Orthoceras Vase - Fossil Size:Small Description: Perisphinctes have distinct ribbed

Description: Perisphinctes have distinct ribbed shells and often have a chalky white exterior

Bite traces can range from punctures and pits to scores and drags which is caused when the animal drags its teeth across the bone

They come in various

they do wear over time

Diameter: 9cm

Orthoceras Vase - Fossil Size:Small Description: Perisphinctes have distinct ribbedMined 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