| title | media type | ISBN-13 (ISBN-10) | year of publica- tion | other author(s) |
|---|---|---|---|---|
| Florissant Butterflies: A Guide to the Fossil and Present-Day Species of Central Colorado | Hardcover | 978-0-8047-1938-4 (0-8047-1938-1) | 1992 | Thomas C. Emmel · Marc C. Minno |
| Florissant Butterflies: A Guide to the Fossil and Present-Day Species of Central Colorado | Paperback | 978-0-8047-2018-2 (0-8047-2018-5) | 1992 | Thomas C. Emmel · Marc C. Minno |
A. D. · A. Drummond · B. A. · B.-D · Boyce Drummond