Bidspirit auction | Natural History - Cut and

Natural History - Cut and Polished Fossil Ammonite - Middle Cretaceous Period, circa 150 million years B.P.. Cleoniceras sp. displaying the distinctive pattern of the cross-section chambers. 307 grams total, 11 cm (4 3/8 in.). From Madagascar.From a Lincolnshire, UK, collection. [2, No Reserve]