ツタノハガイ
Meanings
1
Penepatella stellaeformis (species of limpet)
usually written using kana alone
A species of limpet with a shell resembling an ivy leaf. Typically written in katakana as ツタノハガイ.
Penepatella stellaeformis attaches to rocks in the intertidal zone.
This shellfish is called tsutanohagai, and as the name suggests, it is shaped like an ivy leaf.