anaptychus

名词 n.
中文释义

英文释义

名词 n.
  1. One of a pair of shelly plates found in some cephalopods, such as the ammonites. They are now considered to have been parts of the jaw.

词形变化

anaptychi plural

词源

From New Latin anaptychus, from Ancient Greek ἀνάπτυχος (anáptukhos, “unfolding”), from ἀναπτύσσω (anaptússō, “to unfold”).
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