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Wednesday, October 27, 2010

Belemnetella Americana (Fossils)

Group- Cephalopods.
Date- Late Cretaceous.
Size- From up to 5 in.
Location- Europe, North America.

Belemnitella Americana, Belemnitella American, I just love the way that sounds, what a cool name, lol. I also love finding the fossil. The Belemnitella is an ancient squidlike cephalopod that lived during the late cretaceous period. Resembling a bullet, the Belemnitella tappers to a point, which is know as mucron, Their bodys had tentacles for catching small prey and they used a jet propulsion to move around, they did that in a backward motion, too cool. The color can vary from a orangish-brown to a orangish-yellow, but when there in the water they tend to look bright orange.
The Belemnitella Americana shown above were found in the Navesink Formation of Big Brook Perserve in Colts Neck N.J. Every year I journey from Massachusettes to this paticular spot hoping to find fossils that once had life, and once thrived in our waters. We do know today that these cephalopods swam in massive groups along the shallow waters. Big Brook Perserve is the perfect example of how large their groups were. Certain sections of the brook show the enormous amount of Belemnitellas that were left behind, graveyards of them. Their schools dominated the area and are the most common cephalopod in the brook.
On a hot sunny day the sun shows us the wonderful treasures that are here, left behind from prehistoric times.


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