acrodont | (noun) an animal having teeth consolidated with the summit of the alveolar ridge without sockets | - |
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conodont | (noun) small (2 inches long) extinct eellike fish with a finned tail and a notochord and having cone-shaped teeth containing cellular bone; late Cambrian to late Triassic; possible predecessor of the cyclostomes | - |
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(noun) the tiny fossil cone-shaped tooth of a primitive vertebrate of order Conodonta | - |
cynodont | (noun) small carnivorous reptiles | - |
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cyprinodont | (noun) any member of the family Cyprinodontidae | - |
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dicynodont | (noun) a kind of therapsid | - |
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labyrinthodont | (noun) an amphibian of the superorder Labyrinthodontia | - |
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mastodont | (noun) extinct elephant-like mammal that flourished worldwide from Miocene through Pleistocene times; differ from mammoths in the form of the molar teeth | Synonyms: mastodon |
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plethodont | (noun) mostly terrestrial salamanders that breathe through their thin moist skin; lay eggs in moist places on land; rarely enter water | Synonyms: lungless salamander |
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pleurodont | (noun) an animal having teeth fused with the inner surface of the alveolar ridge without sockets | - |
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thecodont | (noun) presumably in the common ancestral line to dinosaurs and crocodiles and birds | Synonyms: thecodont reptile |
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trachodont | (noun) large duck-billed dinosaur of the Cretaceous period | Synonyms: trachodon |
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