Bivalvia | ... | Unionoidea | Unionidae | Unioninae | Anodontini | Alasmidontina | Pseudodontoideus
5 available nominal species synonyms (8 total synonyms)
Strophitus subvexus — Graf & Cummings (2007), Williams et al. (2008), Chong et al. (2008), Bogan (2010), Cummings & Graf (2010), ITIS (2012), Haag (2012), Inoue et al. (2014), Williams et al. (2017), Inoue et al. (2018), Hauck et al. (2023)
Strophitus connasaugaensis — Williams et al. (2008)
Pseudodontoideus subvexus — Smith et al. (2018), Graf & Cummings (2021), Bieler (2021), FMCS (2021), Whelan et al. (2023), Hopper et al. (2023), Perkins et al. (2025), FMCS (2025)
From the Sabine River, Texas to the Apalachicola, Florida, USA. (North America: NA4)

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UAUC_2715. (16S: AY655077, COI: AY655021, ND1: AY655122, go to GenBank) Tombigbee River, Sucarnoochie Creek, Old Scooba Crossing, Kemper Co. MS.