Ectocochleate cephalopod
| Ectocochleate cephalopod Temporal range:
| |
|---|---|
| Scientific classification | |
| Kingdom: | |
| Phylum: | Mollusca |
| Class: | |
The ectocochleate (externally shelled)ammonoids.[1]
References
- ^ ISBN 0-632-06048-4.
- .
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