[fossilcollection]

Willemite (a zinc ore) under a black light.

[fossilcollection]

Trilobite. Cambrian, from Morocco.

[fossilcollection]

Trilobite with imprint. Cambrian. From Morocco.

[fossilcollection]

Dogtooth calcite crystals in a fossilized bivalve shell fluoresce under a black light. Phosphorescence persists after illumination ends. From Terlingua, Texas.

[fossilcollection]

Ammonite (Dactylio cera) from New Mexico.

[fossilcollection]

Various trilobites from Morocco, Cambrian.

[fossilcollection]

Unknown vertebra (left) and tooth from a Western horse (Equus occidentalis, extinct). Preserved in tar sands in Southern California.

[fossilcollection]

Fossil teeth from a Mackerel shark (top right: Otodus verticalis). From the Sahara Desert.

[fossilcollection]

Partly fossilized worm snail shell. From near Spanish Point, Sarasota, Florida.

[fossilcollection]

Fossilized Bull shark teeth. From Venice, FL.

[fossilcollection]

Fossilized eagle ray tooth (Myliobatis reduxi).

[fossilcollection]

Fossilized bird bone (note hollowness).

[fossilcollection]

Archaeocete whale vertebrae. From Oklahoma.

[fossilcollection]

Tree bark (Calamites cisti).

[fossilcollection]

Fossilized algae.

[fossilcollection]

Portion of a dinosaur egg shell

[fossilcollection]

Ammonite in sandstone. Lake Texoma, Oklahoma. Lower Cretaceous.