This well preserved tooth is 40 to 34 million years old from the Late Eocene Period. Basilosaurus was first thought to be a reptile but was later i...

This well preserved tooth is 40 to 34 million years old from the Late Eocene Period. Basilosaurus was first thought to be a reptile but was later i...

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

Natural trilobite on its original fossil matrix. The Asaphid trilobites include some of the most extreme trilobite adaptations known, and the group...

This natural sierra sandstone slice from Arizona boasts stunning natural landscape features and distinct color patterns. As a product of wind or wa...

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

Genuine Spinosaurus (Dinosaur) tooth. Spinosaurus (meaning "spine lizard") is a genus of theropod dinosaur that lived in what now is North Africa, ...

This well preserved tooth is 40 to 34 million years old from the Late Eocene Period. Basilosaurus was first thought to be a reptile but was later i...

This well preserved tooth is 40 to 34 million years old from the Late Eocene Period. Basilosaurus was first thought to be a reptile but was later i...

This well preserved tooth is 40 to 34 million years old from the Late Eocene Period. Basilosaurus was first thought to be a reptile but was later i...

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

Ptychopariida is a large, heterogeneous order of trilobite containing some of the most primitive species known. The earliest species occurred in th...

Genuine Spinosaurus (Dinosaur) tooth. Spinosaurus (meaning "spine lizard") is a genus of theropod dinosaur that lived in what now is North Africa, ...

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

Trilobites, an early arthropod relative of spiders, horseshoe crabs, and scorpions, preserved in this level of detail only occurred as a result of ...

Ptychopariida is a large, heterogeneous order of trilobite containing some of the most primitive species known. The earliest species occurred in th...

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

From Tegana Formation, North Africa Cretaceous Age 65 million years Carcharodontosaurus is one of the longest and heaviest known carnivorous dinosa...

Genuine Spinosaurus (Dinosaur) tooth. Spinosaurus (meaning "spine lizard") is a genus of theropod dinosaur that lived in what now is North Africa, ...

Genuine Spinosaurus (Dinosaur) tooth. Spinosaurus (meaning "spine lizard") is a genus of theropod dinosaur that lived in what now is North Africa, ...

This well preserved tooth is 40 to 34 million years old from the Late Eocene Period. Basilosaurus was first thought to be a reptile but was later i...

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...