Ciampaglio, C.N. (2002) Disparity and the fossil record: using mass extinctions through the Phanerozoic to determine the nature of morphological constraints. Ph.D. dissertation, Duke University, 168pp 3082792
Ciampaglio, C. N., G. A. Wray, and B. H. Corliss. (2005) A toothy tale of evolution: convergence in tooth morphology among marine Mesozoic-Cenozoic sharks, reptiles, and mammals. The Sedimentary Record 3(4):4-8.