20316 - Cut & Polished 1.48 Inch Cleoniceras sp Lower Cretaceous Ammonite Madagascar - Agatized Leonaspis Rhynchonellata - Atrypida - Palaferellidae

Rhynchonellata - Atrypida - Palaferellidae

in the coasts of Poland

Beautiful specimen and rare mosasaur species

Top beautiful specimen

org/wiki/Aoufous_Formation

20316 - Cut & Polished 1.48 Inch Cleoniceras sp Lower Cretaceous Ammonite Madagascar - Agatized Leonaspis Rhynchonellata - Atrypida - PalaferellidaeCleoniceras sp, Parona and Bonarelli 1897 (ammonite) Cephalopoda Ammonitida Cleoniceratidae Cleoniceras is a rather involute, high whorled hoplitid from the Lower to basal Middle Albian of Europe, Madagascar, and Transcaspian region. The shell has a generally small umbilicus, arched to acute venter, and typically at some growth stage, falcoid ribs that spring in pairs from umbilical tubercles, usually disappearing on the outer whorls. These ammonites