Carcharodon vs Cosmopolitodus January '99. Their current thinking is that Glickman's genus, Cosmopolitodus , should be resurrected for the teeth currently referred to as the broad-toothed makos. This genus would include the Eocene species praecursor and the Mio-Pliocene species hastalis, xiphodon, planus and esheri . They are often characterized by the broad flat labial root face. The Illustrated upper lateral is 18mm in height.
Most paleontologists appear to regard it as a junior synonym of hastalis.
The Illustrated lower lateral tooth is 16 mm in height. . 1809 Shortfin mako Teeth are laterally compressed with crowns more robust than I. hastalis. . Illustrated lateral is 35 mm in height. See Mollet data . The second narrow-toothed species at Lee Creek is thought by some to be attributable to teeth from various positions belonging to other species. .