labyrinthodont, n. and a. Palæont.
(læbɪˈrɪnθədɒnt)
[Formed as prec.]
A. n. = prec.
| 1849–52 Owen in Todd Cycl. Anat. IV. 867/2 A singular family of gigantic extinct Batrachians which I have called ‘Labyrinthodonts’. 1873 Dawson Earth & Man viii. 201 The crocodilian newts or labyrinthodonts of the Carboniferous. |
B. adj. Having labyrinthic teeth; spec. pertaining to the genus Labyrinthodon of fossil amphibians.
| 1867 Smyth Coal 39 Amphibian Labyrinthodont reptiles. 1876 Page Adv. Text-bk. Geol. xiv. 254 Those labyrinthodont reptiles that come boldly into force in the Permian and Triassic eras. |