Bivalvia | Unionida | Unionoidea | Unionidae | Ambleminae | Lampsilini | Ortmanniana
19 available nominal species synonyms (29 total synonyms)
Actinonaias ligamentina — Graf & Cummings (2007), Williams et al. (2008), Chapman et al. (2008), Elderkin et al. (2008), Chapman et al. (2008), ... Gasparini et al. (2020), FMCS (2021), Walters et al. (2021), Jeratthitikul et al. (2022), Hopper et al. (2023)
Sphenonaias callosa — Graf & Cummings (2007), Graf & Cummings (2021)
Actinonaias ligamentina ligamentina — Watters et al. (2009)
Actinonaias ligamentina carinata — Watters et al. (2009)
Actinonaias carinata — Jadhav & Jamkhedkar (2009), Hoeh et al. (2009)
Actinonaias carinata carinata — ITIS (2012)
Actinonaias carinata gibba — ITIS (2012)
Ortmanniana ligamentina — Pfeiffer et al. (2019), Lor et al. (2020), Graf & Cummings (2021), Stodola et al. (2021), Layer et al. (2022), FMCS (2025), Klymus et al. (2025), Campbell & Lydeard (2026)
Ortmanniana (Actinonaias) ligamentina — Porto-Hannes et al. (2021)
Widespread in the Interior and Great Lakes basins, North America. (North America: NA2)


USNM_84998
Florence, Alabama
type
Actinonaias orbis Morrison, 1942

USNM_160597
Black Rock, Arkansas
type
Lampsilis gibbus Simpson, 1900

USNM_150410
Kankakee R., Ill.
type
Lampsilis nigrescens Simpson, 1914

ANSP_20240
[no locality available - North America]
type
Obliquaria pallens Rafinesque, 1831

AMNH_30561
Ohio Canal, 12 mi below Columbus, Franklin Co., Ohio
holotype
Unio callosus Lea, 1841

ANSP_20222
Kentucky River
lectotype
Unio fasciata Rafinesque, 1820

USNM_85008
St. Peters River, Upper Mississippi
type
Unio pinguis Lea, 1857

MCZ_5551
Kishwaukee River, Winnebago Co., Illinois
cotype
Unio upsonii Marsh, 1887

BMNH_98-2-1-38
Rock River, Illinois
cotype
Unio upsonii Marsh, 1887

ANSP_126792
Ohio

MNHN_MPL_0039
rapporte de l’Ohio
UMMZ_265715. (28S: DQ191420, COI: AF156517, go to GenBank) Cannon River, Fairbault, MN.
UA_1941. (28S: MK036068, 5.8S, ITS1: MK036152, COI: MK044901, ND1: MK045051, go to GenBank) Green River, Ohio drainage (37.17, -85.89).
UAUC_241. (16S: AY655027, ND1: AY655085, go to GenBank) Kankakee River, Aroma Park, T30N R13W Sec 23, Kankakee Co. IL.
BM_19860. (ND1: HM852921, go to GenBank)
MMTC_148. (COI: GU085280, ND1: GU085334, go to GenBank)
Mp_2667_H1195. (COI: EF033263, COII: EF033283, go to GenBank)
Mp_2667_H1195g. (COI M-type: EF033300, COII M-type: EF033320, go to GenBank)
Mp_2718_Alig2. (COI: GU085281, go to GenBank)
Mp_2718_wall0608.1. (ND1: HM852941, go to GenBank)
Mp_2718_wall0608.3. (ND1: HM852938, go to GenBank)
Mp_2718_wall0608.5. (ND1: HM852937, go to GenBank)
Mp_2718_wall4. (ND1: GU085386, go to GenBank)
Mp_2718_wall5. (ND1: GU085387, go to GenBank)
Mp_2718_wall6. (ND1: GU085388, go to GenBank)
Mp_2718_wall7. (ND1: GU085389, go to GenBank)
Mp_2718_wall8. (ND1: GU085390, go to GenBank)
Mp_2718_wall9. (ND1: GU085391, go to GenBank)