species Toxolasma parvum (Barnes, 1823): synonymy

Unio parvus Barnes, 1823

Barnes, 1823. Amer. J. Sci. 6 (1-2): 274 [‘174’], pl. 13, fig. 18.
Type(s): TYPE LOST XXX_UNKNOWN, Fox River, Wisconsin.

Lampsilis (Carunculina) parvus — Simpson (1900)
Unio (s.s.) parvus — Call (1900)
Lampsilis parva — Ortmann (1909)
Lampsilis (Carunculina) parva — Ortmann (1909), Simpson (1914)
Carunculina parva — Ortmann (1910), Utterback (1916), Ortmann (1925), Frierson (1927), F.C. Baker (1928), ... Gordon et al. (1979), Mathiak (1979), R.I. Johnson (1980), Mackie et al. (1980), Davis & Fuller (1981)
Eurynia (Carunculina) parvus — Ortmann (1912)
Carunculina parvus — Ortmann (1915)
Carunculina parva parva — Haas (1969)
Toxolasma parvus — Oesch (1984), Turgeon et al. (1988), Cummings & Mayer (1992), Williams et al. (1993), Vidrine (1993), ... Marshall et al. (2018), Cha et al. (2018), Chen et al. (2020), Gasparini et al. (2020), Stewart et al. (2021)
Toxolasma parvum — Hoeh et al. (1995), Strayer & Jirka (1997), Lee (2006), Williams et al. (2008), Watters et al. (2009), ... Wu et al. (2024), Dai et al. (2025), Chen et al. (2025), FMCS (2025), Cummings et al. (2025)
Toxolasma parva — Haag (2012)

Unio pertennis de Gregorio, 1914

de Gregorio, 1914. Il Nat. Siciliano 2: 61, pl. 6, figs. 4a-d.

Unio pertennis — de Gregorio (1914)
Toxolasma parvum — Watters et al. (2009), MolluscaBase (2024), Cummings et al. (2025)

Carunculina parva cahni F.C. Baker, 1927

F.C. Baker, 1927. Amer. Midl. Nat. 10(7): 222.
F.C. Baker, 1928. Bull. Wisconsin Geol. Nat. Hist. Survey 70(2): 253, pl. 105, figs. 14-18.
(intro'd as intra-sp. of Unio parvus Barnes, 1823)
Type(s): HOLOTYPE (ORIG. DESIG.) INHS_82281, Neosha Mill Pond, Dodge Co., Wisconsin.

Carunculina parvus cahni — F.C. Baker (1927)
Carunculina parva cahni — F.C. Baker (1928)
Carunculina parva parva — Haas (1969)
Carunculina parva — R.I. Johnson (1972), Burch (1975), R.I. Johnson (1980)
Toxolasma parvus — Parmalee & Bogan (1998)
Toxolasma parvum — Williams et al. (2008), Watters et al. (2009), MolluscaBase (2024), Cummings et al. (2025)

Toxolasma parvum Garner et al., 2004

‘Barnes’ Garner et al., 2004. Alabama Wildlife: ??. [in part]
(reference to Unio parvus Barnes, 1823)

Toxolasma sp. — Williams et al. (2008)

Unio pertenuis Watters et al., 2009

‘de Gregorio’ Watters et al., 2009. Freshw. Mussels OH: 302.
(error for Unio pertennis de Gregorio, 1914)