Vorlage:Hamm, 2019
Aus WORLDFISH WIKI
- Hamm, S.A. 2019. First associated tooth set of Ptychodus anonymus (Elasmobranchii: Ptychodontidae) in North America from the Jetmore Chalk in Kansas. Transactions of the Kansas Academy of Science, 122 (1–2): 1–18. (doi)
