Search results for: '1830 w 31.5 shell river easel'
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- Hoploscaphites nebrascensis$85.00
A natural Hoploscaphites nebrascensis ammonite with excellent preservation of the shell material. The ammonite shell has some iridescence. This ammonite species exhibits big ribs with multiple rows of tubercles (nodes). This specimen is sits in an original Pierre Shale nodule with a flat base for a great display. The end is filled with calcite crystals! This ammonite is from the upper Cretaceous, Pierre Shale Fm. of So. Dakota. Authenticity guaranteed. A fantastic display piece.
SD07 Size: 1-5/8"
Note - Adding 6 So. Dakota ammonites in August 2025. --> Link to So. Dakota Ammonites
Learn More - Hoploscaphites nebrascensis$195.00
Two natural Hoploscaphites nebrascensis ammonites with excellent preservation of the shell material. The ammonites are fully exposed and their shells exhibit some natural iridescence. This ammonite species exhibits big ribs with multiple rows of tubercles (nodes). This specimen is sits in an original Pierre Shale nodule with a flat base for a great display. This ammonite is from the upper Cretaceous, Pierre Shale Fm. of So. Dakota. Authenticity guaranteed. A fantastic display piece.
SD04 Size: 1-3/4"
Note - Adding 6 So. Dakota ammonites in August 2025. --> Link to So. Dakota Ammonites
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- Cleoniceras sp.$0.00
Polished ammonite to bring out the brilliant flashes of red and green in the shell material ("opal-like sheen!").
XM317 Size: 1-1/2"
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