Cynodontia

plural noun
Cyn·o·don·tia

Definition of Cynodontia 

: a division of Triassic Therapsida comprising a number of small carnivorous reptiles often with cusps on the teeth that resemble those of mammals

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History and Etymology for Cynodontia

New Latin, from Greek kynodont-, kynodōn canine tooth + New Latin -ia

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