Mya radiata Gmelin, 1791
Martini & Chemnitz, 1782, Conchyl. Cab. 6: 23, pl. 2, fig. 7 [as ‘Mya pictorum tenuis’].
Gmelin, 1791, Syst. Nat. 1(6): 3220, sp. 9. [in part]

Mya radiata — Gmelin (1791), Schreibers (1793), Dillwyn (1817), Wood (1825)
Unio radiata — Lamarck (1819), Deshayes (1832), Jay (1835)
Unio radiatus — Barnes (1823), Wood (1828), Menke (1828), Lea (1829), ..., Lapham (1860), Reeve (1865), B.H. Wright (1888), Henderson (1935)
Margarita (Unio) radiata — Lea (1836)
Mysca radiata — Schlüter (1838)
Margarita (Unio) radiatus — Lea (1838)
Aeglia radiatus — Swainson (1840)
Lampsilis radiata — Stimpson (1851), Agassiz (1852), Perkins (1869), Ortmann (1909), ..., FMCS (2021), Stodola et al. (2021), Graf & Cummings (2021), Hopper et al. (2023)
Margaron (Unio) radiatus — Lea (1852), Lea (1870)
Unio (Lampsilis) virginianus — Mörch (1853)
Unio (Hyridella) radiatus — Adams & Adams (1857)
Lampsilis (sec. Eurynia) radiatus — Simpson (1900)
Lampsilis (Eurynia) radiata — Simpson (1914)
Lampsilis (Ligumia) radiata — Frierson (1927)
Ligumia radiata radiata — Haas (1969)
Lampsilis (s.s.) radiata radiata — R.I. Johnson (1970)
Lampsilis radiata radiata — Clarke (1973), Burch (1975), R.I. Johnson (1980), Mackie et al. (1980), Turgeon et al. (1988), Williams et al. (1993), Turgeon et al. (1998), Bogan (2002), Kneeland & Rhymer (2007), ITIS (2012)

Unio luteola Lamarck, 1819
Lamarck, 1819, Hist. Natur. Anim. sans Vert. 6: 79, sp. 40.

Unio luteola — Lamarck (1819), Jay (1835)
Unio cariosus — Lea (1829), Ferussac (1835), Conrad (1836)
Unio siliquoideus — Lea (1834)
Margarita (Unio) luteola — Lea (1836)
Mysca luteola — Schlüter (1838)
Margarita (Unio) luteolus — Lea (1838)
Unio luteolus — De Kay (1843), Hanley (1843), Conrad (1853), Lapham (1860), Sowerby (1867), Sowerby (1868), B.H. Wright (1888), Singley (1893), Call (1895)
Margaron (Unio) luteolus — Lea (1852), Lea (1870)
Unio (Hyridella) luteola — Adams & Adams (1857)
Lampsilis (sec. Eurynia) luteolus — Simpson (1900)
Unio (s.s.) luteolus — Call (1900)
Lampsilis luteola — Ortmann (1909), Ortmann (1909), Ortmann (1909), Ortmann (1910), Ortmann (1912), Utterback (1916), Ortmann (1918), Ortmann (1918), Morrison (1969)
Lampsilis (Eurynia) luteola — Simpson (1914)
Lampsilis luteolus — Vanatta (1915)
Lampsilis siliquoidea — Ortmann & Walker (1922), F.C. Baker (1928), Vidrine (1993), IUCN (2012), Krebs et al. (2013)
Lampsilis (s.s.) cariosa — Frierson (1927)
Lampsilis (Ligumia) fasciata — Frierson (1927)
Lampsilis radiata siliquoidea — Murray & Leonard (1962), Mathiak (1979), R.I. Johnson (1980)
Lampsilis radiata radiata — R.I. Johnson (1969), Clarke (1973), Burch (1975)
Lampsilis (s.s.) radiata radiata — R.I. Johnson (1970)
Lampsilis radiata luteola — Oesch (1984), Krebs et al. (2003), Krebs (2004), Watters et al. (2009)
Lampsilis radiata — Strayer & Jirka (1997)
Lampsilis radiate luteola — Kongim et al. (2015)

Unio conspicuus Lea, 1872
Lea, 1872, Proc. Acad. Nat. Sci. 24: 156.
Lea, 1874, Jour. Acad. Nat. Sci. 8 [O. 13]: 34 [38], pl. 11, fig. 31.
Type(s): FIGURED SYNTYPE USNM_85056, Yadkin R., near Salisbury, Rowan Co., N. Carolina.

Unio conspicuus — Lea (1872), B.H. Wright (1888)
Lampsilis (sec. Eurynia) radiatus var. conspicuus — Simpson (1900)
Lampsilis (Eurynia) radiata var. conspicua — Simpson (1914)
Lampsilis (Ligumia) radiata-tenebrosa — Frierson (1927)
Ligumia radiata tenebrosa — Haas (1969)
Lampsilis (s.s.) radiata radiata — R.I. Johnson (1970)
Lampsilis radiata radiata — Burch (1975)
Lampsilis radiata conspicua — Turgeon et al. (1988), Williams et al. (1993), Turgeon et al. (1998), Bogan (2002), ITIS (2012)
Lampsilis radiata — Williams et al. (2017)

Lampsilis (s.s.) fullerkati R.I. Johnson, 1984
Kat, 1983, J. Moll. Studies 49: 133, fig. 1B [as ‘Lampsilis sp.’].
R.I. Johnson, 1984, Occ. Pap. Moll. 4(63): 307, pl. 42, figs. 1-3.
Type(s): HOLOTYPE MCZ_294576, West shore of Lake Waccamaw, Waccamaw, Columbia Co., North Carolina.

Lampsilis (s.s.) fullerkati — R.I. Johnson (1984)
Lampsilis sp. — Kat (1983)
Lampsilis fullerkati — Turgeon et al. (1988), Williams et al. (1993), IUCN (1996), Turgeon et al. (1998), Bogan (2002), Graf & Cummings (2007), Cummings & Graf (2010), Bogan (2010), Haag (2012), ITIS (2012)
Lampsilis radiata — Williams et al. (2017), Porto-Hannes et al. (2021), Graf & Cummings (2021)

Unio tenebrosus Conrad, 1834
Conrad, 1834, New Fresh-Water Shells: 42, pl. 7, fig. 1.
Conrad, 1853, Proc. Acad. Nat. Sci. 6: 258.

Unio tenebrosus — Conrad (1834), Ferussac (1835), B.H. Wright (1888)
Margarita (Unio) tenerus — Lea (1836), Lea (1838)
Unio tenerus — Hanley (1843), Conrad (1853)
Margaron (Unio) tenerus — Lea (1852), Lea (1870)
Lampsilis (sec. Eurynia) radiatus — Simpson (1900)
Lampsilis (Eurynia) radiata — Simpson (1914)
Lampsilis (Ligumia) radiata-tenebrosa — Frierson (1927)
Ligumia radiata tenebrosa — Haas (1969)
Lampsilis (s.s.) radiata radiata — R.I. Johnson (1970)
Lampsilis radiata radiata — Burch (1975)

Unio borealis Gray, 1882
Gray, 1882, Trans. Ottawa Field Nat. Club 1(3): 53, pl.
Type(s): LECTOTYPE MCZ_51470, Ottawa River, Duck Island, Ontario, Canada.

Unio borealis — Gray (1882), B.H. Wright (1888)
Lampsilis (sec. Eurynia) borealis — Simpson (1900)
Lampsilis (Eurynia) borealis — Simpson (1914)
Lampsilis (Ligumia) borealis — Frierson (1927)
Lampsilis borealis — F.C. Baker (1928)
Ligumia borealis — Haas (1969)
Lampsilis radiata siliquoidea — Burch (1975)
Lampsilis radiata — Strayer & Jirka (1997)

Mya anatina Gronovius, 1781
Gronovius, 1781, Zoophylacium Gronovianum: .

Mya anatina — Gronovius (1781)
Unio (Lampsilis) virginianus — Mörch (1853)

Mya pictorum tenuis Martini & Chemnitz, 1782
Martini & Chemnitz, 1782, Conchyl. Cab. 6: 23, pl. 2, fig. 7. [pre-linnaean]

Mya pictorum tenuis — Martini & Chemnitz (1782)
Mya radiata — Dillwyn (1817)
Margarita (Unio) radiata — Lea (1836)
Margarita (Unio) radiatus — Lea (1838)
Margaron (Unio) radiatus — Lea (1852), Lea (1870)
Unio radiatus — Conrad (1853)

Unio lineata Bory de St. Vincent, 1827
Bruguière, 1797, Encycl. Méth. 2: pl. 248, fig. 5 [as Unio sp.].
‘Val.’ Bory de St. Vincent, 1827, Encycl. Méth. 2: 151.

Unio lineata — Bory de St. Vincent (1827)
Lampsilis (sec. Eurynia) radiatus — Simpson (1900)
Lampsilis (Eurynia) radiata — Simpson (1914)
Lampsilis (Ligumia) radiata — Frierson (1927)
Ligumia radiata radiata — Haas (1969)
Lampsilis (s.s.) radiata radiata — R.I. Johnson (1970)
Lampsilis radiata radiata — Burch (1975)

Unio oblongatus Wood, 1828
Wood, 1828, Suppl. Index Testac.: 2 [as ‘Mya oblongata’].
Wood, 1828, Suppl. Index Testac.: 57, pl. 1, sp. 2.
Wood in Hanley, 1856, Index Testac.: 199, pl. 1, fig. 2.

Unio oblongatus — Wood (1828)
Unio radiatus — Ferussac (1835), Conrad (1836), Hanley (1843), Küster (1848), Conrad (1853), Reeve (1865)
Margarita (Unio) radiata — Lea (1836)
Margarita (Unio) radiatus — Lea (1838)
Margaron (Unio) radiatus — Lea (1852), Lea (1870)
Unio (Lampsilis) virginianus — Mörch (1853)
Lampsilis (sec. Eurynia) radiatus — Simpson (1900)
Lampsilis (Eurynia) radiata — Simpson (1914)
Lampsilis (Ligumia) radiata — Frierson (1927)
Ligumia radiata radiata — Haas (1969)
Lampsilis (s.s.) radiata radiata — R.I. Johnson (1970)
Lampsilis radiata radiata — Burch (1975)

Unio melinus Conrad, 1838
Conrad, 1838, Monogr. Fam. Unionidae 2(11): 101, pl. 56, fig. 1.

Unio melinus — Conrad (1838), Sowerby (1868)
Margaron (Unio) luteolus — Lea (1852), Lea (1870)
Lampsilis (sec. Eurynia) radiatus — Simpson (1900)
Lampsilis (Eurynia) radiata — Simpson (1914)
Lampsilis (Ligumia) radiata-mellina — Frierson (1927)
Ligumia radiata radiata — Haas (1969)
Lampsilis (s.s.) radiata radiata — R.I. Johnson (1970)
Lampsilis radiata radiata — Burch (1975)

Unio elongata Goodrich, 1859
Goodrich, 1859, Ill. Nat. Hist. 2: 523, text fig.
(homonym of Unio elongata Lamarck, 1819)

Unio elongata — Goodrich (1859)
Lampsilis (sec. Eurynia) radiatus — Simpson (1900)
Lampsilis (Eurynia) radiata — Simpson (1914)
Lampsilis (Ligumia) radiata — Frierson (1927)
Lampsilis (s.s.) radiata radiata — R.I. Johnson (1970)
Lampsilis radiata radiata — Burch (1975)

Mya elongata Reeve, 1865
‘Wood’ Reeve, 1865, Conch. Icon. 16: pl. 137, sp. 139.
(error for Unio oblongatus Wood, 1828)

Mya elongata — Reeve (1865)

Unio obliquiradiatus Reeve, 1865
Reeve, 1865, Conch. Icon. 16: pl. 29, sp. 151.

Unio obliquiradiatus — Reeve (1865)
Margaron (Unio) radiatus — Lea (1870)
Lampsilis (sec. Eurynia) radiatus — Simpson (1900)
Lampsilis (Eurynia) radiata — Simpson (1914)
Lampsilis (Ligumia) radiata — Frierson (1927)
Ligumia radiata radiata — Haas (1969)
Lampsilis (s.s.) radiata radiata — R.I. Johnson (1970)
Lampsilis radiata radiata — Burch (1975)

Unio virginana Reeve, 1865
‘Lamarck’ of Authors.
Reeve, 1865, Conch. Icon. 16: pl. 27, sp. 139.
Simpson, 1900, Proc. U.S. Nat. Mus. 22: 536.
(misidentified reference to Unio virginiana Lamarck, 1819)

Unio virginana — Reeve (1865)
Lampsilis (s.s.) radiata radiata — R.I. Johnson (1970)

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

Unio radiatoides — Lea (1868)
Unio radiatus — Henderson (1935)

Unio mellinus Paetel, 1890
‘Conrad’ of Authors.
Paetel, 1890, Cat. Conch.-Samml. 3: 159.
Frierson, 1927, Check List N. Amer. Naiades: 72, sp. 316a.
(error for Unio melinus Conrad, 1838)

Unio mellinus — Paetel (1890)
Lampsilis (sec. Eurynia) radiatus — Simpson (1900)
Lampsilis (Eurynia) radiata — Simpson (1914)

Unio muhlfeldianus var. plurimaffinis de Gregorio, 1914
de Gregorio, 1914, Il Nat. Siciliano 2: 39, pl. 3, figs. 2a-d.
(intro'd as intra-sp. of Unio muhlfeldianus Lea, 1838)

Unio muhlfeldianus var. plurimaffinis — de Gregorio (1914)
Ligumia radiata radiata — Haas (1969)

Lampsilis radiata oneidensis F.C. Baker, 1916
F.C. Baker, 1916, Nautilus 30: 74, pl. 2, figs. 1-4.
F.C. Baker, 1918, Techn. Pub. Syracuse Univ., New York (9): 247, text fig.
(intro'd as intra-sp. of Mya radiata Gmelin, 1791)
Type(s): SYNTYPES ANSP_114854, Lower South Bay, Oneida Lake, N.Y.

Lampsilis radiata oneidensis — F.C. Baker (1916)
Lampsilis (Ligumia) radiata-oneidensis — Frierson (1927)
Ligumia radiata radiata — Haas (1969)
Lampsilis (s.s.) radiata radiata — R.I. Johnson (1970)
Lampsilis radiata radiata — Burch (1975)
Lampsilis radiata — Strayer & Jirka (1997)

Unio virginea Frierson, 1927
‘Lamarck’ Frierson, 1927, Check List N. Amer. Naiades: 72.
(error for Unio virginana Reeve, 1865)

Unio virginea — Frierson (1927)
Lampsilis (s.s.) radiata radiata — R.I. Johnson (1970)
Lampsilis radiata radiata — Burch (1975)

Taxonomic History (since 1900)

Lampsilis (sec. Eurynia) radiatus — Simpson (1900)
Lampsilis (sec. Eurynia) luteolus — Simpson (1900)
Unio (s.s.) luteolus — Call (1900)
Lampsilis (sec. Eurynia) radiatus var. conspicuus — Simpson (1900)
Lampsilis (sec. Eurynia) borealis — Simpson (1900)
Lampsilis radiata — Ortmann (1909), Ortmann (1909), Ortmann (1910), Ortmann (1912), ..., FMCS (2021), Stodola et al. (2021), Graf & Cummings (2021), Hopper et al. (2023)
Lampsilis luteola — Ortmann (1909), Ortmann (1909), Ortmann (1909), Ortmann (1910), Ortmann (1912), Utterback (1916), Ortmann (1918), Ortmann (1918), Morrison (1969)
Lampsilis (Eurynia) radiata — Simpson (1914)
Lampsilis (Eurynia) luteola — Simpson (1914)
Lampsilis (Eurynia) radiata var. conspicua — Simpson (1914)
Lampsilis (Eurynia) borealis — Simpson (1914)
Unio muhlfeldianus var. plurimaffinis — de Gregorio (1914)
Lampsilis luteolus — Vanatta (1915)
Lampsilis radiata oneidensis — F.C. Baker (1916)
Lampsilis siliquoidea — Ortmann & Walker (1922), F.C. Baker (1928), Vidrine (1993), IUCN (2012), Krebs et al. (2013)
Lampsilis (Ligumia) radiata — Frierson (1927)
Lampsilis (s.s.) cariosa — Frierson (1927)
Lampsilis (Ligumia) fasciata — Frierson (1927)
Lampsilis (Ligumia) radiata-tenebrosa — Frierson (1927)
Lampsilis (Ligumia) radiata-mellina — Frierson (1927)
Lampsilis (Ligumia) borealis — Frierson (1927)
Lampsilis (Ligumia) radiata-oneidensis — Frierson (1927)
Unio virginea — Frierson (1927)
Lampsilis borealis — F.C. Baker (1928)
Unio radiatus — Henderson (1935)
Lampsilis radiata siliquoidea — Murray & Leonard (1962), Burch (1975), Mathiak (1979), R.I. Johnson (1980)
Ligumia radiata radiata — Haas (1969)
Lampsilis radiata radiata — R.I. Johnson (1969), Clarke (1973), Burch (1975), R.I. Johnson (1980), ..., Turgeon et al. (1998), Bogan (2002), Kneeland & Rhymer (2007), ITIS (2012)
Ligumia radiata tenebrosa — Haas (1969)
Ligumia borealis — Haas (1969)
Lampsilis (s.s.) radiata radiata — R.I. Johnson (1970)
Lampsilis sp. — Kat (1983)
Lampsilis radiata luteola — Oesch (1984), Krebs et al. (2003), Krebs (2004), Watters et al. (2009)
Lampsilis (s.s.) fullerkati — R.I. Johnson (1984)
Lampsilis radiata conspicua — Turgeon et al. (1988), Williams et al. (1993), Turgeon et al. (1998), Bogan (2002), ITIS (2012)
Lampsilis fullerkati — Turgeon et al. (1988), Williams et al. (1993), IUCN (1996), Turgeon et al. (1998), Bogan (2002), Graf & Cummings (2007), Cummings & Graf (2010), Bogan (2010), Haag (2012), ITIS (2012)
Lampsilis radiate luteola — Kongim et al. (2015)