Acontias

Corucia

Dibamidae

Amphisbaenia

Leptotyphlopidae

Anomalepididae

Typhlopidae

Najash

Dinilysia

Madtsoiidae

Haasiophis

Eupodophis

Pachyrhachis

Anilius

Cylindrophis

Uropeltidae

Anomochilus

Loxocemus

Xenopeltis

Tropidophiinae

Bolyeriinae

Colubroidea

Acrochordus

Ungaliophiinae

Erycinae

Boinae

Pythoninae