Orthoceras Coasters - Fossil allergies the flake scaring is symmetrical

the flake scaring is symmetrical

Stone Type: Black Tourmaline

1cm  x  D: 1

X-Large                                                                                                                      Approximate Size for 1 piece: 7

The frill is the elongated bones that are part of the skull which provide protection against predators like the Tyrannosaurus

Orthoceras Coasters - Fossil allergies the flake scaring is symmetricalMined from: Morocco Era: PaleozoicGeological Age: 500mya to 200mya Description: The ancestor to the squid, Orthoceras shells range in length from a few inches to over six feet. Their middle body chamber is transversely constricted, and that would help them crawl across the ocean floor and swim. Orthoceras could float by filling chambers of their shells with air and they used jet propulsion by squirting water to move. Orthoceras is highly protective