Assertion: amphibian | /r/DefinedAs | tetrapod
Facets:
value: with a larval stage
type: OTHER
value: traditionally
type: OTHER
Source sentences:
text: Traditionally, amphibians as a class are defined as all tetrapods with a larval stage, while the group that includes the common ancestors of all living amphibians (frogs, salamanders and caecilians) and all their descendants is called Lissamphibia.