Vorlage:Hoffman et al., 2016
Aus WORLDFISH WIKI
- 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