Identification, Images, & Information
For Insects, Spiders & Their Kin
For the United States & Canada
Butterflies East of the Great Plains
By Opler and Krizek
Johns Hopkins University Press, Baltimore. xvii + 294 pp., 1984
Cite: 632982 with citation markup [cite:632982]
Paul A. Opler and George O. Krizek. 1984. Butterflies east of the Great Plains, an illustrated natural history. Johns Hopkins University Press, Baltimore. xvii + 294 pp.

One of the first books to use large, color photos of live butterflies.