Bivalvia | Unionoida | Unionoidea | Unionidae | Unioninae | Alasmidontini | Strophitus species Strophitus williamsi Smith, Johnson, Pfeiffer & Gangloff, 2018: specimens 1 nominal species as synonyms.
Range: Escambia and Choctawhatchee basins in the eastern Gulf Coastal Plain, North America. There are no specimens in the MUSSELpdb for this species.
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