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Dental Structure of the Late Cretaceous (Maastrichtian) Guitarfish (Neoselachii: Batoidea) Myledaphus pustulosus from the Hell Creek Formation of Garfield County, Montana. Transactions of the Kansas Academy of Science; 121(3–4), 279–296
DOI: 10.1660/062.121.0412
Hoffman, B.L. & Hageman, S.A. & Claycomb, G.D. (2016)
Scanning electron microscope examination of the dental enameloid of the Cretaceous durophagous shark Ptychodus supports neoselachian classification. Journal of Paleontology, 90(4), 741–762
DOI: 10.1017/jpa.2016.64
Hoffman, B.L. & Claycomb, G.D. & Hageman, S.A. (2014)
Occurrence of a ctenacanthoid shark, Heslerodus divergens, in the Farley Limestone (Upper Pennsylvanian) of Missouri [Abstract]. In Kansas Academy of Science, 146th Annual Meeting, 05 April 2014, 15th Annual Paleontology Symposium