LITERATURE CITED
- Pough , F. H. , Janis , C. M. and Heiser , J. B. 2009 . Vertebrate Life , 688 New York : Benjamin Cummings .
- Watson , D. M. S. 1914 . Eunotosaurus africanus Seeley, and the ancestry of Chelonia . Proceedings of the Zoological Society of London , 1914 : 1011 – 1020 .