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The sharks were about 50 feet long, experts say.
The monstrous predator — which measured as long as a great white shark — belongs to a brand new species, according to a Dec. 12 University of Cincinnati news release.
The behemoth clocked in at a whopping 6 1/6 inches in length—roughly the size of a human hand!
Ptychodus was a large shark, previously estimated at 10 meters (33 feet) long based on extrapolation from teeth. [ 13 ] [ 14 ] The subadult specimen with the largest vertebra showed that it could reach lengths of 4.3–7.07 m (14.1–23.2 ft), so a 10 m (33 ft) length is possible, but more analysis is required for verification.
[52] [70] [71] In addition to this, they also targeted seals, sirenians, and sea turtles. [72] The shark was an opportunist and piscivorous, and it would have also gone after smaller fish and other sharks. [52] Many whale bones have been found with deep gashes most likely made by their teeth.
Prehistoric shark genera (78 P) C. Cenozoic sharks (3 C, 1 P) M. ... Pages in category "Prehistoric sharks" The following 9 pages are in this category, out of 9 total.
The pieces are now reunited, creating a single 5.5-inch-long, 5.1-inch-wide tooth that came from one of the world’s most fearsome predators — a prehistoric shark that reached nearly 60 feet in ...
Keasius is an extinct genus of basking sharks that lived during the Cenozoic. It contains four valid species, which have been found in North America , Europe , and Antarctica . [ 1 ] [ 3 ]