MUSSELpdb
Taxonomy
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
Thu 22 January 2026
Publication Clarke (1973): summary
Full Citation
Clarke, A.H. 1973. The freshwater molluscs of the Canadian Interior Basin. Malacologia 13(1-2): 1-509. Available electronically.
Attributed Nominal Genera
Herringtonium Clarke, 1973
Clarke, 1973. Malacologia 13(1-2): 148.
(intro'd as sub-gen. of Sphaerium Scopoli, 1777)
Type species: Cyclas occidentale Lewis, 1856 (orig. desig.) = Sphaerium occidentale
Attributed Nominal Species
Unio hippopaeus ‘Lea’ of Authors = Amblema plicata
‘Lea’ of Authors.
Lea, 1852. Synopsis Fam. Naiades: 21 [as ‘hippopæus’].
Conrad, 1853. Proc. Acad. Nat. Sci. 6: 261 [as ‘hippopæus’].
Adams & Adams, 1857. Gen. Rec. Moll. 2(31-32): 497 [as ‘hippopæus’].
Reeve, 1864. Conch. Icon. 16: pl. 11, sp. 40 [as ‘hippopæus’].
Lea, 1870. Synopsis Fam. Naiades: 31 [as ‘hippopæus’].
B.H. Wright, 1888. Check List N. Amer. Unionidae etc.: [3], [as ‘hippopæus’].
Simpson, 1900. Proc. U.S. Nat. Mus. 22: 767 [as ‘hippopæa’].
Ortmann, 1909. Nautilus 22(10): 101 [as ‘Q. hippopæa’].
Ortmann, 1909. Ann. Carnegie Mus. 5: 203 [as ‘Quadrula undulata hippopæa’].
Simpson, 1914. Descr. Cat. Naiades: 816 [as ‘hippopæa’].
Frierson, 1927. Check List N. Amer. Naiades: 61.
Haas, 1969. Das Tierreich 88: 287.
Clarke, 1973. Malacologia 13(1-2): 35.
Burch, 1975. Freshw. Unio. North Amer.: 165.
Strayer & Jirka, 1997. Pearly Mussels NY (26): 98.
He & Zhuang, 2013. Freshwater Bivalves China: 27.
(error for Unio hippopoeus Lea, 1845)
Taxonomic Opinions
Anodonta grandis grandis Say, 1829 = Pyganodon grandis
+ Anodonta dallasiana Lea, 1863
Anodonta grandis simpsoniana Lea, 1861 = Pyganodon grandis + Pyganodon lacustris
+ Anodonta kennicottii Lea, 1861
+ Anodonta marginata Baker, 1920
Anodonta kennerlyi Lea, 1860
Anodontoides ferussacianus (Lea, 1834)
+ Anodonta buchanensis Lea, 1838
+ Anodonta subcylindracea Lea, 1838
There are 101 species taxonomic opinions attributed to this publication.
Elliptio complanata (Solander, 1786)
Fusconaia flava (Rafinesque, 1820)
+ Unio undatus Barnes, 1823
+ Unio rubiginosus Lea, 1829
+ Unio trigonus Lea, 1831
+ Fusconaia flava var. parvula Grier, 1918
+ Fusconaia undata wagneri F.C. Baker, 1928
Lampsilis ovatus (Say, 1817) = Lampsilis ovata + Lampsilis cardium
+ Lampsilis cardium Rafinesque, 1820
+ Unio ventricosus Barnes, 1823
+ Unio occidens Lea, 1829
+ Unio canadensis Lea, 1857
+ Lampsilis (s.s.) ventricosa var. lurida Simpson, 1914
+ Lampsilis ventricosa perglobosa F.C. Baker, 1928
+ Lampsilis ventricosa winnebagoensis F.C. Baker, 1928
Lampsilis radiata radiata (Gmelin, 1791) = Lampsilis radiata
+ Unio luteola Lamarck, 1819
Lampsilis radiata siliquoidea (Barnes, 1823) = Lampsilis siliquoidea
+ Unio superiorensis Marsh, 1897
Lasmigona complanata (Barnes, 1823) = Pterosyna complanata
+ Unio katherinae Lea, 1838
Lasmigona compressa (Lea, 1829) = Platynaias compressa + Sulcularia viridis
+ Unio compressus var. plebius C.B. Adams, 1842
+ Lasmigona viridis Rafinesque, 1831
Lasmigona costata (Rafinesque, 1820)
+ Lasmigona costata var. ereganensis Grier, 1918
+ Lasmigona costata pepinensis F.C. Baker, 1928
+ Lasmigona costata nuda F.C. Baker, 1928
Ligumia recta (Lamarck, 1819)
+ Unio (Eurynia) latissima Rafinesque, 1820
Pisidium (Cyclocalyx) adamsi Prime, 1852 = Euglesa adamsii
+ Cyclas nitida Mighels in Mighels & Adams, 1842
Pisidium (Cyclocalyx) casertanum (Poli, 1791) = Euglesa casertana
+ Cyclas (Pisidium) abditum Haldeman, 1841
Pisidium (Cyclocalyx) compressum Prime, 1852 = Euglesa compressa
Pisidium (Cyclocalyx) equilaterale Prime, 1852 = Euglesa equilateralis
+ Pisidium aequilaterale Prime, 1865
Pisidium (Cyclocalyx) fallax Sterki, 1890 [sic] = Euglesa fallax
Pisidium (Cyclocalyx) ferrugineum Prime, 1852 = Euglesa ferruginea
Pisidium (Cyclocalyx) lilljeborgi (s. str.) Clessin in Esmark & Hoyer, 1886 = Euglesa lilljeborgii
Pisidium (Cyclocalyx) milium Held, 1836 = Euglesa milium
Pisidium (Cyclocalyx) nitidum Jenyns, 1832 = Euglesa nitida
+ Pisidium contortum Prime, 1858
+ Pisidium pauperculum Sterki, 1896
Pisidium (Cyclocalyx) obtusale (Lamarck, 1818) = Euglesa obtusalis + Euglesa ventricosa
+ Pisidium obtusale Pfeiffer, 1821
+ Pisidium scholtzii Clessin, 1873
Pisidium (Cyclocalyx) subtruncatum Malm, 1855 = Euglesa subtruncata
Pisidium (Cyclocalyx) variabile Prime, 1852 = Euglesa variabilis
Pisidium (Cyclocalyx) ventricosum Prime, 1851 = Euglesa ventricosa
+ Pisidium obtusale Pfeiffer, 1821
Pisidium (Cyclocalyx) ventricosum (s. str.) Prime, 1851 = Euglesa ventricosa
+ Pisidium obtusale Pfeiffer, 1821
Pisidium (Cyclocalyx) walkeri (s. str.) Sterki, 1895 = Euglesa walkeri
Pisidium (Cyclocalyx) walkeri form mainense Sterki, 1898 = Euglesa walkeri
Pisidium (Neopisidium) conventus Clessin, 1877 = Conventus conventus
Pisidium (Neopisidium) punctatum Sterki, 1895 = Pisidium punctatum
Pisidium (s.s.) idahoense Roper, 1890 = Pisidium idahoensis
Proptera alata (Say, 1817) = Potamilus alatus
+ Metaptera megaptera Rafinesque, 1820
Quadrula quadrula (Rafinesque, 1820)
+ Quadrula (Quadrula) quadrula bullocki F.C. Baker, 1928
Sphaerium (Herringtonium) occidentale (Prime in Lewis, 1856) = Sphaerium occidentale
+ Cyclas ovalis Prime, 1853
Sphaerium (Musculium) lacustre (Müller, 1774) = Sphaerium lacustre
+ Cyclas ryckholti Normand, 1844
+ Cyclas jayensis Prime, 1852
+ Musculium winkleyi Sterki, 1909
Sphaerium (Musculium) partumeium (Say, 1822) = Sphaerium partumeium
+ Cyclas truncata Linsley, 1845
Sphaerium (Musculium) securis (Prime, 1851) = Sphaerium securis
+ Cyclas sphaerica Prime, 1853
Sphaerium (Musculium) transversum (Say, 1829) = Sphaerium transversum
Sphaerium (s.s.) nitidum Clessin in Westerlund, 1876 = Sphaerium nitidum
+ Sphaerium tenue ‘Prime’ of Authors
Sphaerium (s.s.) rhomboideum (Say, 1822) = Sphaerium rhomboideum
Sphaerium (s.s.) simile (Say, 1816) = Sphaerium simile
+ Cyclas sulcata Lamarck, 1818
Sphaerium (s.s.) striatinum (Lamarck, 1818) = Sphaerium striatinum + Sphaerium triangulare
+ Cyclas triangularis Say, 1829
+ Cyclas solidula Prime, 1852
Strophitus undulatus (Say, 1817)
+ Anodonta pensylvanica Lamarck, 1819
+ Anodon rugosus Swainson, 1822
+ Alasmodonta edentula Say, 1829
+ Anodonta pavonia Lea, 1838
+ Strophitus rugosus pepinensis F.C. Baker, 1928
+ Strophitus rugosus winnebagoensis F.C. Baker, 1928
+ Strophitus rugosus lacustris F.C. Baker, 1928
