of Canada*

CJAI 20 May 11, 2012

doi:10.3752/cjai.2012.20

Sheila Dumesh¹**, Cory S. Sheffield²

¹Department of Biology, York University 4700 Keele St., Toronto, ON M3J 1P3 mexalictus@ymail.com

²Royal Saskatchewan Museum, 2340 Albert Street, Regina, SK S4P 2V7 cory.silas.sheffield@gmail.com

* This paper is contribution #13 from the Canadian Pollination Initiative. **Corresponding Author.

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Acknowledgements

          We thank Laurence Packer (York University, Toronto, ON), Jason Gibbs (Cornell University, Ithaca, NY), John Huber (Canadian National Collection, Ottawa, ON) and Terry Griswold (United States Department of Agriculture Bee Biology and Systematics Laboratory, Logan, UT) for helpful comments. We thank other donors of materials used in this study: Lincoln Best (York University), Andy Bennett (Canadian National Collection, Ottawa, ON), Rob Cannings (Royal British Columbia Museum, Victoria, BC), Karen Needham (Beaty Biodiversity Museum, University of British Columbia, Vancouver, BC), Matt Buck (Royal Alberta Museum, Edmonton, AB), Felix Sperling (E.H. Strickland Collection, University of Alberta, Edmonton, AB), Miriam Richards (Brock University, St. Catharines, ON), Terry Galloway (Wallis-Roughley Museum of Entomology, Winnipeg, MB), Sarah Semmler (University of Manitoba, Winnipeg, MB), Diana Bizecki Robson (Manitoba Museum, Winnipeg, MB), Terry Griswold, and Charles Michener (KU Biodiversity Institute, University of Kansas, Lawrence, KS). We also thank Claudia Ratti for her technical assistance with imaging and the web-based key. Funding for this study was provided by the Canadian Pollinator Initiative (NSERC-CANPOLIN), the Canadian Foundation for Innovation and Ontario Research Fund, both through Canadensys and a Discovery Grant to Laurence Packer.