Bivalvia | Unionida | Unionoidea | Unionidae | Ambleminae | Amblemini | Reginaia
1 available nominal species synonym
Obovaria rotulata — Graf & Cummings (2007), Cummings & Graf (2010), ITIS (2012)
Fusconaia rotulata — Williams et al. (2008), Bogan (2010)
Fusconaia rotulatus — Williams et al. (2011)
Reginaia rotulata — Campbell & Lydeard (2012), Campbell & Lydeard (2012), Haag (2012), Inoue et al. (2013), Williams et al. (2014), ... Inoue et al. (2020), Graf & Cummings (2021), FMCS (2021), Hopper et al. (2023), FMCS (2025)
Escambia Basin, Florida and Alabama, eastern Gulf Coastal Plain.

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UAUC_522. (16S: AF232789, COI: AF232814, ND1: AY158799, go to Genbank) Conecuh R., Escambia Co., Alabama.
UAUC_508. (16S: AF232788, COI: AF232813, go to Genbank) Conecuh River, Alabama.
UF_441101. (16S: MK001789, 28S: MK001823, 5.8S: KT285685, COI: KT285641, ITS1: KT285685, go to Genbank) USA, Florida, Escambia County, Escambia River at Mystic Springs boat launch (30.85401, -87.31089).