| labyrinthodon | <paleontology> 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. Synonym: Mastodonsaurus. Origin: Gr. Labyrinth +, tooth. Source: Websters Dictionary (01 Mar 1998) |
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| labyrinthodont | <paleontology> Of or pertaining to the Labyrinthodonta. One of the Labyrinthodonta. Source: Websters Dictionary (01 Mar 1998) |
| labyrinthodonta | <paleontology> An extinct order of Amphibia, including the typical genus Labyrinthodon, and many other allied forms, from the Carboniferous, Permian, and Triassic formations. By recent writers they are divided into two or more orders. See Stegocephala. Origin: NL. See Labyrinthodon. Source: Websters Dictionary (01 Mar 1998) |