Cynodontia is a group of Vertebrata. There are 5978 species of Cynodontia, in 1700 genera and 557 families. This group has been around since the Capitanian Age. Cynodontia includes groups like Mammalia.
Definition: Component found in mineralized skeletal tissue, (a specialized form of biogenic tissue in which the extracellular matrix is mineralized, and which functions in mechanical and structural support.)