Liopleurodon, tooth Carnataurus Lake Gosiute existed for about

Lake Gosiute existed for about 6 million years

Ammonites are similar to today�s nautilus

although such teeth are known from other crocodyliform lineages

The other polymorph is the mineral calcite

Microfossils

Liopleurodon, tooth Carnataurus Lake Gosiute existed for aboutLiopleurodon (pronounced LIE oh PLOOR oh don) (meaning "smooth sided tooth") was the biggest plesiosaur, up to 39 49 feet (12 15 m). It had a long body with a large head, a short neck, powerful jaws and teeth, and four long, wide, strong flippers. The skull was 10 feet (3 m) long. Fossils were found in England, France, Germany, and eastern Europe. It lived during the late Jurassic period. Liopleurodon was not a dinosaur, but another type of extinct