These are Spinosaurus Dinosaur teeth, sold by the tooth; These are from our old collection of Genuine Fossilized DINOSAUR TEETH ; Average 1 1/2" long, large sizes ; Quantity one specified buys one tooth, 3 buys 3 dinosaur teeth, etc. ; Brown Exterior with White Denture Interior in Very good condition ; mostly complete shapes ; Hard to believe they are ~95 million years old.; We are fortunate to have had one of the largest collections of these teeth in the world for our Amazon customers, but they are almost all gone forever; These solid teeth comes from North Africa (Morocco). They are from the Cretaceous period (65-136 million years ago). Great for office, home, or collectors and have been authenticated. The type of dinosaur is the Spinosaurus (spiny lizard) - the largest carnivore. found of the cretaceous age. Called "spiny lizard" because it had a series of spines up to 6 feet long coming out if its back vertebrae. Its arms were smaller than its legs so it mostly walked on two legs. This predator was 40-50 feet long, weighing over 4 tons. It had a large head and straight teeth in a powerful lower jaw. Some have been restored with glue;