| title | ISBN-13 (ISBN-10) | year of publica- tion | other author(s) |
|---|---|---|---|
| Butterflies of British Columbia: Including Western Alberta, Southern Yukon, the Alaska Panhandle, Washington, Northern Oregon, Northern Idaho, and Northwestern Montana | 978-O-7748-O8O9-5 (O-7748-O8O9-8) | 2001 | Jon Shepard |
C. G. · Crispin A. Guppy · Crispin S. Guppy