Species:
Cryptobranchus alleganiensis >
Genus:
Cryptobranchus >
Family:
Cryptobranchidae >
Order:
Caudata >
Class:
Amphibia >
Megaclass:
Tetrapoda >
Gigaclass:
Sarcopterygii >
Parvphylum:
Osteichthyes >
Infraphylum:
Gnathostomata >
Subphylum:
Vertebrata >
Phylum:
Chordata >
Kingdom:
Animalia >
Unranked:
Biota >