Bivalvia | Unionida | Unionoidea | Unionidae | Ambleminae | Lampsilini | Truncilla
3 available nominal species synonyms (6 total synonyms)
Truncilla donaciformis — Graf & Cummings (2007), Tiemann et al. (2007), Williams et al. (2008), Watters et al. (2009), Bogan (2010), ... FMCS (2021), Hopper et al. (2023), Saxon et al. (2023), FMCS (2025), Campbell & Lydeard (2026)
Truncilla dociformes [sic] — Hauck et al. (2023)
Widespread in the Interior and Great Lakes basins, also present in the western Gulf Coastal Plain, North America. (North America: NA2 NA4)

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UF_438243-001. (28S: MK036140, 5.8S: MK036222, COI: MK044971, ITS1: MK036222, ND1: MK045122, go to GenBank) Alabama River, Alabama drainage (31.6039, -87.5497).
UF_439324-35. (28S: MK036141, 5.8S: MK036223, COI: MK044972, ITS1: MK036223, ND1: MK045123, go to GenBank) Amite River, Lake Pontchartrain drainage (30.4267, -90.9821).
JBFMC_8028-1 (Tdon_NEC01). (COI: MZ726637, go to GenBank) Neches R., Alabama Creek WMA, Trinity Co., Texas.
JBFMC_8028-2 (Tdon_NEC02). (COI: MZ726638, go to GenBank) ditto.
JBFMC_9511-1 (TdonNec003). (COI: MZ726605, go to GenBank) Neches R., at Alabama Creek WMA, Trinity/Angelina Cos., Texas.
JBFMC_9560-1 (TdonNec005). (COI: MZ726606, go to GenBank) Neches R., behind point bar, Orange/Hardin Cos., Texas.
JBFMC_9560-2 (TdonNec006). (COI: MZ726607, go to GenBank) ditto.
JBFMC_9560-3 (TdonNec007). (COI: MZ726608, go to GenBank) ditto.
JBFMC_9560-4 (TdonNec008). (COI: MZ726609, go to GenBank) ditto.
JBFMC_9560-5 (TdonNec009). (COI: MZ726610, go to GenBank) ditto.
JBFMC_8101-1 (Tdon_NEC04). (COI: MZ726639, go to GenBank) Neches R., Village Creek at Village Creek State Park, Hardin Co., Texas.
JBFMC_8101-2 (Tdon_NEC05). (COI: MZ726640, go to GenBank) ditto.
ASUMZ_1346 (Tdon_OUA01). (COI: MZ726641, go to GenBank) Ouachita R., upstream confluence with Ecore Fabre Bayou, Ouachita Co., Arkansas.
ASUMZ_1346 (Tdon_OUA02). (COI: MZ726642, go to GenBank) ditto.
ASUMZ_1346 (Tdon_OUA03). (COI: MZ726643, go to GenBank) ditto.
ASUMZ_1346 (Tdon_OUA04). (COI: MZ726644, go to GenBank) ditto.
ASUMZ_1346 (Tdon_OUA05). (COI: MZ726645, go to GenBank) ditto.
ASUMZ_1347 (Tdon_OUA06). (COI: MZ726646, go to GenBank) Ouachita R., upstream of confluence with Ecore Fabre Bayou, Ouachita Co., Arkansas.
JBFMC_8621-1 (Tdon_RED09). (COI: MZ726634, go to GenBank) Red R., downstream of FM 197 bridge, Lamar Co., Texas.
JBFMC_8567-2 (Tdon_RED03). (COI: MZ726631, go to GenBank) Red R., downstream of Possum Ford Bend, McCurtain Co., Oklahoma.
JBFMC_8567-3 (Tdon_RED04). (COI: MZ726632, go to GenBank) ditto.
JBFMC_8567-5 (Tdon_RED06). (COI: MZ726633, go to GenBank) ditto.
JBFMC_8644-1 (Tdon_RED10). (COI: MZ726635, go to GenBank) Red R., Pine Creek at CR45500 bridge, Lamar Co., Texas.
JBFMC_8644-2 (Tdon_RED11). (COI: MZ726636, go to GenBank) ditto.
JBFMC_8564-1 (Tdon_RED01). (COI: MZ726630, go to GenBank) Red R., upstream of Salt Creek confluence, McCurtain Co., Oklahoma.
NCSM_45887 (Tdon_TEN03). (COI: MZ726647, go to GenBank) Tennessee R., Colbert/Lauderdale Cos., Alabama.
NCSM_45887 (Tdon_TEN04). (COI: MZ726648, go to GenBank) ditto.
NCSM_45887 (Tdon_TEN05). (COI: MZ726649, go to GenBank) ditto.
NCSM_45887 (Tdon_TEN06). (COI: MZ726650, go to GenBank) ditto.
NCSM_45887 (Tdon_TEN07). (COI: MZ726651, go to GenBank) ditto.
NCSM_45887 (Tdon_TEN08). (COI: MZ726652, go to GenBank) ditto.
UF_439324. (SRA: SRX7259529, go to GenBank) USA, Louisiana, Livingston Parish, Amite River (30.42666, -90.98211).
JBFMC_9511_1. (16S: PQ238839, go to GenBank) USA: Texas, Neches River.
JBFMC_8564_1. (16S: PQ238853, go to GenBank) USA: Texas, Red River.
MMTC_162. (ND1: GU085378, go to GenBank)
MMTC_163. (COI: GU085323, ND1: GU085379, go to GenBank)
SAMN13473089. (SRA: SRX7259529, go to GenBank)