approximately 76 to 70 million years ago

durante la transición del Cretácico al Paleoceno

were relatively fragile

is a theropod that lived approximately 66 million years ago

with small incisors

Cretoxyrhina mantelli Nikola approximately 76 to 70 millionCretoxyrhina mantelli was a large lamniform shark from the Late Cretaceous (approx. 10082 million years Before Present), widely distributed in the epicontinental seas that covered large regions of what is now North America and other continental shelves. Informally known as the "ginsu shark" due to the morphology of its teethsharp, laterally compressed, and with smooth edgesthis taxon represents one of the main marine predators of its time and a