3" Mammites Nodosoides Ammonite Fossil Shell Upper Cretaceous Age Morocco Tethydraco Trilobites first appeared about 521

Trilobites first appeared about 521 million years ago during the Early Cambrian period

It is from these limitations that we know the skin was scaly and leathery

This slab was once part of an ancient seafloor that was uplifted and incorporated into mountains about 80 million years ago

These small predators would have been a particular threat to the smaller individuals of Hypacrosaurus

3" Mammites Nodosoides Ammonite Fossil Shell Upper Cretaceous Age Morocco Tethydraco Trilobites first appeared about 521Location: Jbel Toubkal, Atlas Mountains, Morocco Weight: 7. 2 Ounces Dimension: 3 Inches Long, 2. 4 Inches Wide, 1. 3 Inches Thick This is a real fossil Upper Cretaceous, 80 Million Years Old The items pictured are the ones you will receive. Mammites Nodosoides Ammonite Mammites nodosoides exemplifies the sophisticated morphology of Late Cretaceous ammonoids, a cephalopod lineage that dominated marine environments for approximately 140 million years