Literature
- DeSmet, W. H. O. 1978. The chromosomes of 11 species of Chelonia (Reptilia). Acta Zool. Pathol. Antverp. 70: 15-34.
- Gray, J. E. 1869a. Notes on the families and genera of tortoises (Testudinata), and on the characters afforded by the study of their skulls. Proc. Zool. Soc. London 1869: 165-225.