MolluscaBase - browser

Mollusca (132 791)
Subphylum Aculifera
Subphylum Conchifera
Subphylum Placophora accepted as Polyplacophora
Superclass Aplacophora
Class Amphineura accepted as Aculifera
Class Bivalvia (25 009)
Subclass Autobranchia (23 295)
Infraclass Heteroconchia (16 637)
Subterclass Archiheterodonta (1 208)
Subterclass Euheterodonta (11 356)
Superorder Anomalodesmata (987)
Superorder Imparidentia (10 336)
Order Adapedonta (260)
Order Cardiida (3 055)
Order Galeommatida (791)
Order Gastrochaenida (43)
Order Hiatellida represented as Adapedonta
Order Hippuritida † (321)
Order Lucinida (997)
Order Megalodontida † (141)
Order Modiomorphida † (94)
Order Myacea accepted as Myida
Order Myida (924)
Order Sphaeriida (662)
Superfamily Sphaerioidea Deshayes, 1855 (1820) (662)
Family Corneocycladidae Hannibal, 1912 accepted as Sphaeriidae Deshayes, 1855 (1820)
Family Euglesidae Pirogov & Starobogatov, 1974 accepted as Sphaeriinae Deshayes, 1855 (1820)
Family Kijidae C. M. Kolesnikov, 1977 † (21)
Family Limnocyrenidae C. M. Kolesnikov, 1977 † (39)
Family Neomiodontidae R. Casey, 1955 † (122)
Family Pisidiidae Gray, 1857 accepted as Sphaeriidae Deshayes, 1855 (1820)
Family Sibireconchidae C. M. Kolesnikov, 1977 † (3)
Family Sphaeriidae Deshayes, 1855 (1820) (477)
Subfamily Euglesinae Pirogov & Starobogatov, 1974 accepted as Sphaeriinae Deshayes, 1855 (1820)
Subfamily Euperinae Heard, 1965 (43)
Subfamily Lacustrininae Korniushin, 1989 accepted as Sphaeriinae Deshayes, 1855 (1820)
Subfamily Musculiinae Starobogatov, 1984 accepted as Sphaeriidae Deshayes, 1855 (1820)
Subfamily Neopisidiinae Korniushin, 1989 accepted as Sphaeriinae Deshayes, 1855 (1820)
Subfamily Pisidiinae Gray, 1857 accepted as Sphaeriinae Deshayes, 1855 (1820)
Subfamily Sphaeriinae Deshayes, 1855 (1820) (424)
Tribe Sphaeriini Deshayes, 1855 (1820) accepted as Sphaeriinae Deshayes, 1855 (1820)
Genus Afropisidium Kuiper, 1962 accepted as Euglesa (Afropisidium) Kuiper, 1962
Genus Amesodon Agassiz, 1846 accepted as Sphaerium Scopoli, 1777
Genus Amniciana Servain, 1888 accepted as Pisidium C. Pfeiffer, 1821
Genus Calyculina Clessin, 1872 accepted as Musculium Link, 1807
Genus Cingulipisidium Pirogov & Starobogatov, 1974 accepted as Euglesa (Cingulipisidium) Pirogov & Starobogatov, 1974
Genus Clessinia Piaget, 1913 accepted as Euglesa Jenyns, 1832
Genus Clessinicyclas Alimov & Starobogatov, 1968 accepted as Sphaerium Scopoli, 1777
Genus Conventus Pirogov & Starobogatov, 1974 (5)
Genus Cornea Megerle von Mühlfeld, 1811 accepted as Sphaerium Scopoli, 1777
Genus Corneocyclas J. B. Férussac, 1818 accepted as Sphaerium Scopoli, 1777
Genus Corneola Westerlund, 1873 accepted as Sphaerium Scopoli, 1777
Genus Cycladea Rafinesque, 1815 accepted as Sphaerium Scopoli, 1777
Genus Cycladites Krüger, 1823 accepted as Sphaerium Scopoli, 1777
Genus Cyclas Lamarck, 1798 accepted as Sphaerium Scopoli, 1777
Genus Cyclocalyx Dall, 1903 accepted as Euglesa (Euglesa) Jenyns, 1832
Genus Cyclus Jurine, 1817 accepted as Sphaerium Scopoli, 1777
Genus Cymatocyclas Dall, 1903 accepted as Euglesa Jenyns, 1832
Genus Euglesa Jenyns, 1832 (90)
Genus Galileja O. G. Costa, 1840 accepted as Euglesa Jenyns, 1832
Genus Henslowiana Servain, 1888 accepted as Euglesa (Henslowiana) Servain, 1888
Genus Hiberneuglesa Starobogatov, 1983 accepted as Euglesa (Hiberneuglesa) Starobogatov, 1983
Genus Hindupisidium Vinarski & Bespalaya, 2023 (3)
Genus Lacustrina Sterki, 1916 accepted as Pisidium (Lacustrina) Sterki, 1916
Genus Limosina Clessin, 1872 accepted as Eupera Bourguignat, 1854
Genus Musculium Link, 1807 accepted as Sphaerium (Musculium) Link, 1807
Genus Neopisidium Odhner, 1921 accepted as Pisidium (Neopisidium) Odhner, 1921
Genus Nucleocyclas Alimov & Starobogatov, 1968 accepted as Sphaerium Scopoli, 1777
Genus Nux Humphrey, 1797 accepted as Sphaerium Scopoli, 1777
Genus Odhneripisidium Kuiper, 1962 (36)
Genus Paramusculium Alimov & Starobogatov, 1968 accepted as Sphaerium (Musculium) Link, 1807
Genus Parasphaerium Alimov & Starobogatov, 1968
Genus Phymesoda Rafinesque, 1820 accepted as Musculium Link, 1807
Genus Pisidium C. Pfeiffer, 1821 (108)
Subgenus Pisidium (Afropisidium) Kuiper, 1962 accepted as Afropisidium Kuiper, 1962
Subgenus Pisidium (Amniciana) Servain, 1888 accepted as Pisidium C. Pfeiffer, 1821
Subgenus Pisidium (Amuropisidium) Prozorova, 1995 accepted as Pisidium C. Pfeiffer, 1821
Subgenus Pisidium (Casertiana) Servain, 1888 accepted as Euglesa (Casertiana) Servain, 1888
Subgenus Pisidium (Cingulipisidium) Pirogov & Starobogatov, 1974 accepted as Euglesa (Cingulipisidium) Pirogov & Starobogatov, 1974
Subgenus Pisidium (Clessinia) Piaget, 1913 accepted as Clessinia Piaget, 1913
Subgenus Pisidium (Cycladina) Clessin, 1871 accepted as Euglesa Jenyns, 1832
Subgenus Pisidium (Cyclocalyx) Dall, 1903 accepted as Euglesa (Euglesa) Jenyns, 1832
Subgenus Pisidium (Cymatocyclas) Dall, 1903 accepted as Pisidium (Cyclocalyx) Dall, 1903
Subgenus Pisidium (Euglesa) Jenyns, 1832 accepted as Euglesa Jenyns, 1832
Subgenus Pisidium (Eupera) Bourguignat, 1854 accepted as Eupera Bourguignat, 1854
Subgenus Pisidium (Eupisidium) Odhner, 1921 accepted as Euglesa (Euglesa) Jenyns, 1832
Subgenus Pisidium (Europisidium) Starobogatov, 1984 accepted as Neopisidium (Europisidium) Starobogatov, 1984
Subgenus Pisidium (Fluminina) Clessin, 1873 accepted as Pisidium C. Pfeiffer, 1821
Subgenus Pisidium (Fontinalina) Sterki, 1916 accepted as Pisidium (Euglesa) Jenyns, 1832
Subgenus Pisidium (Fossarina) Clessin, 1873 accepted as Euglesa Jenyns, 1832
Subgenus Pisidium (Henslowiana) Servain, 1888 accepted as Euglesa (Henslowiana) Servain, 1888
Subgenus Pisidium (Kuiperipisidium) Izzatullaev & Starobogatov, 1986 accepted as Odhneripisidium Kuiper, 1962
Subgenus Pisidium (Lacustrina) Sterki, 1916 accepted as Pisidium (Pisidium) C. Pfeiffer, 1821
Subgenus Pisidium (Neopisidium) Odhner, 1921 accepted as Odhneripisidium Kuiper, 1962
Subgenus Pisidium (Odheripisidium) Kuiper, 1962 accepted as Odhneripisidium Kuiper, 1962
Subgenus Pisidium (Odhneripisidium) Kuiper, 1962 accepted as Odhneripisidium Kuiper, 1962
Subgenus Pisidium (Parapisidium) Kuiper, 1966 accepted as Pisidium C. Pfeiffer, 1821
Subgenus Pisidium (Pisidium) C. Pfeiffer, 1821 accepted as Pisidium C. Pfeiffer, 1821
Subgenus Pisidium (Pseudeupera) Germain, 1913 accepted as Euglesa (Pseudeupera) Germain, 1913
Subgenus Pisidium (Rivulina) Clessin, 1873 accepted as Euglesa Jenyns, 1832
Subgenus Pisidium (Roseana) Fagot, 1892 accepted as Euglesa (Casertiana) Servain, 1888
Subgenus Pisidium (Speleopisidium) Zhadin, 1952
Subgenus Pisidium (Tetragonocyclas) Pirogov & Starobogatov, 1974 accepted as Euglesa (Tetragonocyclas) Pirogov & Starobogatov, 1974
Subgenus Pisidium (Tropidocyclas) Dall, 1903 accepted as Euglesa (Henslowiana) Servain, 1888
Species Pisidium abditum (Haldeman, 1841) accepted as Pisidium casertanum (Poli, 1791)
Species Pisidium abortivum Sterki, 1916 accepted as Conventus conventus (Clessin, 1877)
Species Pisidium abyssorum W. Stimpson, 1898 accepted as Pisidium conventus Clessin, 1877
Species Pisidium acuminatum Clessin, 1874
Species Pisidium acutum L. Pfeiffer, 1841
Species Pisidium adamsii W. Stimpson, 1851 accepted as Euglesa adamsii (W. Stimpson, 1851)
Species Pisidium aequale Neumayr, 1875 †
Species Pisidium aequilaterale Prime, 1863 accepted as Pisidium equilaterale Prime, 1852
Species Pisidium affine Sterki, 1901 accepted as Pisidium adamsii W. Stimpson, 1851
Species Pisidium albidum Sterki, 1911 accepted as Pisidium casertanum (Poli, 1791)
Species Pisidium alexeii Bößneck, Clewing & Albrecht, 2016 accepted as Odhneripisidium alexeii (Bößneck, Clewing & Albrecht, 2016)
Species Pisidium alienum Clessin, 1879
Species Pisidium alleni Sterki, 1912 accepted as Pisidium casertanum (Poli, 1791)
Species Pisidium alpicola Suter, 1889 accepted as Pisidium subtruncatum Malm, 1855
Species Pisidium alticola (Kobelt, 1913) accepted as Sphaerium alticola Kobelt, 1913
Species Pisidium alticola [sic] accepted as Euglesa subtruncata (Malm, 1855)
Species Pisidium altiformis (Grabau, 1923) †
Species Pisidium altile Prime, 1852 accepted as Pisidium compressum Prime, 1852
Species Pisidium amnicum (O. F. Müller, 1774)
Species Pisidium amoenum Herrington, 1954 accepted as Pisidium nitidum Jenyns, 1832
Species Pisidium amplum Prime, 1860 accepted as Pisidium casertanum (Poli, 1791)
Species Pisidium amurense Moskvicheva, 1985
Species Pisidium anceps Herrington, 1954 accepted as Pisidium casertanum (Poli, 1791)
Species Pisidium annandalei Prashad, 1925 accepted as Odhneripisidium annandalei (Prashad, 1925)
Species Pisidium antiquum E. von Martens, 1864 † accepted as Pisidium clessini Neumayr, 1875 †
Species Pisidium antiquum F. Sandberger, 1861 † accepted as Lasaea antiqua (F. Sandberger, 1861) †
Species Pisidium apiculatum Sterki, 1922 accepted as Pisidium subtruncatum Malm, 1855
Species Pisidium appressum Prashad, 1933 accepted as Odhneripisidium appressum (Prashad, 1933)
Species Pisidium apscheronicum A. A. Ali-Zade & Aleskerov, 1973 †
Species Pisidium arcaeforme Malm, 1855 accepted as Euglesa milium (Held, 1836)
Species Pisidium arcticum Westerlund, 1883 accepted as Euglesa casertana (Poli, 1791)
Species Pisidium arcuatum Prime, 1852 accepted as Euglesa casertana (Poli, 1791)
Species Pisidium armillatum Kuiper, 1966
Species Pisidium artifex Kuiper, 1960
Species Pisidium ashmuni Sterki, 1903 accepted as Euglesa casertana (Poli, 1791)
Species Pisidium aslini Kuiper, 1983 accepted as Euglesa aslini (Kuiper, 1983)
Species Pisidium astartoides F. Sandberger, 1880 † accepted as Pisidium clessini Neumayr, 1875 †
Species Pisidium atkinsonianum Theobald, 1876 accepted as Euglesa atkinsoniana (Theobald, 1876)
Species Pisidium atlanticum Sterki, 1905 accepted as Euglesa casertana (Poli, 1791)
Species Pisidium aucklandicum (Suter, 1907) accepted as Euglesa novaezelandiae (Prime, 1862)
Species Pisidium australe Philippi, 1836 accepted as Euglesa casertana (Poli, 1791)
Species Pisidium baicalense W. Dybowski, 1902
Species Pisidium bakeri F. C. Baker, 1898
Species Pisidium bakonyense Kókay, 2006 †
Species Pisidium bakonyensis Kókay, 2006 † accepted as Pisidium bakonyense Kókay, 2006 †
Species Pisidium bartolomeum Clessin, 1873
Species Pisidium baudonianum de Cessac, 1855 accepted as Euglesa milium (Held, 1836)
Species Pisidium baudonii Clessin, 1873 accepted as Euglesa supina (A. Schmidt, 1851)
Species Pisidium behningi (Izzatullaev & Starobogatov, 1986) accepted as Odhneripisidium behningi Izzatullaev & Starobogatov, 1986
Species Pisidium bejumae H. B. Baker, 1930
Species Pisidium bellardii Brusina, 1884 †
Species Pisidium berellense (de Laubrière & Carez, 1881) †
Species Pisidium berryi Herrington, 1954 accepted as Pisidium casertanum (Poli, 1791)
Species Pisidium betafoense Kuiper, 1953
Species Pisidium boessnecki Albrecht & Clewing, 2022 accepted as Euglesa boessnecki (Albrecht & Clewing, 2022)
Species Pisidium boissyi (Deshayes, 1857) †
Species Pisidium boliviense Sturany, 1900
Species Pisidium bombayanum Theobald, 1876 accepted as Afropisidium clarkeanum (G. Nevill & H. Nevill, 1871)
Species Pisidium bonnafouxianum de Cessac, 1855 accepted as Euglesa henslowana (Sheppard, 1825)
Species Pisidium boreale Clessin, 1876 accepted as Euglesa globularis (Clessin, 1873)
Species Pisidium bulgaricum Odhner, 1929 accepted as Euglesa personata (Malm, 1855)
Species Pisidium calyculatum Dupuy, 1849 accepted as Euglesa casertana (Poli, 1791)
Species Pisidium canariense Shuttleworth, 1852 accepted as Euglesa casertana (Poli, 1791)
Species Pisidium capax Herrington, 1954 accepted as Pisidium casertanum (Poli, 1791)
Species Pisidium capellinii Sacco, 1886 †
Species Pisidium cardiolum Deshayes, 1857 † accepted as Eupera denainvilliersi cardiolum (Deshayes, 1857) †
Species Pisidium carelicum Odhner, 1926 accepted as Pisidium dilatatum Westerlund, 1897
Species Pisidium casertanum (Poli, 1791) accepted as Euglesa casertana (Poli, 1791)
Species Pisidium cavaticum Zhadin, 1952 accepted as Euglesa cavatica (Zhadin, 1952)
Species Pisidium cedrorum Clessin, 1875 accepted as Euglesa casertana (Poli, 1791)
Species Pisidium chandanbariensis Nesemann, D. N. Shah & Tachamo, 2007 accepted as Euglesa (Afropisidium) chandanbariensis (Nesemann, D. N. Shah & Tachamo, 2007)
Species Pisidium chankense I. M. Likharev, 1952 accepted as Euglesa chankensis (I. M. Likharev, 1952)
Species Pisidium charpyanum Locard, 1883 † accepted as Pisidium clessini Neumayr, 1875 †
Species Pisidium chicha Ituarte, 2005
Species Pisidium chilensis (A. d'Orbigny, 1846) accepted as Euglesa chilensis (A. d'Orbigny, 1846)
Species Pisidium chiquitanum Ituarte, 2001
Species Pisidium chukchensis Prozorova, 1988 accepted as Pisidium dilatatum Westerlund, 1897
Species Pisidium cicer Prime, 1858 accepted as Pisidium variabile Prime, 1852
Species Pisidium cinereum Alder, 1838 accepted as Euglesa casertana (Poli, 1791)
Species Pisidium cinetum Herrington, 1954 accepted as Pisidium casertanum (Poli, 1791)
Species Pisidium clarckanum [sic] accepted as Afropisidium clarkeanum (G. Nevill & H. Nevill, 1871)
Species Pisidium clarkeanum G. Nevill & H. Nevill, 1871 accepted as Hindupisidium clarkeanum (G. Nevill & H. Nevill, 1871)
Species Pisidium clausi (Korniushin, 2006) accepted as Euglesa clausi Korniushin, 2006
Species Pisidium clessini Neumayr, 1875 †
Species Pisidium clessini Surbeck, 1899 accepted as Conventus conventus (Clessin, 1877)
Species Pisidium colbeaui Clessin, 1875 accepted as Euglesa (Roseana) colbeaui (Clessin, 1875)
Species Pisidium colbeuai Clessin, 1875
Species Pisidium coloradense Sterki, 1923 accepted as Pisidium compressum Prime, 1852
Species Pisidium columbianum Sterki, 1913 accepted as Pisidium casertanum (Poli, 1791)
Species Pisidium complanatum Sterki, 1903 accepted as Euglesa casertana (Poli, 1791)
Species Pisidium compressum Prime, 1852 accepted as Euglesa compressa (Prime, 1852)
Species Pisidium concinnulum Herrington, 1954 accepted as Pisidium casertanum (Poli, 1791)
Species Pisidium conicum Baudon, 1857 accepted as Euglesa supina (A. Schmidt, 1851)
Species Pisidium contortum Prime, 1858 accepted as Pisidium nitidum Jenyns, 1832
Species Pisidium conventus Clessin, 1877 accepted as Conventus conventus (Clessin, 1877)
Species Pisidium coreanum Kwon, 1990 accepted as Euglesa coreana (O.-K. Kwon, 1990)
Species Pisidium costatum Sterki, 1903
Species Pisidium costatum Gorjanović-Kramberger, 1899 † accepted as Lymnocardium krambergeri (Sauerzopf, 1952) †
Species Pisidium costulatum Westerlund, 1898
Species Pisidium costulosum Connolly, 1931 accepted as Euglesa costulosa (Connolly, 1931)
Species Pisidium covurluensis Cobălcescu, 1883 †
Species Pisidium crassissimum Oppenheim, 1919 †
Species Pisidium crassum Brusina, 1897 †
Species Pisidium cruciatum Sterki, 1895
Species Pisidium cuneiforme Sterki, 1903 accepted as Pisidium casertanum (Poli, 1791)
Species Pisidium curvatum G. D. Hanna, 1923 † accepted as Euglesa compressa (Prime, 1852)
Species Pisidium dagardiense Oppenheim, 1919 † accepted as Sphaerium dagardiense (Oppenheim, 1919) †
Species Pisidium dancei Kuiper, 1962 accepted as Odhneripisidium dancei (Kuiper, 1962)
Species Pisidium danielsi Sterki, 1903 accepted as Euglesa casertana (Poli, 1791)
Species Pisidium decisum Sterki, 1922 accepted as Pisidium variabile Prime, 1852
Species Pisidium decurtatum Lindholm, 1909
Species Pisidium deflexum Sterki, 1922 accepted as Pisidium adamsii W. Stimpson, 1851
Species Pisidium deformistum B.-Y. Huang, 1983 †
Species Pisidium demissum Clessin, 1876
Species Pisidium denainvilliersi (de Boissy, 1848) † accepted as Eupera denainvilliersi (de Boissy, 1848) †
Species Pisidium depressum Herrington, 1954 accepted as Pisidium ferrugineum Prime, 1852
Species Pisidium devium Herrington, 1954 accepted as Pisidium casertanum (Poli, 1791)
Species Pisidium diacis (Dall, 1924) †
Species Pisidium dilatatum Westerlund, 1897
Species Pisidium dispar Sterki, 1911 accepted as Pisidium casertanum (Poli, 1791)
Species Pisidium dorbignyi Clessin, 1877
Species Pisidium dubium (Say, 1817)
Species Pisidium dubrueili Baudon, 1872 accepted as Euglesa obtusalis (Lamarck, 1818)
Species Pisidium duplicatum L. Pfeiffer, 1841
Species Pisidium dupuyanum Normand, 1854 accepted as Euglesa henslowana (Sheppard, 1825)
Species Pisidium edlaueri Kuiper, 1960 accepted as Euglesa edlaueri (Kuiper, 1960)
Species Pisidium edouardi Kuiper, 1953 accepted as Euglesa casertana (Poli, 1791)
Species Pisidium eduardi accepted as Pisidium edouardi Kuiper, 1953
Species Pisidium egregium Herrington, 1954 accepted as Pisidium casertanum (Poli, 1791)
Species Pisidium elegans Lebedev, 1959 †
Species Pisidium elegantiusculum Rovereto, 1898 †
Species Pisidium ellipsoidale (Cossmann, 1886) †
Species Pisidium ellipticum Mori, 1938 accepted as Euglesa casertana (Poli, 1791)
Species Pisidium ellisi Dance, 1967 accepted as Conventus ellisi (Dance, 1967)
Species Pisidium elongatiusculum [sic] † accepted as Pisidium elegantiusculum Rovereto, 1898 †
Species Pisidium equilaterale Prime, 1852 accepted as Euglesa equilateralis (Prime, 1852)
Species Pisidium erikae Schütt, 1984 †
Species Pisidium escheri (Mayer, 1865) †
Species Pisidium eterohuense Mori, 1935 accepted as Pisidium amnicum etorohuense Mori, 1935
Species Pisidium etheridgei E. A. Smith, 1882 accepted as Euglesa etheridgei (E. A. Smith, 1882)
Species Pisidium ethiopicum Korniushin, 1995 accepted as Euglesa ethiopica (Korniushin, 1995)
Species Pisidium exaratum Dunker, 1846 † accepted as Cyrena (Miodon) exarata (Dunker, 1846) †
Species Pisidium exiguum Yen, 1944 † accepted as Pisidium woodringi Yen, 1945 †
Species Pisidium eyerdami Herrington, 1954 accepted as Pisidium casertanum (Poli, 1791)
Species Pisidium ezquerrai Royo Gómez, 1922 †
Species Pisidium fabale Sterki, 1916 accepted as Pisidium casertanum (Poli, 1791)
Species Pisidium fallax Sterki, 1896 accepted as Euglesa fallax (Sterki, 1896)
Species Pisidium ferrugineum Prime, 1852 accepted as Euglesa ferruginea (Prime, 1852)
Species Pisidium fidalgoense Herrington, 1954 accepted as Pisidium casertanum (Poli, 1791)
Species Pisidium fistulosum Mandahl-Barth, 1954
Species Pisidium flexum Herrington, 1954 accepted as Pisidium nitidum Jenyns, 1832
Species Pisidium floresianum B. Rensch, 1934 accepted as Euglesa floresiana (B. Rensch, 1934)
Species Pisidium forbesii (R. A. Philippi, 1869) accepted as Sphaerium forbesii (R. A. Philippi, 1869)
Species Pisidium foreli Clessin, 1876
Species Pisidium forense Meier-Brook, 1967
Species Pisidium fossarinum Westerlund, 1873 accepted as Euglesa casertana (Poli, 1791)
Species Pisidium fossarinum Clessin, 1873 accepted as Euglesa casertana (Poli, 1791)
Species Pisidium fossile Sacco, 1886 †
Species Pisidium fragillimum Sterki, 1906 accepted as Euglesa casertana (Poli, 1791)
Species Pisidium fraudulentum Sterki, 1912 accepted as Euglesa compressa (Prime, 1852)
Species Pisidium friersoni Sterki, 1906 accepted as Euglesa casertana (Poli, 1791)
Species Pisidium fujianense Z.-W. Gu, 1976 †
Species Pisidium fultoni Kuiper, 1983 accepted as Euglesa fultoni (Kuiper, 1983)
Species Pisidium furcatum Sterki, 1913 accepted as Pisidium casertanum (Poli, 1791)
Species Pisidium gafurovi (Izzatullaev & Starobogatov, 1986) accepted as Odhneripisidium gafurovi Izzatullaev & Starobogatov, 1986
Species Pisidium gassiesianum Dupuy, 1849 accepted as Euglesa milium (Held, 1836)
Species Pisidium giraudi Bourguignat, 1885 accepted as Afropisidium giraudi (Bourguignat, 1885)
Species Pisidium glabellum Sterki, 1913 accepted as Pisidium nitidum Jenyns, 1832
Species Pisidium glaciale Westerlund, 1883 accepted as Euglesa casertana (Poli, 1791)
Species Pisidium globulare Clessin, 1873 accepted as Euglesa globularis (Clessin, 1873)
Species Pisidium globulosum Gassies, 1855 accepted as Euglesa casertana (Poli, 1791)
Species Pisidium globulus Clessin, 1888
Species Pisidium gosseleti (Leriche, 1899) †
Species Pisidium grande Prime, 1869 accepted as Pisidium variabile Prime, 1852
Species Pisidium granum Lindholm, 1909 accepted as Euglesa granum (Lindholm, 1909)
Species Pisidium grateloupianum Normand, 1844 accepted as Pisidium amnicum (O. F. Müller, 1774)
Species Pisidium griseolum Sterki, 1922 accepted as Pisidium casertanum (Poli, 1791)
Species Pisidium habbemae Odhner, 1940
Species Pisidium hallae Kuiper, 1983 accepted as Euglesa hallae (Kuiper, 1983)
Species Pisidium handwerki Sterki, 1899 accepted as Pisidium nitidum Jenyns, 1832
Species Pisidium hannai Sterki, 1916 accepted as Pisidium casertanum (Poli, 1791)
Species Pisidium harfordianum Prime, 1869 accepted as Pisidium casertanum (Poli, 1791)
Species Pisidium harrisoni Kuiper, 1964 accepted as Euglesa harrisoni (Kuiper, 1964)
Species Pisidium heldenreichii Clessin, 1874 accepted as Euglesa casertana (Poli, 1791)
Species Pisidium hellardii [sic] † accepted as Pisidium bellardii Brusina, 1884 †
Species Pisidium hendersoni Sterki, 1923 accepted as Conventus conventus (Clessin, 1877)
Species Pisidium henslowaniana Jenyns, 1832 accepted as Pisidium henslowanum (Sheppard, 1825)
Species Pisidium henslowanum (Sheppard, 1825) accepted as Euglesa henslowana (Sheppard, 1825)
Species Pisidium henslowianum [sic] accepted as Euglesa henslowana (Sheppard, 1825)
Species Pisidium herminii Clessin, 1877
Species Pisidium hermosum Bourguignat, 1890 accepted as Afropisidium giraudi (Bourguignat, 1885)
Species Pisidium hibernicum Westerlund, 1894 accepted as Euglesa parvula (Westerlund, 1873)
Species Pisidium hinkleyi Sterki, 1916 accepted as Pisidium punctatum Sterki, 1895
Species Pisidium hinzi Kuiper, 1975 accepted as Euglesa hinzi (Kuiper, 1975)
Species Pisidium hispanicum Clessin, 1874 accepted as Euglesa casertana (Poli, 1791)
Species Pisidium hoyeri Clessin, 1886 accepted as Euglesa casertana (Poli, 1791)
Species Pisidium huachucanum Pilsbry & Ferriss, 1906 accepted as Pisidium casertanum (Poli, 1791)
Species Pisidium huillichum Ituarte, 1999
Species Pisidium hybonotum Brusina, 1897 †
Species Pisidium hydaspicola Theobald, 1876 accepted as Euglesa casertana (Poli, 1791)
Species Pisidium iasiense [sic] † accepted as Pisidium jassiensis Cobălcescu, 1883 †
Species Pisidium ibericum Clessin, 1873 accepted as Euglesa casertana (Poli, 1791)
Species Pisidium idahoense E. W. Roper, 1890
Species Pisidium idanicum Locard, 1883 †
Species Pisidium imbecille Sterki, 1900 accepted as Pisidium conventus Clessin, 1877
Species Pisidium inacayali Ituarte, 1996
Species Pisidium incertum Normand, 1854 accepted as Euglesa nitida (Jenyns, 1832)
Species Pisidium incomitatum Kuiper, 1966 accepted as Musculium incomitatum (Kuiper, 1966)
Species Pisidium incurvum (Guppy, 1872) accepted as Sphaerium incurvum (Guppy, 1872)
Species Pisidium indicum Bhatia & Mathur, 1973 †
Species Pisidium inflatum Porro, 1838 accepted as Pisidium amnicum (O. F. Müller, 1774)
Species Pisidium inflexum Odhner, 1940
Species Pisidium inornatum Sterki, 1911 accepted as Pisidium punctiferum (Guppy, 1867)
Species Pisidium insigne Gabb, 1868 accepted as Conventus insigne (Gabb, 1868)
Species Pisidium intermedium B.-Y. Huang, 1983 †
Species Pisidium intermedium Gassies, 1855 accepted as Euglesa casertana (Poli, 1791)
Species Pisidium interstitiale Bössneck, Groh & Richling, 2020 accepted as Euglesa interstitialis (Bössneck, Groh & Richling, 2020)
Species Pisidium interstitialis Bössneck, Groh & Richling, 2020 accepted as Euglesa interstitialis (Bössneck, Groh & Richling, 2020)
Species Pisidium invenustum Kuiper, 1966
Species Pisidium iquito Ituarte, 2004
Species Pisidium iratianum Dupuy, 1849 accepted as Euglesa casertana (Poli, 1791)
Species Pisidium isabellaneum Herrington, 1954 accepted as Pisidium casertanum (Poli, 1791)
Species Pisidium issykkulense (Izzatullaev & Starobogatov, 1986) accepted as Odhneripisidium issykkulense Izzatullaev & Starobogatov, 1986
Species Pisidium italicum Clessin, 1875
Species Pisidium jamaicense Prime, 1865
Species Pisidium japonicum Pilsbry & Y. Hirase, 1908 accepted as Odhneripisidium japonicum (Pilsbry & Y. Hirase, 1908)
Species Pisidium jassiensis Cobălcescu, 1883 †
Species Pisidium jaudouinianum Gassies, 1855 accepted as Euglesa casertana (Poli, 1791)
Species Pisidium javanum van Benthem Jutting, 1931 accepted as Afropisidium javanum (van Benthem Jutting, 1931)
Species Pisidium jenynsii Macgillivray, 1843 accepted as Euglesa casertana (Poli, 1791)
Species Pisidium joannis Macgillivray, 1843 accepted as Euglesa casertana (Poli, 1791)
Species Pisidium johnsoni E. A. Smith, 1882
Species Pisidium jugatum Tolstikova, 1973 †
Species Pisidium kawamurai Mori, 1938 accepted as Euglesa kawamurai (Mori, 1938)
Species Pisidium kenianum Preston, 1911 accepted as Euglesa keniana (Preston, 1911)
Species Pisidium kirklandi Sterki, 1899 accepted as Pisidium fallax Sterki, 1896
Species Pisidium kochantchikii [sic] † accepted as Pisidium kohanchikii Lebedev, 1958 †
Species Pisidium kohanchikii Lebedev, 1958 †
Species Pisidium korotnevi Lindholm, 1909 accepted as Euglesa korotnevi (Lindholm, 1909)
Species Pisidium korotnewi Lindholm, 1909 accepted as Euglesa korotnevi (Lindholm, 1909)
Species Pisidium krambergeri Brusina, 1884 †
Species Pisidium kuiperi Dance, 1967 accepted as Odhneripisidium kuiperi (Dance, 1967)
Species Pisidium kungejense Butenko & Starobogatov, 1967 accepted as Odhneripisidium stewarti (Preston, 1909)
Species Pisidium kurtzii Prime, 1852 accepted as Pisidium casertanum (Poli, 1791)
Species Pisidium laevigatum (Deshayes, 1824) † accepted as Eupera sublaevigata (A. d'Orbigny, 1850) †
Species Pisidium langleyanum Melvill & Ponsonby, 1891 accepted as Euglesa langleyana (Melvill & Ponsoby, 1891)
Species Pisidium latchfordi Sterki, 1916 accepted as Pisidium nitidum Jenyns, 1832
Species Pisidium laubrierei (Cossmann, 1886) †
Species Pisidium lawleyanum De Stefani, 1877 †
Species Pisidium lebruni Mabille, 1884
Species Pisidium lenticula Dunker, 1862 accepted as Musculium novaezelandiae (Deshayes, 1855)
Species Pisidium lenticulare (Normand, 1844) accepted as Euglesa casertana (Poli, 1791)
Species Pisidium lepus Kuiper, 1957 accepted as Pisidium pirothi Jickeli, 1881
Species Pisidium lermondi Sterki, 1913 accepted as Pisidium nitidum Jenyns, 1832
Species Pisidium leslieae Firby, 1966 †
Species Pisidium levissimum Sterki, 1906 accepted as Euglesa casertana (Poli, 1791)
Species Pisidium liaoningense J.-S. Yu, G.-Y. Dong & P.-Y. Yao, 1987 †
Species Pisidium lilljeborgii Clessin, 1886 accepted as Euglesa lilljeborgii (Clessin, 1886)
Species Pisidium limatulum Sterki, 1905 accepted as Pisidium punctatum Sterki, 1895
Species Pisidium limosum Gassies, 1849 accepted as Euglesa casertana (Poli, 1791)
Species Pisidium limpidum Sterki, 1922 accepted as Pisidium nitidum Jenyns, 1832
Species Pisidium livadici Brusina, 1897 †
Species Pisidium ljovuschkini Starobogatov, 1962 accepted as Euglesa ljovuschkini (Starobogatov, 1962)
Species Pisidium llanquihuense Ituarte, 1999
Species Pisidium loveni Clessin, 1890 accepted as Pisidium casertanum (Poli, 1791)
Species Pisidium lucidum Sterki, 1923 accepted as Pisidium casertanum (Poli, 1791)
Species Pisidium lumstenianum Forbes, 1838 accepted as Euglesa casertana (Poli, 1791)
Species Pisidium luteolum Herrington, 1954 accepted as Pisidium nitidum Jenyns, 1832
Species Pisidium maasseni Kuiper, 1987 accepted as Euglesa maasseni (Kuiper, 1987)
Species Pisidium macphersoni Royo Gómez, 1922 †
Species Pisidium maculatum W. Dybowski, 1902 accepted as Pisidium dilatatum Westerlund, 1897
Species Pisidium magellanicum (Dall, 1908)
Species Pisidium mainense Sterki, 1898 accepted as Pisidium walkeri Sterki, 1895
Species Pisidium mamillanum Herrington, 1954 accepted as Pisidium casertanum (Poli, 1791)
Species Pisidium marci Sterki, 1909 accepted as Pisidium subtruncatum Malm, 1855
Species Pisidium maroccanum Pallary, 1936 accepted as Euglesa casertana (Poli, 1791)
Species Pisidium marteli Pallary, 1928
Species Pisidium masci Ellis, 1962 accepted as Pisidium subtruncatum Malm, 1855
Species Pisidium mausseneti (Cossmann, 1886) †
Species Pisidium medianum Sterki, 1899 accepted as Pisidium ferrugineum Prime, 1852
Species Pisidium medlicottianum Hislop, 1860 †
Species Pisidium meeki Hannibal, 1912 †
Species Pisidium meierbrooki Kuiper & Hinz, 1984
Species Pisidium meridibugensis Datsenko, 1990 †
Species Pisidium mesae T. D. A. Cockerell, 1889 accepted as Pisidium nitidum Jenyns, 1832
Species Pisidium mighelsianum Clessin, 1877 accepted as Pisidium casertanum (Poli, 1791)
Species Pisidium miliolum Clessin, 1907
Species Pisidium milium Held, 1836 accepted as Euglesa milium (Held, 1836)
Species Pisidium minusculum Sterki, 1906 accepted as Pisidium nitidum Jenyns, 1832
Species Pisidium miokuiperi Schütt, 1984 †
Species Pisidium mionicense Neubauer, Harzhauser & Mandic, 2017 †
Species Pisidium mirabile Clessin, 1876 accepted as Pisidium variabile Prime, 1852
Species Pisidium mirum Sterki, 1923 accepted as Pisidium casertanum (Poli, 1791)
Species Pisidium mitchelli Prashad, 1925 accepted as Euglesa mitchelli (Prashad, 1925)
Species Pisidium moitessierianum Paladilhe, 1866 accepted as Odhneripisidium moitessierianum (Paladilhe, 1866)
Species Pisidium monas Sterki, 1901 accepted as Pisidium punctatum Sterki, 1895
Species Pisidium montigenum Kuiper, 1966
Species Pisidium moquinianum Bourguignat, 1854 accepted as Eupera bahiensis (Spix, 1827)
Species Pisidium moreanum Clessin, 1874
Species Pisidium mucronatum Clessin, 1876 accepted as Euglesa subtruncata (Malm, 1855)
Species Pisidium nardii De Stefani, 1877 † accepted as Ervilia nardii (De Stefani, 1877) †
Species Pisidium neglectum Sterki, 1906 accepted as Pisidium casertanum (Poli, 1791)
Variety Pisidium neglectum var. corpulentum Sterki, 1906 accepted as Pisidium casertanum (Poli, 1791)
Variety Pisidium neglectum var. corpulentum Sterki, 1916 accepted as Pisidium casertanum (Poli, 1791)
Species Pisidium nevadense Sterki, 1913 accepted as Pisidium casertanum (Poli, 1791)
Species Pisidium nevillianum Theobald, 1876 accepted as Afropisidium nevillianum (Theobald, 1876)
Species Pisidium nicolasi Oppenheim, 1895 †
Species Pisidium nipponense Kuroda, 1930 accepted as Euglesa nipponensis (Kuroda, 1930)
Species Pisidium nitidum Jenyns, 1832 accepted as Euglesa nitida (Jenyns, 1832)
Species Pisidium nivale Westerlund, 1883 accepted as Euglesa casertana (Poli, 1791)
Species Pisidium nordenskioldi Clessin, 1876 accepted as Euglesa nordenskioldi (Clessin, 1876)
Species Pisidium normandianum Gassies, 1849 accepted as Euglesa milium (Held, 1836)
Species Pisidium notatum Prime, 1852 accepted as Pisidium casertanum (Poli, 1791)
Species Pisidium notophthalmi Sterki, 1922 accepted as Conventus conventus (Clessin, 1877)
Species Pisidium novaezelandiae Prime, 1862 accepted as Cyclocalyx novaezelandiae (Prime, 1862)
Species Pisidium noveboracense Prime, 1858 accepted as Pisidium casertanum (Poli, 1791)
Species Pisidium nucleus (de Boissy, 1848) †
Species Pisidium obliquatum Clessin, 1874 accepted as Euglesa obliquata (Clessin, 1874)
Species Pisidium obliquum (Lamarck, 1818) accepted as Pisidium amnicum (O. F. Müller, 1774)
Species Pisidium obliquum L. Pfeiffer, 1841
Species Pisidium obscurum Prime, 1852 accepted as Pisidium casertanum (Poli, 1791)
Species Pisidium observationis Pilsbry, 1911
Species Pisidium obtusalastrum B. Woodward, 1921 accepted as Euglesa (Cyclocalyx) obtusale (Lamarck, 1818)
Species Pisidium obtusale (Lamarck, 1818) accepted as Euglesa obtusalis (Lamarck, 1818)
Species Pisidium obtusale (Lamarck, 1818) sensu C. Pfeiffer, 1821
Species Pisidium obtusatum Clessin, 1875
Species Pisidium occidentale Newcomb, 1861 accepted as Pisidium casertanum (Poli, 1791)
Species Pisidium occupatum Clessin, 1876
Species Pisidium ocloya Ituarte, 2005
Species Pisidium oepfingense (Klein, 1846) †
Species Pisidium ohioense Sterki, 1903 accepted as Pisidium ferrugineum Prime, 1852
Species Pisidium okhoensis Tashiro & Kozai, 1989 †
Species Pisidium omaguaca Ituarte, 2005
Species Pisidium orcasense Sterki, 1922 accepted as Pisidium casertanum (Poli, 1791)
Species Pisidium orientale Prozorova, 1995
Species Pisidium ovampicum Ancey, 1890 accepted as Euglesa ovampica (Ancey, 1890)
Species Pisidium ovatum Clessin, 1877
Species Pisidium overi Sterki, 1913 accepted as Pisidium subtruncatum Malm, 1855
Species Pisidium overiapicula Herrington, 1954 accepted as Pisidium nitidum Jenyns, 1832
Species Pisidium ovulum Brusina, 1897 †
Species Pisidium ovum Sterki, 1916 accepted as Pisidium ventricosum Prime, 1851
Species Pisidium pallidum Gassies, 1855 accepted as Euglesa subtruncata (Malm, 1855)
Species Pisidium paludosum T. Hutton, 1849 accepted as Euglesa paludosa (T. Hutton, 1849)
Species Pisidium palustre Prime, 1869 accepted as Pisidium variabile Prime, 1852
Species Pisidium paradoxum Sterki, 1922 accepted as Euglesa casertana (Poli, 1791)
Species Pisidium parenzani Gambetta, 1930 accepted as Sphaerium parenzani (Gambetta, 1930)
Species Pisidium parvulum Westerlund, 1873 accepted as Euglesa parvula (Westerlund, 1873)
Species Pisidium patagonicum Pilsbry, 1911
Species Pisidium pauliani Kuiper, 1953 accepted as Pisidium johnsoni E. A. Smith, 1882
Species Pisidium pauperculum Sterki, 1896 accepted as Pisidium nitidum Jenyns, 1832
Species Pisidium peraltum Sterki, 1900 accepted as Pisidium compressum Prime, 1852
Species Pisidium persicum Prashad, 1933
Species Pisidium personatum Malm, 1855 accepted as Euglesa personata (Malm, 1855)
Species Pisidium pfeifferi F. C. L. Koch & Dunker, 1837 †
Species Pisidium pfeifferi Porro, 1838 accepted as Pisidium amnicum (O. F. Müller, 1774)
Species Pisidium picteti Locard, 1893 †
Species Pisidium pileus Clessin, 1873
Species Pisidium pilula Sterki, 1922 accepted as Pisidium ferrugineum Prime, 1852
Species Pisidium pipoense Ituarte, 2000
Species Pisidium pirothi Jickeli, 1881 accepted as Euglesa (Afropisidium) pirothi (Jickeli, 1881)
Species Pisidium planatum Ancey, 1906 accepted as Euglesa casertana (Poli, 1791)
Species Pisidium plenilunium (Melvill & Standen, 1907)
Species Pisidium plenum Prime, 1860 accepted as Pisidium casertanum (Poli, 1791)
Species Pisidium politum Sterki, 1895 accepted as Pisidium casertanum (Poli, 1791)
Species Pisidium ponderi Korniushin, 2000 accepted as Euglesa ponderi (Korniushin, 2000)
Species Pisidium ponderosum Stelfox, 1918 accepted as Euglesa ponderosa (Stelfox, 1918)
Species Pisidium praetermissum Noulet, 1854 † accepted as Sphaerium praetermissum (Noulet, 1854) †
Species Pisidium prasongi Kuiper, 1974 accepted as Odhneripisidium prasongi (Kuiper, 1974)
Species Pisidium priscum (Eichwald, 1830) †
Species Pisidium probum Sterki, 1923 accepted as Pisidium variabile Prime, 1852
Species Pisidium profundum Clessin, 1876
Species Pisidium prognathum Sterki, 1922 accepted as Pisidium nitidum Jenyns, 1832
Species Pisidium propinquum Neumayr, 1875 †
Species Pisidium protractum Gorjanović-Kramberger, 1899 † accepted as Arcicardium protractum (Gorjanović-Kramberger, 1899) †
Species Pisidium proximum Sterki, 1906 accepted as Euglesa casertana (Poli, 1791)
Species Pisidium pseudobaicalense Martinson, 1951 †
Species Pisidium pseudosphaerium Ehrmann, 1933 accepted as Euglesa pseudosphaerium (Ehrmann, 1933)
Species Pisidium pulchellum (A. d'Orbigny, 1835) accepted as Pisidium dorbignyi Clessin, 1877
Species Pisidium pulchellum Jenyns, 1832 accepted as Euglesa pulchella (Jenyns, 1832)
Species Pisidium punctatum Sterki, 1895
Species Pisidium punctiferum (Guppy, 1867)
Species Pisidium pusillum Jenyns, 1832 accepted as Pisidium personatum Malm, 1855
Species Pisidium pygmaeum F. C. L. Koch & Dunker, 1837 †
Species Pisidium randolphii E. W. Roper, 1896 accepted as Pisidium casertanum (Poli, 1791)
Species Pisidium regulare Prime, 1852 accepted as Pisidium casertanum (Poli, 1791)
Species Pisidium resartum Prime, 1860 accepted as Pisidium casertanum (Poli, 1791)
Species Pisidium reticulatum Kuiper, 1966
Species Pisidium retusum Prime, 1860 accepted as Euglesa casertana (Poli, 1791)
Species Pisidium rillyense (de Boissy, 1848) †
Species Pisidium rivulare Clessin, 1874 accepted as Euglesa (Casertiana) rivularis (Clessin, 1874)
Species Pisidium roperi Sterki, 1898 accepted as Pisidium casertanum (Poli, 1791)
Species Pisidium roseum Scholtz, 1843 accepted as Euglesa casertana (Poli, 1791)
Species Pisidium rotundatum Prime, 1852 accepted as Euglesa rotundata (Prime, 1852)
Species Pisidium rotundatum Pallary, 1922
Species Pisidium rotundum de Cessac, 1855 accepted as Euglesa casertana (Poli, 1791)
Species Pisidium rowelli Sterki, 1903 accepted as Pisidium casertanum (Poli, 1791)
Species Pisidium rubellum Prime, 1852 accepted as Pisidium casertanum (Poli, 1791)
Species Pisidium rubrum Prime, 1860 accepted as Pisidium casertanum (Poli, 1791)
Species Pisidium rugosulum Herrington, 1954 accepted as Pisidium casertanum (Poli, 1791)
Species Pisidium rugosum Neumayr, 1875 †
Species Pisidium russelli Bickel, 1973 †
Species Pisidium ruwenzoriense Germain, 1911 accepted as Euglesa casertana (Poli, 1791)
Species Pisidium saginatum C. A. White, 1876 †
Species Pisidium sanguinichristi D. W. Taylor, 1987
Species Pisidium sargenti Sterki, 1901 accepted as Pisidium adamsii W. Stimpson, 1851
Species Pisidium sargenti Sterki, 1900 accepted as Pisidium sargenti Sterki, 1901
Species Pisidium schaktakhticum Azizbekova, 1971 †
Species Pisidium schlehani Kühn, 1946 †
Species Pisidium schmidti Clessin, 1907
Species Pisidium scholtzii Clessin, 1873 accepted as Euglesa obtusalis (Lamarck, 1818)
Species Pisidium scutellatum Sterki, 1896 accepted as Euglesa lilljeborgii (Clessin, 1886)
Species Pisidium semen Menke, 1843 accepted as Arthritica semen (Menke, 1843)
Species Pisidium septentrionale Prime, 1895 accepted as Pisidium fallax var. septentrionale Sterki, 1898
Species Pisidium shadini Johansen, 1937
Species Pisidium sibiricum Clessin, 1876 accepted as Euglesa lilljeborgii (Clessin, 1886)
Species Pisidium simplex (Sterki, 1905) accepted as Pisidium punctatum Sterki, 1895
Species Pisidium singleyi Sterki, 1898 accepted as Pisidium punctatum Sterki, 1895
Species Pisidium sinuatum Bourguignat, 1851 accepted as Euglesa casertana (Poli, 1791)
Species Pisidium sivalensis Bhatia & Mathur, 1973 †
Species Pisidium slavonicum Neumayr, 1875 †
Species Pisidium solitarium Neumayr, 1875 †
Species Pisidium sphaericum Sterki, 1912 accepted as Pisidium adamsii W. Stimpson, 1851
Species Pisidium sphaeriiforme Clessin, 1874
Species Pisidium splendidulum Sterki, 1898 accepted as Pisidium nitidum Jenyns, 1832
Species Pisidium squamula (L. S. Russell, 1932) † accepted as Sphaerium squamula L. S. Russell, 1932 †
Species Pisidium starobogatovi Datsenko, 1990 †
Species Pisidium steinheimense Gottschick, 1921 †
Species Pisidium sterkianum Pilsbry, 1897
Species Pisidium stewarti Preston, 1909 accepted as Odhneripisidium stewarti (Preston, 1909)
Species Pisidium stoliczkanum Prashad, 1933 accepted as Euglesa (Afropisidium) stoliczkana (Prashad, 1933)
Species Pisidium streatori Sterki, 1901 accepted as Euglesa casertana (Poli, 1791)
Species Pisidium strengii Sterki, 1902 accepted as Pisidium casertanum (Poli, 1791)
Species Pisidium striggillum Herrington, 1954 accepted as Pisidium casertanum (Poli, 1791)
Species Pisidium subastartoides Datsenko, 1990 †
Species Pisidium subrotundum Sterki, 1906 accepted as Euglesa casertana (Poli, 1791)
Species Pisidium subterraneum Zhadin, 1932 accepted as Euglesa subterranea (Zhadin, 1932)
Species Pisidium subtruncatum Malm, 1855 accepted as Euglesa subtruncata (Malm, 1855)
Species Pisidium succineum Sterki, 1907 accepted as Euglesa casertana (Poli, 1791)
Species Pisidium sumatranum E. von Martens, 1897 accepted as Odhneripisidium sumatranum (E. von Martens, 1897)
Species Pisidium sundanum B. Rensch, 1934 accepted as Afropisidium sundanum (B. Rensch, 1934)
Species Pisidium superius Sterki, 1907 accepted as Pisidium casertanum (Poli, 1791)
Species Pisidium supinum A. Schmidt, 1851 accepted as Euglesa supina (A. Schmidt, 1851)
Species Pisidium taiwanense Kuroda, 1941 accepted as Euglesa casertana (Poli, 1791)
Species Pisidium taraguyense Ituarte, 2000
Species Pisidium tardyanum Locard, 1883 †
Species Pisidium tardyi [sic] † accepted as Pisidium tardyanum Locard, 1883 †
Species Pisidium tasmanicum Tenison Woods, 1876 accepted as Euglesa tasmanica (Tenison Woods, 1876)
Species Pisidium telegdirothi Bartha, 1956 †
Species Pisidium tenellum A. Gould, 1850 accepted as Pisidium casertanum (Poli, 1791)
Species Pisidium tenuilineatum Stelfox, 1918 accepted as Odhneripisidium tenuilineatum (Stelfox, 1918)
Species Pisidium tenuissimum Sterki, 1901 accepted as Pisidium nitidum Jenyns, 1832
Species Pisidium tetragonum Normand, 1854 accepted as Euglesa milium (Held, 1836)
Species Pisidium thermale Dupuy, 1849 accepted as Euglesa casertana (Poli, 1791)
Species Pisidium titicacense Pilsbry, 1924 accepted as Sphaerium titicacense (Pilsbry, 1924)
Species Pisidium tjazhinensis Lebedev, 1958 † accepted as Angaridella tjazhinensis (Lebedev, 1958) †
Species Pisidium tornense Odhner, 1908 accepted as Conventus conventus (Clessin, 1877)
Species Pisidium torquatum Stelfox, 1918 accepted as Odhneripisidium moitessierianum (Paladilhe, 1866)
Species Pisidium trapezoideum Sterki, 1896 accepted as Pisidium casertanum (Poli, 1791)
Species Pisidium triangulatum Pierce, 2014 †
Species Pisidium trigonoides W. Dybowski, 1902 accepted as Euglesa trigonoides (W. Dybowski, 1902)
Species Pisidium trigonum Capellini, 1880 †
Species Pisidium trigonum Locard, 1893 accepted as Odhneripisidium moitessierianum (Paladilhe, 1866)
Species Pisidium tumidum Clessin, 1875
Species Pisidium turanicum Clessin, 1874 accepted as Euglesa obtusalis (Lamarck, 1818)
Species Pisidium uejii Mori, 1938 accepted as Odhneripisidium uejii (Mori, 1938)
Species Pisidium uenoi Mori, 1938 accepted as Euglesa lilljeborgii (Clessin, 1886)
Species Pisidium ultramontanum Prime, 1865 accepted as Euglesa ultramontana (Prime, 1865)
Species Pisidium urinator Clessin, 1877 accepted as Euglesa conventus (Clessin, 1887)
Species Pisidium urinator Clessin, 1876 accepted as Conventus conventus (Clessin, 1877)
Species Pisidium variabile Prime, 1852 accepted as Euglesa variabilis (Prime, 1852)
Species Pisidium vasseuri (Dollfus, 1906) †
Species Pisidium ventricosum Prime, 1851 accepted as Euglesa ventricosa (Prime, 1851)
Species Pisidium verneuili (de Boissy, 1848) †
Species Pisidium versilini Martinson, 1982 †
Species Pisidium vesiculare Sterki, 1896 accepted as Pisidium ventricosum Prime, 1851
Species Pisidium vexum Sterki, 1916 accepted as Pisidium ferrugineum Prime, 1852
Species Pisidium vile Pilsbry, 1897
Species Pisidium vincentianum B. B. Woodward, 1913 † accepted as Odhneripisidium stewarti (Preston, 1909)
Species Pisidium vionianum Bourguignat, 1869 †
Species Pisidium virginicum [sensu Prime, 1865] accepted as Pisidium dubium (Say, 1817)
Species Pisidium virginicum [sensu Sterki, 1916] accepted as Pisidium dubium (Say, 1817)
Species Pisidium viridarium Kuiper, 1956 accepted as Euglesa viridaria (Kuiper, 1956)
Species Pisidium volutabundum Vanatta, 1910
Species Pisidium vukovici Neubauer, Harzhauser & Mandic, 2013 †
Species Pisidium waldeni Kuiper, 1975 accepted as Euglesa waldeni (Kuiper, 1975)
Species Pisidium walkeri Sterki, 1895 accepted as Euglesa walkeri (Sterki, 1895)
Species Pisidium wardensis Bickel, 1973 †
Species Pisidium watsoni Paiva, 1866
Species Pisidium wilhelminae Odhner, 1940
Species Pisidium wolfii Clessin, 1879
Species Pisidium woodringi Yen, 1945 †
Species Pisidium yarkandense Prashad, 1933 accepted as Odhneripisidium yarkandense (Prashad, 1933)
Species Pisidium zhangzhuanense B.-Y. Huang, 1983 †
Species Pisidium zhushutangense J.-G. Sha, 1992 †
Species Pisidium zoctanum Poli, 1876 accepted as Euglesa (Euglesa) crimeana Stadnichenko, 1980
Species Pisidium zonatum Prime, 1852 accepted as Pisidium casertanum (Poli, 1791)
Species Pisidium zugmayeri A. Weber, 1910 accepted as Euglesa zugmayeri (A. Weber, 1910)
Genus Primella Cooper, 1892 accepted as Sphaerium Scopoli, 1777
Genus Pseudeupera Germain, 1913 accepted as Euglesa (Pseudeupera) Germain, 1913
Genus Pseudocorbicula Dautzenberg, 1908 accepted as Sphaerium Scopoli, 1777
Genus Rivicoliana Servain, 1888 accepted as Sphaerium (Amesoda) Rafinesque, 1820
Genus Roseana Fagot, 1892 accepted as Euglesa (Casertiana) Servain, 1888
Genus Shadinicyclas Starobogatov & Korniushin, 1986 accepted as Sphaerium (Amesoda) Rafinesque, 1820
Genus Sphaeriastrum Bourguignat, 1854 accepted as Sphaerium Scopoli, 1777
Genus Sphaerium Scopoli, 1777 (182)
Genus Tetragonocyclas Pirogov & Starobogatov, 1974 accepted as Euglesa (Cingulipisidium) Pirogov & Starobogatov, 1974
Genus Zecyclas Starobogatov, 1968 accepted as Sphaerium (Sphaerinova) Iredale, 1943
Tribe Euglesini Pirogov & Starobogatov, 1974 accepted as Sphaeriinae Deshayes, 1855 (1820)
Genus Amesoda Rafinesque, 1820 accepted as Sphaerium (Amesoda) Rafinesque, 1820
Genus Cordula Leach, 1852 accepted as Pisidium C. Pfeiffer, 1821
Genus Megasphaerioides Komatsu, J.-H. Chen & Q.-F. Wang, 2003 † (1)
Genus Pera Leach, 1831 accepted as Pisidium C. Pfeiffer, 1821
Genus Pisum Megerle von Mühlfeld, 1811
Genus Protosphaerium Hocknull, 2000 † (2)
Genus Sphaericoncha C. M. Kolesnikov, 1980 † (4)
Genus Sphaerinova Iredale, 1943 accepted as Musculium (Sphaerinova) Iredale, 1943
Genus Sphaerioides J.-S. Yu & K. Zhang, 1982 † (3)
Genus Tetoriunio Koarai & Matsukawa, 2016 † accepted as Megasphaerioides Komatsu, J.-H. Chen & Q.-F. Wang, 2003 †
Family Starobogatoviconchidae Zykin †
Order Venerida (2 821)
Superfamily Cyamioidea G. O. Sars, 1878 (98)
Superfamily Gaimardioidea Hedley, 1916 accepted as Cyamioidea G. O. Sars, 1878
Superfamily Galeommatacea accepted as Galeommatoidea J. E. Gray, 1840
Superfamily Grammysioidea S. A. Miller, 1877 † (90)
Superfamily Kalenteroidea Marwick, 1953 † (39)
Superfamily Mactracea accepted as Mactroidea Lamarck, 1809
Order Anomalodesmacea accepted as Anomalodesmata
Order Euheterodonta incertae sedis (27)
Order Pholadomyida represented as Anomalodesmata
Family Lipanellidae T. M. Sánchez, 2005 † (4)
Family Rhaetidiidae Dominici & Danise, 2024 † (2)
Subterclass Heterodonta
Subterclass Palaeoheterodonta (4 072)
Superorder Heteroconchia incertae sedis † (1)
Infraclass Pteriomorphia (6 658)
Subclass Bivalvia incertae sedis (7)
Subclass Palaeotaxodonta accepted as Nuculida
Subclass Paleoheterodonta accepted as Palaeoheterodonta
Subclass Protobranchia (1 365)
Infraclass Cryptodonta † (342)
Class Caudofoveata (143)
Class Cephalopoda (1 834)
Class Conchifera accepted as Bivalvia
Class Cricoconarida † (1)
Class Gastropoda (102 697)
Class Lamellibranchiata accepted as Bivalvia
Class Loricata accepted as Polyplacophora
Class Mollusca incertae sedis † (372)
Class Monoplacophora (229)
Class Pelecypoda accepted as Bivalvia
Class Polyplacophora (1 377)
Class Polyplaxiphora accepted as Polyplacophora
Class Rostroconchia † (64)
Class Scaphopoda (752)
Class Solenoconchia accepted as Scaphopoda
Class Solenogastres (313)
Subclass Chaetodermomorpha accepted as Caudofoveata