川真珠貝 (かわしんじゅがい) — Margaritifera laevis (species of freshwater pearl mussel)
川真珠貝
か わ し ん じゅ が い
Margaritifera laevis (species of freshwater pearl mussel)
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川真珠貝 (かわしんじゅがい) — Margaritifera laevis (species of freshwater pearl mussel)
