- Cărți electroniceA New Subspecies of Slider Turtle (Pseudemys scripta) from Coahuila, MéxicoJohn M. Legler
- Cărți electroniceA New Supspecies of Slider Turtle (Pseudemys scripta) from Coahuila, MexicoJohn M. Legler
- Cărți electroniceNatural History of the Ornate Box Turtle, Terrapene ornata ornata AgassizJohn M. Legler
- Cărți electroniceA New Snake of the Genus Geophis From Chihuahua, MexicoJohn M. Legler
- Cărți electroniceNatural History of the Ornate Box Turtle, Terrapene ornata ornata AgassizJohn M. Legler
- Cărți electroniceA New Tortoise, Genus Gopherus, From North-central MexicoJohn M. Legler
- Cărți electroniceA New Subspecies of Slider Turtle (Pseudemys scripta) from Coahuila, MéxicoJohn M. Legler