noun
blood clam (Scapharca broughtonii)
Archaic term for the blood clam, now usually called 赤貝 (あかがい). Found in older texts or specialized historical contexts.
See also: 赤貝
古文書には「蚶貝」の名で赤貝が記されている。
In old documents, the blood clam is recorded under the name 蚶貝.