Children (19 direct children, 6358 direct and indirect children):
Uropeltidae
(tree size 78)
Bolyeriidae
(tree size 5)
Anomochilidae
(tree size 4)
Tropidophiidae
(tree size 47)
Dwarf boas
Booidea
(tree size 171)
Pythonoidea
(tree size 89)
Aniliidae
(tree size 5)
Colombophis
Loxocemidae
(tree size 2)
Mexican burrowing python
Cylindrophiidae
(tree size 19)
Asian pipe snakes
Caenophidia
(tree size 5827)
Caenophidian
Xenophiidae
(tree size 3)
Calabariidae
(tree size 2)
Xenopeltidae
(tree size 3)
Sunbeam snakes
Charinidae
Natricidae
(tree size 79)
Anilioidea
(tree size 2)
Nigerophiidae
(tree size 1)
Simoliopheoidea
(tree size 2)