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Megalodon sharks were “the size and weight of a railroad car” and reigned over the world’s oceans “roughly 23 to 3.6 million years ago,” according to the National Museum of Natural History.
This list of the Cenozoic life of Louisiana contains the various prehistoric life-forms whose fossilized remains have been reported from within the US state of Louisiana and are between 66 million and 10,000 years of age.
Galeocerdo alabamensis is an extinct relative of the modern tiger shark. Nomenclature of this shark has been debated, and recent literature identified it more closely with the Physogaleus genus of prehistoric shark, rather than Galeocerdo. The classification of Physogaleus is known as tiger-like sharks while Galeocerdo refers to
The most famous fossil sites within Louisiana are Creola Bluff at Montgomery Landing Site in Grant Parish, Louisiana [20] and the Cane River Site, Natchitoches Parish, Louisiana. The Montgomery Landing Site was a 500 meters (1,600 ft) long and 14 meters (46 ft) high bluff that was the cutbank on the east side of the Red River .
The behemoth clocked in at a whopping 6 1/6 inches in length—roughly the size of a human hand!
A 10-foot great white shark from Canada’s coastline has resurfaced west of the Mississippi River and curious scientists aren’t exactly sure of its intentions.
Megachasma is a genus of mackerel sharks. It is usually considered to be the sole genus in the distinct family Megachasmidae, though suggestion has been made that it may belong in the family Cetorhinidae, of which the basking shark is currently the sole extant member. [1] Megachasma is known from a single living species, Megachasma pelagios. [2 ...
The sharks were about 50 feet long, experts say.