20313 - Cut & Polished 2.53 Inch Cleoniceras sp Lower Cretaceous Ammonite Madagascar - Agatized Weltonia They were obligate encrusters and

They were obligate encrusters and attached themselves to inorganic or biologic hard substrates (frequently hardgrounds or brachiopods)

Enchodus subaequilateralis

Environments: marine

• Eocene of Spain (1 collection)

20313 - Cut & Polished 2.53 Inch Cleoniceras sp Lower Cretaceous Ammonite Madagascar - Agatized Weltonia They were obligate encrusters andCleoniceras 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