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from Wiktionary, Creative Commons Attribution/Share-Alike License

  • n. The second lateral plate in the plastron of turtles.

from The Century Dictionary and Cyclopedia

  • n. The second lateral piece of the plastron of a turtle: a name given by Huxley to what others call the hyosternum. See second cut under Chelonia.


hyo- +‎ plastron (Wiktionary)


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