noun
triumphant star turban
A species of turban shell (Guildfordia triumphans). Used in biological and shell-collecting contexts.
リンボウガイは美しい殻を持つ巻貝です。
The triumphant star turban is a sea snail with a beautiful shell.
The name 輪宝貝 (りんぼうがい) literally means 'wheel-treasure shell', referring to the shell's star-like shape. The exact historical derivation is uncertain.