Torvosaurus tanneri is one of the apex theropods found in the Morrison Formation and has the largest dentition. Teeth of this and other theropods are commonly sold through online Dealers, Auction Houses and at Fossil shows. Just because a site/dealer sells Jurassic material does not guarantee accuracy.  Variation of the teeth in the jaw also adds to the complexity.  Isolated teeth from the Morrison Formation are very difficult to diagnose and all require an understanding of additional chara