Bivalvia | ... | Unionoidea | Unionidae | Ambleminae | Quadrulini | Quadrulina | Theliderma
1 available nominal species synonym
Theliderma sparsa — Graf & Cummings (2007), Cummings & Graf (2010), Williams et al. (2017), Lopes-Lima et al. (2019), Graf & Cummings (2021), FMCS (2021), Neemuchwala et al. (2023), Hopper et al. (2023), FMCS (2025)
Quadrula sparsa — Zhou et al. (2007), Williams et al. (2008), Bogan (2010), ITIS (2012), Szumowski et al. (2012), Haag (2012), Jones (2015), Klymus et al. (2020)
Tennessee River, USA.

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UAUC_2761. (ND1: AY158784, go to Genbank) Powell R., Hancock Co., Tennessee.
UAUC_1514. (ND1: AY158761, go to Genbank) Powell R., Lee Co., Virginia.