Ammonites: The Spirals of Time
Ammonites are perhaps the most iconic fossils associated with the ancient seas. These creatures, distant relatives of today’s squids and octopuses, lived in the world’s oceans for nearly 350 million years, from the Devonian period about 400 million years ago until the end of the Cretaceous period about 66 million years ago. Ammonites were cephalopods, …