In Depth
Patranomodon is one of the earliest known anomodonts, and is so primitive, it still had teeth. Later anomodonts such as dinocephalians would eventually lose all they teeth (except for some genera which retained a pair of large tusks) and develop horned beaks for cropping vegetation.
Further Reading
- A new anomodont therapsid from South Africa and its bearing on the ancestry of Dicynodontia. - South African Journal of Science 86:43-45. - B. S. Rubidge & J. A. Hopson - 1990.