E2- Top Rare Unidentified Theropod Dinosaur Tooth - Cretaceous Elrhaz Fm Tenere Desert Carinodens Composed largely of spherical grain-like

Composed largely of spherical grain-like silicate chondrules

This is a large round of petrified Araucaria (extinct Conifer) wood from Ambilobe

Clinopyroxene composition corresponds to augite

from the Upper Cretaceous of Belgium

Al2O3 = 7

E2- Top Rare Unidentified Theropod Dinosaur Tooth - Cretaceous Elrhaz Fm Tenere Desert Carinodens Composed largely of spherical grain-likeScientific name: Unidentified Theropod Dinosaur tooth Potential premaxillary tooth of Eocarcharia dinops, Sereno and Brusatte, 2008 Location: Gadoufaoua, Tner Desert, Niger. Geological Formation: Elrhaz Fm Age: Lower Cretaceous, Aptian Albian stage ( 113 million years) Size (long): 5,6cm = 2. 20 Inch REF.: E2 DESCRIPTION: This is a rather unusual tooth. Its elongated morphology is far from Eocarcharia although it could belong to the premaxillary zone