Click on a species or topic to find similar references, or click on
BOTH to find references that contain both the species and topic keywords for that row.
Dalrymple, G. H. 1977. Intraspecific variation in the cranial feeding mechanism of turtles of the genus Trionyx (Reptilia, Testudines, Trionychidae). Journal of Herpetology 11:255–285.