A Half Century of Trituberculy, the Cope-Osborn Theory of Dental Evolution
By Gregory, William King
Pp. 169-317; 71 text-figures (mostly line-drawings but some full page black-and-white halftones). Original printed pale green wrappers, lg 8vo. Proceedings of the American Philosophical Society volume 73, number 4. A well-illustrated review of the evolution of molar tooth structure in mammals from more primitive teeth seen in reptilian and other life forms. No ownership marks.
|Publisher||The American Philosophical Society|
|Date Published Estimated||No|
|Number of Volumes|
|Condition Description||Small (one-half inch) tear repaired on the front wrapper; a bright and clean copy in near fine condition.|