Pisidium alticola (Kobelt, 1913)
syonymy (1 available, 1 total) | specimens (0)
Range: New Guinea. (Australasia)
other links: MolluscaBase

Pisidium amnicum (Müller, 1774)
syonymy (11 available, 17 total) | specimens (0 + 25 Genbank vouchers)
Range: Widespread from Europe to the Amur Basin, eastern Russia. Introduced to the Laurentian Great Lakes and Cairo. Possibly in other parts of Africa. (North America, Afrotropics, North Eurasia, East Asia)
Genbank sequences: 16S, 18S, 28S, 5.8S, COI, ITS1, other
NatureServe: G5
other links: MolluscaBase

Pisidium amurense Moskvicheva in Zatravkin, 1985
syonymy (1 available, 1 total) | specimens (0)
Range: Russian Far East and Sakhalin Island. (East Asia)
other links: MolluscaBase

Pisidium armillatum Kuiper, 1966
syonymy (1 available, 2 total) | specimens (0 + 2 Genbank vouchers)
Range: Kenya. (Afrotropics)
Genbank sequences: 16S, 28S, COI, H3
IUCN Red List: Data Deficient
other links: MolluscaBase

Pisidium artifex Kuiper, 1960
syonymy (1 available, 2 total) | specimens (0)
Range: Kenya. (Afrotropics)
IUCN Red List: Vulnerable D2
other links: MolluscaBase

Pisidium aucklandicum Suter, 1907
syonymy (1 available, 1 total) | specimens (0)
Range: New Zealand. (Australasia)

Pisidium behningi (Izzatullaev & Starobogatov, 1986)
syonymy (1 available, 1 total) | specimens (0)
Range: Central Asia. (North Eurasia)
other links: MolluscaBase

Pisidium bejumae H.B. Baker, 1930
syonymy (1 available, 1 total) | specimens (0)
Range: Venezuela and Brazil. (South America)
other links: MolluscaBase

Pisidium betafoense Kuiper, 1953
syonymy (1 available, 1 total) | specimens (0)
Range: Madagascar. (Afrotropics)
IUCN Red List: Critically Endangered B2ab(iii); D
other links: MolluscaBase

Pisidium boliviense Sturany, 1900
syonymy (1 available, 1 total) | specimens (0)
Range: Amazon, Brazil. (South America)
other links: MolluscaBase

Pisidium chatyrkulense (Izzatullaev & Starobogatov, 1986)
syonymy (1 available, 1 total) | specimens (0)
Range: Central Asia. (North Eurasia)
other links: MolluscaBase

Pisidium chicha Ituarte, 2005
syonymy (1 available, 1 total) | specimens (0)
Range: Northern Argentina. (South America)
other links: MolluscaBase

Pisidium chiquitanum Ituarte, 2001
syonymy (1 available, 1 total) | specimens (0)
Range: Central Bolivia to northern Argentina. (South America)
IUCN Red List: Least Concern
other links: MolluscaBase

Pisidium cruciatum Sterki, 1895
syonymy (1 available, 1 total) | specimens (0)
Range: Great Lakes and Interior Basin, North America. (North America)
IUCN Red List: Least Concern
NatureServe: G4
other links: MolluscaBase

Pisidium decurtatum (Lindholm, 1909)
syonymy (1 available, 1 total) | specimens (0)
Range: Baikal Lake and the Yenisei River. (North Eurasia)
other links: MolluscaBase

Pisidium dilatatum Westerlund, 1897
syonymy (9 available, 11 total) | specimens (0 + 12 Genbank vouchers)
Range: Northern Europe to Kamchatka. (North Eurasia, East Asia)
Genbank sequences: 16S, 28S, 5.8S, ITS1
IUCN Red List: Least Concern
other links: MolluscaBase

Pisidium dorbignyi Clessin, 1879
syonymy (2 available, 2 total) | specimens (0)
Range: Uruguay, Argentina and Brazil. (South America)
IUCN Red List: Least Concern
other links: MolluscaBase

Pisidium dubium (Say, 1817)
syonymy (5 available, 7 total) | specimens (0)
Range: Widespread in eastern North America. (North America)
Genbank sequences: 16S, 18S, 28S, 5.8S, other
IUCN Red List: Least Concern
NatureServe: G5
other links: MolluscaBase

Pisidium fistulosum Mandahl-Barth, 1954
syonymy (1 available, 1 total) | specimens (0)
Range: Endemic to Lake Victoria. (Afrotropics)
IUCN Red List: Least Concern
other links: MolluscaBase

Pisidium forense Meier Brook, 1967
syonymy (1 available, 1 total) | specimens (0)
Range: Southern Brazil. (South America)
other links: MolluscaBase

Pisidium gafurovi (Izzatullaev & Starobogatov, 1986)
syonymy (1 available, 1 total) | specimens (0)
Range: Central Asia. (North Eurasia)
other links: MolluscaBase

Pisidium globulus Clessin, 1888
syonymy (1 available, 1 total) | specimens (0)
Range: Southern Brazil. (South America)
IUCN Red List: Data Deficient
other links: MolluscaBase

Pisidium harrisoni Kuiper, 1964
syonymy (1 available, 2 total) | specimens (0)
Range: Endemic to South Africa. (Afrotropics)
IUCN Red List: Data Deficient

Pisidium huillichum Ituarte, 1999
syonymy (1 available, 1 total) | specimens (0)
Range: Chile. (South America)
other links: MolluscaBase

Pisidium idahoensis Roper, 1890
syonymy (2 available, 2 total) | specimens (0)
Range: Great Lakes west to the Pacific, North America. (North America)
IUCN Red List: Least Concern (Pisidium idahoense)
NatureServe: G5 (Pisidium idahoense)
other links: MolluscaBase

Pisidium inacayali Ituarte, 1996
syonymy (1 available, 1 total) | specimens (0)
Range: Patagonia, Argentina. (South America)
other links: MolluscaBase

Pisidium invenustum Kuiper, 1966
syonymy (1 available, 1 total) | specimens (0)
Range: Tanzania. (Afrotropics)
IUCN Red List: Data Deficient
other links: MolluscaBase

Pisidium iquito Ituarte, 2004
syonymy (1 available, 1 total) | specimens (0)
Range: Amazon Basin, Peru. (South America)
IUCN Red List: Least Concern
other links: MolluscaBase

Pisidium issykkulense (Izzatullaev & Starobogatov, 1986)
syonymy (1 available, 1 total) | specimens (0)
Range: Central Asia. (North Eurasia)

Pisidium jamaicense Prime, 1865
syonymy (3 available, 3 total) | specimens (0)
Range: Caribbean. (Central America)
other links: MolluscaBase

Pisidium johnsoni E.A. Smith, 1882
syonymy (2 available, 2 total) | specimens (0)
Range: Madagascar. (Afrotropics)
IUCN Red List: Vulnerable D2
other links: MolluscaBase

Pisidium kawamurai Mori, 1938
syonymy (2 available, 2 total) | specimens (0)
Range: Japan. (East Asia)

Pisidium lebruni Mabille, 1884
syonymy (1 available, 1 total) | specimens (0)
Range: Punta Arenas, Chile. (South America)
other links: MolluscaBase

Pisidium llanquihuense Ituarte, 1999
syonymy (1 available, 1 total) | specimens (0)
Range: Chile. (South America)
other links: MolluscaBase

Pisidium magellanicum (Dall, 1908)
syonymy (1 available, 2 total) | specimens (0)
Range: Southern Patagonia, Argentina and Chile. (South America)
other links: MolluscaBase

Pisidium meierbrooki Kuiper & Hinz, 1984
syonymy (1 available, 1 total) | specimens (0)
Range: Area around Lake Titicaca north to Cuzco, Peru, Bolivia and northern Chile. (South America)
IUCN Red List: Least Concern
other links: MolluscaBase

Pisidium montigenum Kuiper, 1966
syonymy (1 available, 1 total) | specimens (0)
Range: Kenya and Uganda. (Afrotropics)
IUCN Red List: Near Threatened
other links: MolluscaBase

Pisidium observationis Pilsbry, 1911
syonymy (1 available, 1 total) | specimens (0)
Range: Argentina and Southern Brazil. (South America)
IUCN Red List: Data Deficient
other links: MolluscaBase

Pisidium ocloya Ituarte, 2005
syonymy (1 available, 2 total) | specimens (0)
Range: Northern Argentina. (South America)
other links: MolluscaBase

Pisidium omaguaca Ituarte, 2005
syonymy (1 available, 1 total) | specimens (0)
Range: Northern Argentina. (South America)
IUCN Red List: Least Concern
other links: MolluscaBase

Pisidium orientale Prozorova, 1995
syonymy (1 available, 1 total) | specimens (0)
Range: Russian Far East. (East Asia)
Genbank sequences: 16S
other links: MolluscaBase

Pisidium pamirense (Izzatullaev & Starobogatov, 1986)
syonymy (1 available, 1 total) | specimens (0)
Range: Central Asia. (North Eurasia)
other links: MolluscaBase

Pisidium parenzani Gambetta, 1930
syonymy (1 available, 1 total) | specimens (0)
Range: Lake Ohrid, Albania and Macedonia. (North Eurasia)

Pisidium patagonicum Pilsbry, 1911
syonymy (2 available, 2 total) | specimens (0)
Range: Patagonia, Argentina. (South America)
other links: MolluscaBase

Pisidium pipoense Ituarte, 2000
syonymy (1 available, 1 total) | specimens (0)
Range: Parana Basin in Argentina. (South America)
other links: MolluscaBase

Pisidium plenilunium (Melvill & Standen, 1907)
syonymy (2 available, 2 total) | specimens (0)
Range: Argentina. (South America)
IUCN Red List: Data Deficient
other links: MolluscaBase

Pisidium punctatum Sterki, 1895
syonymy (5 available, 5 total) | specimens (0)
Range: Widespread in North America. (North America)
NatureServe: G5 (Pisidium simplex)
other links: MolluscaBase

Pisidium punctiferum (Guppy, 1867)
syonymy (4 available, 4 total) | specimens (0)
Range: Tropical North and South America. (North America, Central America, South America)
NatureServe: G4
other links: MolluscaBase

Pisidium reticulatum Kuiper, 1966
syonymy (1 available, 1 total) | specimens (0)
Range: Zambezi Basin, Africa and Madagascar. (Afrotropics)
IUCN Red List: Least Concern
other links: MolluscaBase

Pisidium sanguinichristi Taylor, 1987
syonymy (1 available, 1 total) | specimens (0)
Range: Known only from Middle Fork Lake in the Sangre de Cristo Mountains, Taos County, New Mexico (Rio Grande Basin). (North America)
IUCN Red List: Vulnerable D2
NatureServe: G1
other links: MolluscaBase

Pisidium taraguyense Ituarte, 2000
syonymy (1 available, 1 total) | specimens (0)
Range: Argentina and Uruguay. (South America)
other links: MolluscaBase

Pisidium vegae Pilsbry, 1926
syonymy (1 available, 2 total) | specimens (0)
Range: Mexico. (Central America)

Pisidium vile Pilsbry, 1897
syonymy (1 available, 1 total) | specimens (0)
Range: Paraná Basin, Brazil, Argentina and Uruguay. (South America)
IUCN Red List: Least Concern
other links: MolluscaBase

Pisidium volutabundum Vanatta, 1910
syonymy (1 available, 1 total) | specimens (0)
Range: Bermuda. (North America)
other links: MolluscaBase

Pisidium wolfii Clessin in Miller, 1879
syonymy (1 available, 1 total) | specimens (0)
Range: Ecuador. (South America)