C. Ernst · C.H. · C. H. Ernst · Carl Ernst · H. E. · H Ernst
Smithsonian · The Johns Hopkins University Press
| title | media type | ISBN-13 | year of publica- tion | other author(s) |
|---|---|---|---|---|
| Snakes of the United States and Canada | Hardcover | 978-1-58834-019-1 | 2003 | Evelyn M. Ernst |
| Turtles of the United States and Canada | " | 978-0-8018-9121-2 | 2009 | Jeffrey E. Lovich |
| Turtles of the United States and Canada | Paperback | 978-1-56098-823-6 | 2000 | Jeffrey E. Lovich · Roger W. Barbour |
| Turtles of the United States and Canada | Hardcover | 978-1-56098-346-0 | 1994 | Roger W. Barbour · Jeffrey E. Lovich |
| Turtles of the World | " | 978-0-87474-414-9 | 1989 | Roger W. Barbour |
| Venomous Reptiles of North America | Paperback | 978-1-56098-447-4 | 1999 | |