21052 - Great Lehua sp Lower Ordovician Trilobite Fezouata Fm Kettneraspis Rare specimen corresponding to the

Rare specimen corresponding to the premaxillary tooth (Skull tooth) of a Tyrannosaur

-Halisaurus walkeri (Lingham-Solier

the biggest shark that has ever existed

Cyphaspis eberhardiei

Canada (Northwest Territories)

21052 - Great Lehua sp Lower Ordovician Trilobite Fezouata Fm Kettneraspis Rare specimen corresponding to theLehua sp, Barton 1920 (trilobite) Trilobita Phacopida Cheiruridae Top rare trilobite species. It comes from the Lower Ordovician of the Famous Fezouata Formation. Positive Negative specimen. The Fezouata Formation occurs in the lower part of the Lower to lower Middle Ordovician Outer Feijas Group, in the western, central and eastern Anti Atlas Mountains, southern Morocco (Destombes et al. 1985; Gutierrez Marco & Martin 2016). It comes from The