06112 - Beautiful Pyritized 0.90 Inch Phylloceras Lower Cretaceous Ammonites Concavotectum of which fossils have been

of which fossils have been found in the Kem Kem layers

perfectly adapted to the marine ecosystems of the Cretaceous

• Silurian of Canada ( Northwest Territories

They even have a groove like a claw but the other end does not have a joint where a toe phalanx bone would fit

and rarely we can see a claw like the one we are displaying here

06112 - Beautiful Pyritized 0.90 Inch Phylloceras Lower Cretaceous Ammonites Concavotectum of which fossils have beenSpecimen of extreme quality. His suture lines are wonderfully well detailed. It is naturally pyritized. It has undergone a taphonomic process of permineralization in Iron Sulfide (Pyrite). Permineralization is a process of fossilization in which mineral deposits form internal casts of organisms.