S134 - Exceedingly Rare Oldest Thyreophoran Dinosaur Tooth (Likely cf Spicomellus or Adratiklit) - El Mers Fm Pliomera fisheri it is a jewel worthy

it is a jewel worthy of the most exquisite collectors

Al2O3 = 7

Calymene granulosa

Geochemistry: (C

S134 - Exceedingly Rare Oldest Thyreophoran Dinosaur Tooth (Likely cf Spicomellus or Adratiklit) - El Mers Fm Pliomera fisheri it is a jewel worthyAt least three distinct species of basal Thyreophorans have already been described in the Jurassic outcrops of the El Mers Formation in Morocco, including the famous spiny Spicomellus afer (Akylosaurid) and Adratiklit bouarfa (Stegosaurid). These are the oldest known Akylosaurids and Stegosaurids in the world. Here we present a small tooth belonging to one of them, still preserved in its natural matrix. It is difficult to assign it to one taxon or