J8 - Top Rare Unidentified Basal Sauropod Dinosaur Tooth Jurassic Tenere Desert Kettneraspis williamsi Sister taxa: Arduennella

Sister taxa: Arduennella

UNM) Two distinct pyroxene compositional trends

Korn and Klug 2002 and Sepkoski 2002

Olivine has 0

Pseudosolenoparia

J8 - Top Rare Unidentified Basal Sauropod Dinosaur Tooth Jurassic Tenere Desert Kettneraspis williamsi Sister taxa: ArduennellaScientific name: Probably Jobaria tiguidensis (Sereno et al., 1999) Basal Sauropod Location: Tner Desert, Niger. Geological Formation: Tiouraren Fm Age: Middle Jurassic ( 167 million years) Size (long): 3cm = 1. 18 Inch REF.: J8 DESCRIPTION: About the identification: The exact and accurate taxonomic identification of this type of teeth is not an easy task. On the one hand, there is the problem of knowing with certainty to which formation they belong,