Idaho
Amphibian Evolutionary Relationships
Chart references: Pough F.H.,
R.M. Andrews, J.E. Cadle, M.L. Crump, A.H. Savitzky and K.D. Wells. 1998. Herpetology.
Prentice Hall, Upper Saddle River, New Jersey.
Original
images provided by Charles R. Peterson ©1997
Design
by Ean Harker©
2000.
Data collected by
Mike Legler © 1999.