noun
Arca avellana (species of ark shell)
A specific marine bivalve; the name is primarily used in biological or culinary contexts.
フネガイは潮干狩りで見つかることがある。
Arca avellana can sometimes be found during clam digging.
この貝はフネガイと呼ばれ、食用にもなる。
This shellfish is called funegai and is also edible.
Compound of 船/舟 (fune, 'boat') and 貝 (kai, 'shellfish'), referring to the shell's boat-like shape. The exact derivation is uncertain.