>

rudistes

/'ru:dɪsts/

📖 中文释义

  1. [医]厚壳蛤类
📘 English Definition（英文释义）
  1. n. pl. An extinct order or suborder of bivalve mollusks
  2. characteristic of the Cretaceous period; -- called also Rudista. See
  3. Illust. under Hippurite.
R 字母词表