Age: Ordovician
Formation: Farr

The word Orthocone is derived from latin and literally means straight and slender. Thus, orthocones are simply the straight, slender shells of cephalopods that have survived and become fossilized. o the left, a large orthocone can be seen, insitu. The lensecap give a sense of scale. Below left is a close-up of the orthocone. Below center, an artist's rendition of cephalopods with their orthocones in a life model.

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