| Kingdom: | Animalia |
| Phylum: | Chordata |
| Subphylum: | Vertebrata |
| Class: | Reptilia |
| Order: | Testudines |
| Family: | Kinosternidae |
- Genus
- species – Common Name
- Claudius
- (1 species) – Narrow-bridged Musk Turtle
- Kinosternon
- (20 species) – American Mud and Musk Turtles
- Staurotypus
- (2 species) – Giant Musk Turtle
