noun
twospot coralfish; twoeye coralfish
A species of butterflyfish (Coradion melanopus) found in the Indo-Pacific. The name refers to the two dark spots on its dorsal fin.
ツーアイドコーラルフィッシュは背びれに二つの黒い斑点がある。
The twospot coralfish has two black spots on its dorsal fin.