noun
wedge sea hare
A species of sea hare (Dolabella auricularia).
タツナミガイは暖かい海に生息する。
The wedge sea hare lives in warm seas.
Usually written in katakana; the kanji form 立浪貝 is rare.
Kanji form; rarely used.
The name タツナミガイ (立浪貝) literally means 'standing wave shell', likely from the wavy shape of the animal or its shell.