labyrinthodont

English Thesaurus

1. an amphibian of the superorder Labyrinthodontia (noun.animal)

hypernym	:	amphibian,
definition	:	cold-blooded vertebrate typically living on land but breeding in water; aquatic larvae undergo metamorphosis into adult form (noun.animal)

member meronym	:	labyrinthodonta, labyrinthodontia, superorder labyrinthodonta, superorder labyrinthodontia,
definition	:	extinct amphibians typically resembling heavy-bodied salamanders or crocodiles and having a solid flattened skull and conical teeth; Devonian through Triassic (noun.animal)