Florissant Butterflies
A Guide to the Fossil and Present-Day Species of Central Colorado

Thomas C. Emmel (Author), Marc C. Minno (Author), Boyce A. Drummond (Author)

9780804719384

Hardback, published 1 May 1992

148 pages
22.9 x 15.2 x 1.1 cm, 0.506 kg

A Stanford University Press classic.