Palaeontology. The internal bone of a fossil cephalopod. Obsolete.
| 单词 | θ33238 |
| 释义 | the world > animals > invertebrates > subkingdom Metazoa > grade Triploblastica or Coelomata > class Cephalopoda > [noun] > member of > parts of > cuttlebone (1) osselet1848 Palaeontology. The internal bone of a fossil cephalopod. Obsolete. |
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