Fossilized psuedomorph of calcite after ammonite halve to reveal the internal chambers lined with calcite crystals. The ammonite has been internall...

Fossilized psuedomorph of calcite after ammonite halve to reveal the internal chambers lined with calcite crystals. The ammonite has been internall...

Fossilized psuedomorph of calcite after ammonite halve to reveal the internal chambers lined with calcite crystals. The ammonite has been internall...

Fossilized psuedomorph of calcite after ammonite halve to reveal the internal chambers lined with calcite crystals. The ammonite has been internall...

Fossilized psuedomorph of calcite after ammonite halve to reveal the internal chambers lined with calcite crystals. The ammonite has been internall...

Fossilized psuedomorph of calcite after ammonite halve to reveal the internal chambers lined with calcite crystals. The ammonite has been internall...

Fossilized psuedomorph of calcite after ammonite halve to reveal the internal chambers lined with calcite crystals. The ammonite has been internall...

Fossilized psuedomorph of calcite after ammonite halve to reveal the internal chambers lined with calcite crystals. The ammonite has been internall...

Fossilized psuedomorph of calcite after ammonite halve to reveal the internal chambers lined with calcite crystals. The ammonite has been internall...

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 Carcharodontosaurus...

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

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

Here is Charybdis fossil crab is an exceptionally preserved prehistoric swimming crab from the Miocene to Pliocene epochs, dating roughly 5 to 23 m...

Here is Charybdis fossil crab is an exceptionally preserved prehistoric swimming crab from the Miocene to Pliocene epochs, dating roughly 5 to 23 m...

Here is Charybdis fossil crab is an exceptionally preserved prehistoric swimming crab from the Miocene to Pliocene epochs, dating roughly 5 to 23 m...

Here is Charybdis fossil crab is an exceptionally preserved prehistoric swimming crab from the Miocene to Pliocene epochs, dating roughly 5 to 23 m...

Here is Charybdis fossil crab is an exceptionally preserved prehistoric swimming crab from the Miocene to Pliocene epochs, dating roughly 5 to 23 m...

Here is Charybdis fossil crab is an exceptionally preserved prehistoric swimming crab from the Miocene to Pliocene epochs, dating roughly 5 to 23 m...

Here is Charybdis fossil crab is an exceptionally preserved prehistoric swimming crab from the Miocene to Pliocene epochs, dating roughly 5 to 23 m...

Fossilized ammonite half which reveals the internal chambers lined with calcite crystals. The ammonite has been naturally replaced by calcite with ...

Here we have a piece of polished Baltic Amber, It is some of the highest quality amber in the world. It is harder than most other ambers, which mak...

Large, natural trilobite in its original fossil matrix. The Asaphid trilobites include some of the most extreme trilobite adaptations known, and th...

  Large, natural trilobite in its original fossil matrix. The Asaphid trilobites include some of the most extreme trilobite adaptations known, and ...