20312 - Cut & Polished 2.52 Inch Cleoniceras sp Lower Cretaceous Ammonite Madagascar - Agatized Edmontosaurus only two different pterosaur taxons

only two different pterosaur taxons have been described

The exact taxonomic classification is complex given that there are very few published studies that refer to the claw rests of the Pterosaurs in the North African Upper Cretaceous

Impressive and rare authentic example of unidentified theropod dinosaur toe foot claw

Owen and D

Link: Aoufous Formation

20312 - Cut & Polished 2.52 Inch Cleoniceras sp Lower Cretaceous Ammonite Madagascar - Agatized Edmontosaurus only two different pterosaur taxonsCleoniceras 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