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Mya radiata Gmelin, 1791

Lister, 1685. Conch.: pl. 152, fig. 7.
Gmelin, 1791. Syst. Nat. 1(6): 3220, sp. 9, var. b. [in part]
(misidentified reference to Mya radiata Gmelin, 1791)

Lampsilis (sec. Eurynia) radiatus — Simpson (1900)
Lampsilis (Eurynia) radiata — Simpson (1914)

Unio cariosus Say, 1817

Lister, 1685. Conch.: pl. 152. fig. 7. [pre-linnaean]
Say, 1817. Nich. Encyc. 2: [12,] pl. 3, fig. 2.
Say, 1819. Nich. Encyc. 4: [17,] pl. 3, fig. 2.
Say, 1858. [in] Binney, Compl. Writings T. Say: 51.
Type(s): NEOTYPE MCZ_178839 (by R.I. Johnson, 1947: 148), Schuylkill River, near Philadelphia, Pennsylvania.

Lampsilis (s.s.) cariosus — Simpson (1900)
Lampsilis cariosa — Ortmann (1909), Ortmann (1909), Ortmann (1910), Ortmann (1912), F.C. Baker (1928), ... FMCS (2021), Hopper et al. (2023), Wu et al. (2023), Wu et al. (2024), FMCS (2025)
Lampsilis (s.s.) cariosa — Simpson (1914), Frierson (1927), Haas (1969), R.I. Johnson (1970)
Unio cariosus — Henderson (1935)

Lampsilis pallida Rafinesque, 1820

Rafinesque, 1819. Jour. Phys. Chim. Hist. Nat. 88: 426 [as ‘U. (Proptera) pallida’]. [nomen nudum]
Rafinesque, 1820. Ann. Gén. Sci. Phys. 5 (13): 299, footnote.
Rafinesque, 1864. [in] Binney & Tryon, reprint: 29, 44.

Lampsilis (s.s.) cariosa — Frierson (1927), Haas (1969), R.I. Johnson (1970)
Lampsilis cariosa — Burch (1975), Strayer & Jirka (1997)

Unio ovata Valenciennes, 1827

Valenciennes, 1827. Receuil Observ. Zool. 2(11-12): 226, pl. 50, figs. 1-1c.
(misidentified reference to Unio ovatus Say, 1817)

Lampsilis (s.s.) cariosus — Simpson (1900)
Lampsilis (s.s.) cariosa — Simpson (1914), Frierson (1927), R.I. Johnson (1970)

Unio oratus Conrad, 1849

Conrad, 1849. Ann. Mag. Nat. Hist. 4: 301.
Conrad, 1850. Jour. Acad. Nat. Sci. 1: 276, pl. 37, fig. 6.
Conrad, 1853. Proc. Acad. Nat. Sci. 6: 254.

Lampsilis (s.s.) cariosus — Simpson (1900)
Lampsilis (s.s.) cariosa — Simpson (1914), Frierson (1927), Haas (1969), R.I. Johnson (1970)
Lampsilis claibornensis — Clench & Turner (1956)
Lampsilis cariosa — Burch (1975)

Unio carriosoides Lea, 1868

Lea, 1868. Proc. Acad. Nat. Sci. 20: 163.

Unio cariosus — Henderson (1935)

Unio ovata Lamarck, 1819

‘Say’ Lamarck, 1819. Hist. Natur. Anim. sans Vert. 6: 75, sp. 23, var. b. [in part]
(misidentified reference to Unio ovatus Say, 1817)

Lampsilis (s.s.) cariosus — Simpson (1900)
Lampsilis (s.s.) cariosa — Simpson (1914)

Unio viridis Ferussac, 1835

‘Rafinesque’ Ferussac, 1835. Mag. Zool. 5(59-60): 27.
(misidentified reference to Unio (Elliptio) viridis Rafinesque, 1820)

Lampsilis (s.s.) cariosus — Simpson (1900)
Lampsilis (s.s.) cariosa — Simpson (1914)