Orthoceras sp., Nautiloid shell
![](/assets/images/timthumb/timthumb.php?1&w=800&h=&src=/assets/images/object-names-overview/cephalopods.jpg)
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Description:
A portion of phragmocone from a species of Orthoceras.
- Site: OH; Ohio
- Site Number: NH95
- Kingdom: Animalia
- Phylum: Mollusca
- Class: Cephalopoda
- Order: Orthocerida
- Family: Orthoceratidae
- Genus: Orthoceras
- Formation: Pee Dee
- Collection: Invertebrate Paleontology Collection
- Object Name: Cephalopods
- Object Id: PI2223
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