| Kingdom: | Animalia |
| Phylum: | Chordata |
| Subphylum: | Vertebrata |
| Class: | Reptilia |
| Order: | Squamata |
| Suborder: | Serpentes |
| Family: | Bolyeriidae |
- Genus
- species – Common Name
- Bolyeria
- (1 species) – Round Island Burrowing Boa
- Casarea
- (1 species) – Round Island Boa
| Kingdom: | Animalia |
| Phylum: | Chordata |
| Subphylum: | Vertebrata |
| Class: | Reptilia |
| Order: | Squamata |
| Suborder: | Serpentes |
| Family: | Bolyeriidae |
