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Bivalvia | ... | Unionidae | Unioninae | Anodontini | Alasmidontina | Arcidens confragosus

Specimen USNM_745596: Images

Arcidens confragosus (Say, 1829), Mississippi River, West shore at Red Wing, Minn. [40 mi SE Saint Paul, Minn.; R14W, T113N; Goodhue Co., Minn.]