Alligatoridae
| Kingdom: | Animalia |
| Phylum: | Chordata |
| Subphylum: | Vertebrata |
| Class: | Reptilia |
| Order: | Crocodylia |
| Family: | Alligatoridae |
- Genus
- species -- Common Name
- Alligator
- (2 species) -- Alligator
- Caiman
- (2 species) -- Speckled Caiman
- Melanosuchus
- (1 species) -- Black Caiman
- Paleosuchus
- (2 species) -- Smooth-fronted Caiman
