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labyrinthodon

Labyrinthodon is a 13 letter word which starts with the letter L and ends with the letter N for which we found 1 definitions.

Definition
(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.

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