Bivalvia | Sphaeriida | Sphaerioidea | Sphaeriidae | Sphaeriinae | Sphaerium
2 available nominal species synonyms
Sphaerium rhomboideum — Mackie (2007), Schultheiß et al. (2008), Bogan (2010), Stunžėnas et al. (2011), ITIS (2012), Clewing et al. (2013), Vinarski & Kantor (2016), Bespalaya et al. (2017), Saito et al. (2022), Bespalaya et al. (2022)
Sphaerium (Herringtonium) rhomboideum — Fuentealba-Jara et al. (2017), Bespalaya et al. (2023)
North America, at higher latitudes. (North America: NA1 NA2 NA3 NA5)

There are no specimens for this species in the MUSSELpdb.
UMMZ_300355. (16S: DQ986372, go to GenBank) Sedge Pt., Douglas Lake Munro Twp SW1/4 Sec22 T37N, R3W, Cheboygan Co., Michigan.
UMMZ_266672. (16S: AF152038, go to GenBank)
UMMZ_266762. (18S: AY093538, 5.8S: AY093538, ITS1: AY093538, go to GenBank)