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IMAG History & Science Center (formerly Imaginarium Science Center) is a hands-on science and aquarium museum in Fort Myers, Florida.Exhibits include dinosaurs and fossils, Calusa culture, live native and non-native small animals, aquariums and touch tanks, and interactive displays about science and scientific topics including weather and nanotechnology. [1]
Fossil tooth of Hemipristis serra Several Hemipristis serra teeth from two different locations in the U.S., housed in a large ryker display. Sharks portal; Hemipristis serra is an extinct species of weasel shark which existed during the Miocene epoch. It was described by Louis Agassiz in 1843. [1]
Any fossils, including fossil shark teeth, are preserved in sedimentary rocks after falling from their mouth. [13] The sediment that the teeth were found in is used to help determine the age of the shark tooth due to the fossilization process. [15] Shark teeth are most commonly found between the Upper Cretaceous and Tertiary periods. [16]
Diagram illustrating the largest (grey) and most conservative (red) size estimates of the Miocene-Pliocene shark Carcharocles megalodon (sometimes Carcharodon or Otodus megalodon) with a whale shark (violet), great white shark (green), and anachronistic human (black) to scale †Otodus megalodon
However, since the sharks’ presence in the fossil record has mostly consisted of isolated teeth, scientists have been left to speculate on what the rest of this ancient predator looked like ...
The Cutler Fossil Site is a sinkhole near Biscayne Bay in Palmetto Bay, Florida, which is south of Miami. The site has yielded bones of Pleistocene animals and bones as well as artifacts of Paleo-Indians and people of the Archaic period .
The really dark shark teeth, Dunn said, are millions of years old and more commonly found. The lighter teeth, beige or pearly in color, fell out more recently.
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