Bivalvia | Unionida | Unionoidea | Unionidae | Ambleminae | Quadrulini | Uniomerus

species Uniomerus declivis (Say, 1831): specimens

3 available nominal species synonyms (6 total synonyms)

Recent Taxonomic Opinions

Uniomerus declivis — Graf & Cummings (2007), Campbell et al. (2008), Watters et al. (2009), Bogan (2010), Cummings & Graf (2010), ... FMCS (2021), Neemuchwala et al. (2023), Hopper et al. (2023), FMCS (2025), Campbell & Lydeard (2026)
Uniomerus tetralasmus — Williams et al. (2008), IUCN (2012), Williams et al. (2014)
Uniomerus excultus — ITIS (2012)
Uniomerus declivus [sic] — Inoue et al. (2018), Burlakova et al. (2019)
U. declivis — Marshall et al. (2018)

Range

Gulf Coastal Plain from Alabama west to Texas, including the lower Mississippi. (North America: NA2 NA4)

Map of Georeferenced Specimens

MUSSELp Specimen Records

USA

GenBank Vouchers

Georeferenced GenBank Vouchers

USA

UAUC_3290. (16S: AY655081, COI: AY613846, ITS1: DQ383435, ND1: JF326450, go to GenBank) Big Sunflower River, Farrell Rd. Bridge, ~ 5 mi N of Clarksdale, Coahoma Co. MS.

JBFMC_8586_2. (16S: PQ238821, SRA: SRX13980284, go to GenBank) USA: Texas, Red River.

UF_438312. (16S: MK001792, 28S: MK001826, 5.8S: KT285703, COI: KT285659, ITS1: KT285703, go to GenBank) USA:Texas:Newton County:Sabine River; Datum (WGS84) UTM 15R 0436930; 33926622; found in woody debris on right bank of river (30.665006, -93.658356).

GenBank Vouchers Not Yet Georeferenced

JBFMC_8586-2. (SRA: SRX13980284, go to GenBank)

SAMN25282702. (SRA: SRX13980284, go to GenBank)