Squamata

Diphydontosaurus

Pamizinsaurus

Polysphenodon

Palaeopleurosaurus

Homoeosaurus

Brachyrhinodon

C_brasiliensis

C_hudsoni

Sapheosaurus

Kallimodon

Cynosphenodon

Sphenodon

Zapatadon

Toxolophosaurus

Opisthias

Priosphenodon

Eilenodon