T31 - Top Rare Ornithocheirid Pterosaur Tooth - Lower Cretaceous - Elrhaz Fm Bothremydidae It comes from the Upper

It comes from the Upper Cretaceous phosphates of the Oued Zem Basin

SIZE 90 mm • 3

deep subtidal (2)

although no systematic survey has been done

well-formed chondrules (apparent diameter 310±280 µm

T31 - Top Rare Ornithocheirid Pterosaur Tooth - Lower Cretaceous - Elrhaz Fm Bothremydidae It comes from the UpperScientific name: Ornithocheirid (Probably Ornithocheirus simus, (Owen, 1861) Pterosaur Location: Gadoufaoua, Tner Desert, Niger. Geological Formation: Elrhaz Fm Age: Lower Cretaceous, Aptian Albian stage ( 113 million years) Size (long): 4. 2 cm = 1. 65 Inch REF.: T31 DESCRIPTION: Ornithocheirus simus, is only known from fragmentary jaw tips. It bore a distinctive convex "keeled" crest on its snout similar to its relatives. Ornithocheirus had