A routine fossil-hunting trip turned into a groundbreaking discovery for a pair of researchers when they stumbled upon a rare ...

“A 'Gem' Ammonite in Matrix from the Bearpaw Formation in Alberta, Canada dates to the Cretaceous some 71 million years ago and exhibits superb iridescence,” say Heritage ahead of their Nature ...

In fact, iridiscent opalized ammonites are so striking that they have their very own mineral name: ammolite. Ammolite is ...

Professor Dr. Chris Shelton and RSU student Kolby Dooling discovered a preserved ammonite fossil, which is a type of shelled cephalopod. "Just before spring break, I took one of my students ...

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 ...

Dr. Chris Shelton and student Kolby Dooling unearthed a rare, well-preserved ammonite fossil at a site in Oklahoma, and it wasn’t an ordinary fossil. This particular find shimmered with the ...

Fossils found in the northern part of Hokkaido are a new type of ammonite, the once-ubiquitous spiral-shelled creatures that went extinct with the dinosaurs 65 million years ago, researchers said.

Ammonites were shelled cephalopods that died out about 66 million years ago. Fossils of them are found all around the world, sometimes in very large concentrations. The often tightly wound shells of ...

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 ...