This unique sawfish rostral tooth barb is approximately 90 million years old. Onchopristis, or “giant saw”, is a genus of extinct giant sawfish tha...

This unique sawfish rostral tooth barb is approximately 90 million years old. Onchopristis, or “giant saw”, is a genus of extinct giant sawfish tha...

This unique sawfish rostral tooth barb is approximately 90 million years old. Onchopristis, or “giant saw”, is a genus of extinct giant sawfish tha...

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, ...

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, ...

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, ...

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, ...

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

Spinosaurus (meaning "spine lizard") is a genus of theropod dinosaur that lived in what now is North Africa, during the upper Albian to upper Turon...

Spinosaurus (meaning "spine lizard") is a genus of theropod dinosaur that lived in what now is North Africa, during the upper Albian to upper Turon...

Spinosaurus (meaning "spine lizard") is a genus of theropod dinosaur that lived in what now is North Africa, during the upper Albian to upper Turon...

Spinosaurus (meaning "spine lizard") is a genus of theropod dinosaur that lived in what now is North Africa, during the upper Albian to upper Turon...

Spinosaurus (meaning "spine lizard") is a genus of theropod dinosaur that lived in what now is North Africa, during the upper Albian to upper Turon...

Spinosaurus (meaning "spine lizard") is a genus of theropod dinosaur that lived in what now is North Africa, during the upper Albian to upper Turon...

Megalodon was a prehistoric shark that may have been 50 feet long or more, two or three times as long as the Great White Shark! Just like modern sh...

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...

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

Genuine Woolly Mammoth Tusk in Display Box. This specimen comes in a labeled display box with color image and a brief written description. These ma...

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...

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