Bivalvia | Unionida | Unionoidea | Unionidae | Ambleminae | Amblemini | Plectomerus
6 available nominal species synonyms (9 total synonyms)
Plectomerus dombeyanus — Graf & Cummings (2007), Williams et al. (2008), Chapman et al. (2008), Campbell et al. (2008), Chapman et al. (2008), ... de Moulpied et al. (2022), Hopper et al. (2023), Freeman et al. (2025), FMCS (2025), Campbell & Lydeard (2026)
Gulf Coastal Plain of eastern North America, from the Mobile Basin west to eastern Texas, and northward in the Interior Basin to Tennessee. (North America: NA2 NA4)


ANSP_128928
Lake Charles, La.
lectotype
Quadrula pentagonoides Frierson, 1902

USNM_84103
Lake St. Joseph, Mis.
figured type
Unio trapezoides Lea, 1831

USNM_533698
Lake Charles, La
UF_438973-7009. (28S: MK036107, 5.8S, ITS1: MK036190, COI: MK044939, ND1: MK045090, go to GenBank) Big Cypress Bayou, Red drainage (32.7399, -94.4417).
UAUC_52. (ND1: AY158801, go to GenBank) Black Warrior R., Hale Co., Alabama.
UAUC_2536. (16S: AY655057, COI: AY655011, ITS1: DQ383444, ND1: AY655110, go to GenBank) Coosa River, 2.7 mi downstream of Jordan Dam, Elmore Co. AL.
Mp_2667_H1885. (COI: EF033252, COII: EF033272, go to GenBank) Ouachita R. @ Highway 79B crossing, Camden, Ouachita County, Arkansas.
Mp_2667_H1885g. (COI M-type: EF033290, COII M-type: EF033310, go to GenBank) ditto.
UF_438823-018. (28S: MK036106, 5.8S, ITS1: MK036189, COI: MK044938, ND1: MK045089, go to GenBank) Sabine River, Sabine drainage (30.3598, -93.7513).
UF_438655. (SRA: SRX5278570, go to GenBank) USA, Alabama, Baldwin County, Tensaw Lake about 3 air miles WNW of Vaughn (31.04855, -87.8947).
JBFMC_12065_1. (16S: PQ238848, go to GenBank) USA: Louisiana, Calcasieu River.