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from Wiktionary, Creative Commons Attribution/Share-Alike License

  • n. A primitive fin, like that of Ceratodus.

from the GNU version of the Collaborative International Dictionary of English

  • n. The primitive form of fin, like that of Ceratodus.

from The Century Dictionary and Cyclopedia

  • n. The archetypal form or primitive type of the skeleton of the limbs of vertebrates.


New Latin, from Ancient Greek. (Wiktionary)


Sorry, no example sentences found.


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