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

An ammonite fossil with a carved snake's head Zoë Hughes ... defensive spines or shell-strengthening ornamentation. We know this specimen of Kosmoceras phaeinum is a male from the long prongs, known ...

Look at the ammonite under the microscope ... like animal (see the complete specimen). This particular chamber is filled entirely with the fecal pellets of some tiny marine worm that probably left no ...

This specimen of Maorites densicostatus was found in Antarctica ... Hildoceras bifrons with a carved snake's head Before science had an answer, ammonite fossils were a bit of a mystery. Because they ...

One of the most impactful stories in evolution is getting a rewrite, thanks to the exciting discovery of the earliest known ...

The fossil belonged to an extinct group of marine mollusks known as ammonites, close relatives of modern-day squids and octopuses. But this specimen stood out. It shimmered with the vibrant colors ...

Based on the fossil record, ammonites came in a wide range of sizes and shapes, from smaller than an inch to as large as nine feet wide. Some ammonites had long, straight shells, while others had ...

Paleontologists have discovered that a three-eyed sea moth predator lived on Earth half a billion years ago with evidence ...

Jewelry makers have been showcasing the marine mollusk, and vintage sellers say they can’t keep them in stock.

Koichi Fukuoka’s career as a copperplate engraver took an unexpected turn after he encountered fossils of ammonites, a spiral-shelled creature that lived in the age of the dinosaurs. The artist ...