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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 ...
Fossil of the Early Cretaceous-Eocene shark Cretolamna †Cretolamna †Cretolamna appendiculata †Cretorectolobus †Cretorectolobus olsoni – or unidentified comparable form †Crosbysaurus – type locality for genus †Crosbysaurus harrisae – type locality for species; Cucullaea †Cucullaea capax †Cucullaea powersi; Cuspidaria ...
Acrocanthosaurus.. Archaeologist Jack. T. Hughes has found evidence that the paleo-Indians of Texas collected fossils. [20] After the establishment of paleontology as a formal science, in 1878, professor Jacob Boll made the first scientifically documented Texan fossil finds in Archer and Wichita counties while collecting fossils on behalf of Edward Drinker Cope.
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 behemoth clocked in at a whopping 6 1/6 inches in length—roughly the size of a human hand!
Once found along coasts from Texas to New York, its population declined dramatically during the last half of the last century and sightings in the U.S. shrank to Florida.
Cretalamna is a genus of extinct otodontid shark that lived from the latest Early Cretaceous to Eocene epoch (about 103 to 46 million years ago). It is considered by many to be the ancestor of the largest sharks to have ever lived, such as Otodus angustidens , Otodus chubutensis , and Otodus megalodon .
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.