Ruthenoceras
| Ruthenoceras | |
|---|---|
Scientific classification 
| |
| Domain: | Eukaryota |
| Kingdom: | Animalia |
| Phylum: | incertae sedis |
| Genus: | †Ruthenoceras |
Ruthenoceras is a conical Cambrian fossil originally classified as a cephalopod, but which is too poorly preserved for a classification to be upheld.[1]
References
- ISBN 0-12-728702-7
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