Classification of the Craniata

Myxinoidea
Vertebrata

Petromyzontida
Gnathostomata

Chondrichthyes

Elasmobranchii
Holocephali
Osteichthyes

Sarcopterygii

Actinistia
Dipnoi
Tetrapoda

Lissamphibia
Amniota

Reptilia

Testudines
Sauria

Lepidosauria

Rhynchocephalia
Squamata

Archosauria

Crocodylia
Aves

Mammalia

Actinopterygii

Cladistia
Actinopteryi

Chondrostei
Neopterygii

Ginglymodi
Halecostomi

Halecomorphi
Teleostei

Osteoglossomorpha
Elopocephala

Elopomorpha
Clupeocephala

Clupeomorpha
Euteleostei