Paleontologists at Mammoth Cave National Park have unearthed an ancient shark species previously unknown to science.

Scientists have found ancient nail tooth shark fossils deep inside Mammoth Cave in Kentucky, revealing new information about ...

An ongoing Paleontological Resource Inventory discovered the new species, called Clavusodens mcginnisi, while collecting ...

A fossil of a crustacean claw exoskeleton from the Posidonia Shale in Germany. Disclaimer: AAAS and EurekAlert! are not responsible for the accuracy of news releases posted to EurekAlert!

Clavusodens mcginnisi, or McGinnis's nail-tooth, was found fossilized in Mammoth Cave, the world's longest cave system. The fossilized teeth were discovered in the Ste. Genevieve Formation, a layer of ...

The Anomalocaris, a top Cambrian predator, is another highlight. The name means "unlike other shrimp" or "anomalous shrimp", ...

Fossil evidence indicates they had sharp, beaklike jaws to snare prey such as plankton, crustaceans, and other ammonites. They were also preyed on by larger reptiles and fish. As ammonites evolved ...

It hosts fossils such as feathered dinosaurs, diverse mammals and pterosaurs as well as a few crustacean species. As a member of the Jehol Biota food web, the "Longcheng Jehol Scorpion" had ...