Opalized ammonite fossils are some of the most unique and spectacular paleontological specimens. They were formed through a ...

Ammonoidea includes a more exclusive group called Ammonitida, also known as the true ammonites. These animals are known from the Jurassic Period, from about 200 million years ago. Most ammonites died ...

The ammonite fossil used in the Geology study was discovered in 1998 at the Claydon Pike pit site in Gloucestershire, England, which mostly comprises poorly cemented sands, sandstone, and limestone.

“Ammonites are some of the most common fossils found during this time period, suggesting that they were very abundant in the ecosystem,” Maxwell noted. “They would [have] undoubtedly been a ...

Ammonites had their time on Earth cut short, a new study suggests.. While previous research had suggested these shelled animals were already on the path to extinction when they were wiped out, a wider ...

Ammonites went out with a diverse bang—and not a long, slow fizzle—in the Late Cretaceous A new study used museum collections to map ammonite diversity around the globe before their total ...

‘Ammonite’ Is Historical Fan Fiction About the World’s First Great Fossil Hunter A new trailer previews the period drama featuring Kate Winslet as pioneering paleontologist Mary Anning ...