二に枚まい貝がい類るい

noun

bivalves

Refers to the class Bivalvia, including clams, oysters, mussels, and scallops. Used in biological and general contexts.

• 二に枚まい貝がい類るいにはアサリやハマグリが含ふくまれる。

  Bivalves include clams such as the Japanese littleneck and the common orient clam.