Search results
Results from the WOW.Com Content Network
October 17, 2022 at 11:29 AM. Screengrab from Nautilus Live's Facebook. A massive shark tooth scooped from the central Pacific Ocean floor is likely millions of years old, researchers said. The ...
Megalodon. Otodus megalodon (/ ˈmɛɡələdɒn / MEG-əl-ə-don; meaning "big tooth"), commonly known as megalodon, is an extinct species of giant mackerel shark that lived approximately 23 to 3.6 million years ago (Mya), from the Early Miocene to the Early Pliocene epochs.
A new study finds that megatooth sharks’ warm-blood adaptation and giant size may have played a role in their extinction. Scientists find new clue in what led to megalodon’s demise Skip to ...
Shark researchers are accustomed to surprises, but The Atlantic Shark Institute was taken off guard when something resembling an extinct megalodon shark appeared on sonar. Megalodons were 50 feet ...
Otodus auriculatus[1] is an extinct species of large sharks in the genus Otodus of the family Otodontidae, closely related to the sharks of the genus Otodus, and also closely related to the later species megalodon. The largest individuals were about 9.5 metres (31 ft) long. Its teeth were large, having coarse serrations on the cutting edge, and ...
Cretalamna. 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.
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.
Otodontidae is an extinct family of sharks belonging to the order Lamniformes. Its members have been described as megatoothed sharks. [1][2] They lived from the Early Cretaceous to the Pliocene, and included genera such as Otodus, including the giant megalodon. [3] Recent studies of the newly described genus Megalolamna indicate that the ...