Megalodon was an prehistoric shark from the Miocene & Pliocene Periods that may have been 50 feet long or more. (There are a few scientists who...

This Mosasaur Tooth with Root features a large, high-grade fossil from a Mosasaurus beaugei. This species is the largest of six known in the Maastr...

Carcharodontosaurus (Dinosaur) tooth in a glass display box From Tegana Formation, North Africa. Cretaceous Age 65 million years Carcharodontosauru...

Carcharodontosaurus (Dinosaur) tooth in a glass display box From Tegana Formation, North Africa. Cretaceous Age 65 million years Carcharodontosauru...

Carcharodontosaurus (Dinosaur) tooth in a glass display box From Tegana Formation, North Africa. Cretaceous Age 65 million years Carcharodontosauru...

Carcharodontosaurus (Dinosaur) tooth in a glass display box From Tegana Formation, North Africa. Cretaceous Age 65 million years Carcharodontosauru...

Carcharodontosaurus (Dinosaur) tooth in a glass display box From Tegana Formation, North Africa. Cretaceous Age 65 million years Carcharodontosauru...

This huge, Museum-quality Mesosaurus tooth is genuine, completely intact with no repairs and in pristine condition. This incredible specimen includ...

This unique, Museum-quality Mesosaurus tooth is genuine, completely intact with no repairs and in pristine condition. This incredible specimen incl...

Megalodon was an prehistoric shark from the Miocene & Pliocene Periods that may have been 40 feet (12m) long or more. (There are a few scienti...

Genuine Mosasaur Dinosaur Tooth in a glass display box. This tooth is from the Cretaceous Period - 80 million years old. This specimen (roughly 2")...

Genuine Muonionalusta Meteorite fragment from Norrbotten, Sweden. This authentic specimen comes in a labeled glass display box with color image and...

Mosasaurs are an extinct group of large marine reptiles. Their first fossil remains were discovered in a limestone quarry at Maastricht on the Meus...

This authentic Carcharodontosaurus tooth represents a remarkable specimen from the Tegana Formation of North Africa, dating back approximately 65 m...

This authentic Carcharodontosaurus tooth represents a remarkable specimen from the Tegana Formation of North Africa, dating back approximately 65 m...

This authentic Carcharodontosaurus tooth represents a remarkable specimen from the Tegana Formation of North Africa, dating back approximately 65 m...

Atlantic Sea Floor, USA Cretaceous Period. Megalodon was an prehistoric shark that may have been 40 feet (12m) long or more. (There are a few scien...

Aquatic Dinosaur Tooth Specimen, Phosphate Deposits. Morocco Cretaceous Period. This specimen comes in a labeled display box with color image and a...

Genuine Triceratops tooth from the Hell Creek Formation in Montana. This specimen comes in a labeled display box with color image and a brief writt...

Mosasaurs probably evolved from an extinct group of aquatic lizards known as aigialosaurs in the Early Cretaceous Period (73-65 million years ago)....