MUSSELpdb

Taxonomy

all genera

Summary

Species & Genus Richness of
freshwater mussels
by Taxonomy

Species & Genus Richness of
freshwater bivalves
by Family

Geography

Species Richness & Endemism of
freshwater mussels
by Geography

Data last updated
Mon 2 March 2026

nominal species Unio catillus Conrad, 1836

Unio catillus Conrad, 1836 = Pleurobema sintoxia

Conrad, 1836. Monogr. Fam. Unionidae 1(3): 30, pl. 13, fig. 2.
Conrad, 1853. Proc. Acad. Nat. Sci. 6: 246.

Taxonomic Opinions

+ Pleurobema sintoxia (Rafinesque, 1820) — Watters et al., 2009: 236.

+ Pleurobema sintoxia (Rafinesque, 1820) — Williams et al., 2008: 569.

+ Pleurobema sintoxia (Rafinesque, 1820) — Parmalee & Bogan, 1998: 193.

+ Pleurobema sintoxia (Rafinesque, 1820) — Oesch, 1984: 124.

+ Pleurobema cordatum (Rafinesque, 1820) — R.I. Johnson, 1980: 91.

= Pleurobema cordatum catillus — Gordon et al., 1979: 34, Table 3.

+ Pleurobema cordatum (Rafinesque, 1820) — Burch, 1975: 160.

= Quadrula (Obliquata) catilla (Conrad, 1834) — Haas, 1969: 299.

= Pleurobema cordatum catillus (Conrad, 1836) — Murray & Leonard, 1962: 74, pl. 16, fig. 1-4.

= Pleurobema coccineum catillus (Conrad, 1836) — F.C. Baker, 1928: 117, pl. 55, figs. 1-3.

= Quadrula (Obliquata) catilla (Conrad, 1836) — Frierson, 1927: 54, sp. 228.

= Pleurobema cordatum catillus (Conrad) — Ortmann, 1925: 339.

= Pleurobema cordatum catillus (Conrad) — Ortmann, 1924: 19.

= Pleurobema catillus (Conrad, 1836) — Ortmann & Walker, 1922: 23.

= Pleurobema obliqua catillus (Conrad, 1836) — Ortmann, 1918: 548.

= Pleurobema obliquum catillus (Conrad) — Utterback, 1915: 190, pl. 20, figs. 62a-b.

= Pleurobema catillus (Conrad) — Utterback, 1915: 193, pl. 20, figs. 59a-b.

+ Quadrula (sec. Fusconaia) coccinea (Conrad, 1836) — Simpson, 1914: 884.

+ Quadrula (sec. Fusconaia) coccinea (Conrad, 1836) — Simpson, 1900: 789.

= Unio catilus [sic] Con. — B.H. Wright, 1888: [2].

+ Margaron (Unio) coccineus (Lea) — Lea, 1870: 57.

+ Unio coccineus Lea, 1838 — Sowerby, 1868: pl. 94, sp. 512.

+ Unio coccineus Lea, 1838 — Reeve, 1865: pl. 22, sp. 104.

= Unio catillus Conrad, 1836 — Conrad, 1853: 246.

+ Unio (Obovaria) coccineus Hildr. apud Lea — Mørch, 1853: 44.

+ Margaron (Unio) coccineus Hildreth’s letter — Lea, 1852: 35.

= Unio catillus Conrad — Küster, 1852: 64, pl. 15, fig. 2.

+ Unio coccineus Lea — Hanley, 1843: 203.

+ Margarita (Unio) coccineus Lea — Lea, 1838: 23.

= Unio catillus Conrad, 1836 — Conrad, 1836: 30, pl. 13, fig. 2.