Common Names:

Aves:
birds

Squamata:
lizards, snakes

Sphenodon:
sphenodon

Dinosaura:
dinosaurs,
birds

Crocodylomorpha:
crocodiles,
alligators,
caimans

Lepidosaura:
lizards,
snakes,
spenodon,
& extinct relatives

Archosaura:
dinosaurs, birds,
crocodyliforms