What sharks lived in the Cretaceous period?

“Lamniform sharks, the main marine predators during the Cretaceous” Dr Siversson is specialised in lamniform sharks, an order of sharks that includes some of the most familiar modern species such as the great white shark, mako sharks, the megamouth shark and the grey nurse shark.

What shark did the megalodon evolve from?

Otodus obliquus
‘ The oldest definitive ancestor of megalodon is a 55-million-year-old shark known as Otodus obliquus, which grew to around 10 metres in length.

What is a prehistoric megalodon?

Megalodon (Otodus megalodon), meaning “big tooth”, is an extinct species of mackerel shark that lived approximately 23 to 3.6 million years ago (Mya), during the Early Miocene to the Pliocene. …

What prehistoric shark was bigger than megalodon?

Its name was Livyatan, and it was a ferocious competitor to megalodon. Livyatan was about the same size as the massive shark, weighing an estimated 100,000 pounds and reaching up to 57 feet in length.

What was in the Cretaceous period?

Cretaceous
Late Cretaceous/Period

Did the Megalodon live in the Jurassic period?

Megalodon is an extinct genus of bivalve molluscs that reportedly lived from the Devonian to the Jurassic period.

What time period was the megalodon in?

Fossils attributed to megalodon have been found dating from the early Miocene Epoch (which began 23.03 million years ago) to the end of the Pliocene Epoch (2.58 million years ago).

Did the megalodon evolve into the great white?

Scientists have long believed that the prehistoric megalodon shark evolved into today’s scariest sea predator, the great white. However, a new study comparing teeth suggests that the great white is more closely related to the smaller, but equally vicious mako shark.

What period did the megalodon live in?

Are sharks prehistoric animals?

Prehistoric waters held all kinds of fascinating creatures, including ancient sharks. These sharks typically lived for millions of years, but changes in habitat, lack of prey, and other evolutionary factors made it impossible for them to stick around until today.

How big is a Helicoprion?

Based on the proportional size of caseodontoid tooth whorls, this may indicate that Helicoprion individuals could reach 5 to 8 meters (16.4 to 26.2 feet) in length, rivaling the size of modern basking sharks.

Is the Livyatan Melvillei extinct?

Livyatan is an extinct genus of macroraptorial sperm whale containing one known species: L. melvillei.