Psiloceras planorbis Ammonite
This Psiloceras planorbis Ammonite is a fascinating irridescent, spiral shaped shell of a fossil Ammonite siting atop a stone slab.
Ammonites were a diverse group of Cephalopods characterised by their unique spiral shaped shells, which lived until 66 million years ago.
Psiloceras is a highly important animal to our understanding of natural history, as its appearence in the fossil record defines the beginning of the Jurassic period.
Age: 180 Million Years Old, Jurassic
Location: Somerset, England