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Explore Ammonite Cretaceous, Fossil Cretaceous, and more!

Diana Staresinic-Deanefrom Diana Staresinic-Deane

Sunday Snapshot: Fossils at the KU Natural History Museum

Fish fossil

Eurypterid (sea scorpions) are an extinct group of arthropods related to arachnids which include the largest known arthropods that ever lived

It's an ammonite fossil - the concretion forms around the ammonite and the concretions are usually found in clay or shaley rocks.

Russian Ammonite with Rainbow Pyrite taken effect in the internal chambers during the Fossilization process. Fully Pyritiferous Fossil Ammonite. Genus: Quenstedtoceras Ammonite sp Location: Volga River Formation, Russia Geologic Age: Jurassic Period

Mummified dinosaur skin that has since fossilized. Dating to the Cretaceous, this spectacular fossil originates from the Hell Creek Formation, Southern Montana, USA. Discovered while excavating an Edmontosaurus dinosaur.

ferrebeekeeperfrom ferrebeekeeper

Giant Ammonite Fossils

Ammonite