Miners Looking for Ammonite Stumble on Rare Complete Fossils of 'Ocean Predators' From 100 Million Years Ago Evidence of ...

Ammonite fossils have been found across the globe, but the gemstone variety has so far only been attributed to the Bearpaw Geological Formation in Alberta, Canada.

But ammonites weren't reptiles: they were ocean-dwelling molluscs, specifically cephalopods. An ammonite fossil with a carved snake's head Zoë Hughes, Curator of Fossil Invertebrates at the Museum, ...