The (Colubridae) - family

(Boodontinae)
- subfamily

(Homalopsinae)
- subfamily

(Calamariinae)
- subfamily

(Colubrinae)
- subfamily

(Dipsadinae)
- subfamily

(Natricinae)
- subfamily

(Pareatinae)
- subfamily

(Psammophiinae)
- subfamily

(Pseudoxenodontinae)
- subfamily

(Pseudoxyrhophiinae)
- subfamily

(Xenoderminae)
- subfamily

(Xenodontinae)
- subfamily