Montgomery, H. & Clark, S. (2016)
Paleoecology of the Gaddis site in the Upper Cretaceous Aguja Formation, Terlingua, Texas. Palaios, 31(7), 347–357
DOI: 10.2110/palo.2015.099

Clark, S. & Violetta, G.C. & Henningsen, A.D. & Reischuck, V. & Mohan, P. & Keyon, J. (2003)
Growth in captive smalltooth sawfish, Pristis pectinata [Abstract]. American Elasmobranch Society 19th Annual Meeting, Manaus, Brazil

Clark, S. (2002)
First report of albinism in the white-spotted bamboo shark, Chiloscyllium plagiosum, with review of reported color aberrations in elasmobranch. Zoo Biology, 21(6), 519–524
DOI: 10.1002/zoo.10068