Bidspirit auction | Natural History - Polished Fossil

Natural History - Polished Fossil Ammonite - Middle Cretaceous period, circa 150 million years B.P.. A superbly polished Cleoniceras sp. ammonite showing the suture patterns. 316 grams, 11.5 cm (4 1/2 in.). From Madagascar.From a Lincolnshire, UK, collection. [No Reserve]