Conservation Certificates

The Registry of Nature Habitats
U.S. Geological Survey

Butterflies of North America

Butterflies of Alaska

Ross' Alpine (Erebia rossii)
JPG -- species photo

State and Regional References: 

Layberry, R.A., Hall, P.W. & Lafontaine, D.J., 1998.  The Butterflies of 
     Canada.  University of Toronto Press, Toronto, ON.  280 pp.
Distribution Map Not Available
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