labyrinthodon Meaning, Definition & Usage

Lab`y*rin"tho*don noun
Etymology
Gr. labyrinth + , , tooth.
Definitions
  1. (Paleon.) 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.

Webster 1913