Fossils - Alphabetically: A-Z

Allosaurus hand and Lower Arm: 155-150 Million Years Old /(Late-Jurassic) Morrison Formation, Montana. The first big meat-eating predator discovere...

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 ...

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

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 and septa with calcite crystals. The ammonite has been inter...

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 Carcharodontosauru...

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

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 ...

Cleoniceras is a rather involute, high-whorled hoplitid from Madagascar. Well defined on both sides with vibrant rainbow iridescent hues.  The Ammo...

Cleoniceras is a rather involute, high-whorled hoplitid from Madagascar. Well defined on both sides with vibrant rainbow iridescent hues.  The Ammo...