labyrinthodont
lab·y·rin·tho·dont
noun \-ˈrin(t)-thə-ˌdänt\Definition of LABYRINTHODONT
: any of a superorder (Labyrinthodontia) of extinct amphibians of the Late Paleozoic and Early Mesozoic typically having bodies resembling salamanders or crocodiles and considered to be the earliest tetrapod vertebrates
— labyrinthodont adjective
Origin of LABYRINTHODONT
New Latin Labyrinthodontia, from Greek labyrinthos + odont-, odous tooth — more at tooth
First Known Use: circa 1852
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