would have more serrations on the teeth, with the cusps more reduced or almost vestigial, being found in more recent layers in Morocco and Europe, while C. orientalis was found in intermediate or recent layers. However, soon after, in 1960 it was suggested that "C." orientalis and "C." landanensis would belong to a new genus, Palaeocarcharodon.

In 2013, it was suggested that P. landanensis could be a senior synonym of P. orientalis,