paleoherpetology
herpetology
reptology
reptilology
order Ictodosauria
Ictodosauria
caudate
urodele
crocodilian reptile
crocodilian
pterodactyl
herpetologist
archosaurian reptile
order Sauropterygia
Sauropterygia
archosaur
archosaurian
Lepidosauria
subclass Lepidosauria
order Pterosauria
dinosauriform
phytosaurian
Pterosauria
Labyrinthodonta
superorder Labyrinthodontia
superorder Labyrinthodonta
Labyrinthodontia
Squamata
order Squamata
Ichthyosauria
order Ichthyosauria
palaeobatrachid
amphibia
batrachology
Vertebrata
herpet-
subphylum Craniata
Craniata
subphylum Vertebrata
Uintatheriidae
choristodere
ichthyosauriform
adapid
family Uintatheriidae
archaeocete
Archosauria
subclass Synapsida
subclass Archosauria
Synapsida
amphibian family