In theory, the ancient shark could have grown up to a staggering 22 feet in length, according to researchers.
Everhart subsequently contacted Kenshu Shimada—a professor of paleobiology at DePaul University in Chicago and research associate at the Sternberg Museum in Kansas—and this eventually led to larger-scale excavations.
In total, the team discovered 134 teeth, 61 vertebrae, 23 scales and several fragments of calcified cartilage. While incomplete, these remains represent the best specimen of the genus Cretodus found in North America, the authors of the study say. One of over 100 associated teeth of the newly described, 91-million-year-old fossil shark from Kansas, Cretodus houghtonorum.The newly identified species was named in honor of Keith and Deborah Houghton, who owned the land where the remains were found and subsequently donated them to scientists.belongs to an order of sharks known as Lamniformes, which includes great white sharks, sand tiger sharks, and many other well-known species.
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