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Definition of Labyrinthodon
1. n. A genus of very large fossil amphibians, of the Triassic period, having bony plates on the under side of the body. It is the type of the order Labyrinthodonta. Called also Mastodonsaurus.
Definition of Labyrinthodon
1. Noun. (paleontology) (alternative form of labyrinthodont) ¹
¹ Source: wiktionary.com
Medical Definition of Labyrinthodon
1.