片かた貝かい

noun

univalve

Zoological term for a mollusk with a single shell, such as a snail or limpet. Contrasts with 二枚貝 (bivalve).

• サザエは片かた貝かいの一いっ種しゅです。

  The turban shell is a type of univalve.

• 片かた貝かいと二に枚まい貝がいの違ちがいを調しらべる。

  I research the difference between univalves and bivalves.