Literature cited

Gabritschevsky, E. 1926.
Convergence of colouration between American pilose flies and bumblebees (Bombus). Biological Bulletin 51: 269- 286.

Goulet, H. and J. T. Huber. 1993.
Hymenoptera of the World: an Identification Guide to Families. Agriculture Canada. Research Branch.

Heinrich, B. 1979.
Bumblebee Economics. Harvard University Press, Cambridge.

Michener, C. D., R. J. McGinley, B. N. Danforth. 1994.
The Bee Genera of North and Central America. Smithsonian Institution Press, Washington.

Stephen, W. P. 1957.
Bumble bees of western America. Technical Bulletin of the Agricultural Experiment Station, Oregon State College, Corvallis. Bulletin 40.

Thorp, R. W., D. S. Horning, Jr., L. L. Dunning. 1983.
Bumble bees and cuckoo bumble bees of California. Bulletin of the California Insect Survey. Volume 23.

Wilson, E. O. 1971.
The Insect Societies. Harvard University Press, Cambridge.


Page author: Matthew P. Kweskin
Last modified: 31 Mar 1997
For more information about this site, please contact John T. Longino longinoj@evergreen.edu