. Elements of zoölogy : a textbook. Zoology. 244 VERTEBRATA: BATRACHIA OR BATRACHIAXS. FIG. Blind-worm, Ccecilia. in length, and are found in the marshes of the tropical regions. Contrary to what is true of batrachians gener- ally, these animals develop dermal scales. SUB-SECTION V. THE ORDER OF LABYRINTHODONTA OR LABTRINTHODONTS. THE Labyrinthodonta are scale-covered batrachians which, as already stated, are wholly extinct. They are known only by their fossil remains. They get their name from the labyrinthine arrangement of the cement and dentine of the teeth, as seen in Fig. 285—a kind
. Elements of zoölogy : a textbook. Zoology. 244 VERTEBRATA: BATRACHIA OR BATRACHIAXS. FIG. Blind-worm, Ccecilia. in length, and are found in the marshes of the tropical regions. Contrary to what is true of batrachians gener- ally, these animals develop dermal scales. SUB-SECTION V. THE ORDER OF LABYRINTHODONTA OR LABTRINTHODONTS. THE Labyrinthodonta are scale-covered batrachians which, as already stated, are wholly extinct. They are known only by their fossil remains. They get their name from the labyrinthine arrangement of the cement and dentine of the teeth, as seen in Fig. 285—a kind of struc- ture which is found in the teeth of Ganoid fishes. These batrachians were more or less frog-like in their general Please note that these images are extracted from scanned page images that may have been digitally enhanced for readability - coloration and appearance of these illustrations may not perfectly resemble the original Tenney, Sanborn, 1827-1877. New York : Scribner
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