5.7″ Fossil Ammonite (Arnioceras) Cluster – Holderness Coast, England

5.7″ Fossil Ammonite (Arnioceras) Cluster – Holderness Coast, England (Item #353867), British Ammonite Fossils for sale. FossilEra your source to quality fossil specimens.
Species: Arnioceras cf. semicostatum
Age: Lower Jurassic, Lower Lias (~200 Million Years)
Location: Mappleton, Holderness Coast, East Yorkshire, England
Formation: Semicotatum Zone
Size: Cluster: 5.7 x 4.7″, Largest ammonite: 1.4″ wide