Yokoyamaceras
| Yokoyamaceras | |
|---|---|
| Fossil | |
| Scientific classification | |
| Kingdom: | Animalia |
| Phylum: | Mollusca |
| Class: | Cephalopoda |
| Subclass: | Ammonoidea |
| Genus: | Yokoyamaceras |
Yokoyamaceras is an extinct genus of cephalopod belonging to the Ammonite subclass.
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