See text Unioninae is a subfamily of freshwater mussels in the family Unionidae.

This superfamily has a wide distribution, being found throughout Eurasia, North America (including Central America) and Africa.

[1] The following classification is based on MolluscaBase and the MUSSEL Project database:[1][2] The MUSSEL Project database and ITIS instead only divide the subfamily into five tribes, with Anodontini having three subtribes.

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