ひざらがい・じいがせ・ヒザラガイ

膝皿貝

表記・読み：火皿貝・石鼈・爺が背・ひざらがい・じいがせ・ヒザラガイ

1. 1

   chiton (any marine mollusk of the class Polyplacophora); sea cradle

   名詞word usually written using kana alone
2. 2

   Japanese chiton (Acanthopleura japonica)

   名詞