| Koenenites cooperi Squaw Bay Fm. Alpena, Michigan Size: Ammonite/Goniatite is 4.5 cm at its widest. The specimen came off the matrix and was glued back on. Price: $40 US ID number: f1015 | 
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| Koenenites cooperi Squaw Bay Fm. Alpena, Michigan Size: Ammonite/Goniatite is 4.5 cm at its widest. The specimen came off the matrix and was glued back on. Price: $40 US ID number: f1015 |
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