Estonioceras is an extinct genus of tarphyceridan nautiloids from the Ordovician of Europe.
| Estonioceras Temporal range: Ordovician
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| Estonioceras, found in the uppermost layer in Stora stenbrottet at Mt. Kinnekulle, Sweden | |
Scientific classification 
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| Domain: | Eukaryota |
| Kingdom: | Animalia |
| Phylum: | Mollusca |
| Class: | Cephalopoda |
| Subclass: | Nautiloidea |
| Order: | †Tarphycerida |
| Family: | †Estonioceratidae |
| Genus: | †Estonioceras Noetling, 1883 |
| Species | |
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Estonioceras imperfectum (Quenstedt, 1845) | |
Sources edit
- Dinosaur Encyclopedia by Jayne Parsons
- Fossils (Smithsonian Handbooks) by David Ward
External links edit
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