Cite
MLA Citation
Manuel Amadori et al.. “First associated tooth set of a high-cusped Ptychodus (Chondrichthyes, Elasmobranchii) from the Upper Cretaceous of northeastern Italy, and resurrection of Ptychodus altior Agassiz, 1835.” Cretaceous research, vol. 93, 2019, pp. 330–345. http://access.bl.uk/ark:/81055/vdc_100073405772.0x000044