There are 159 species of non-marine molluscs living in the wild in Latvia. In addition there are at least 9 gastropod species living only in as hothouse aliens in greenhouses, aquaria and terraria.
There are 129 species of gastropods,List of snail species in Latvia Latest modifications: 2002.08.21. Compiled by Arturs Stalazs. 43 species of freshwater gastropods, 86 species of land gastropods and 30 species of bivalvesList of bivalve species in Latvia, Latest modifications: 2002.08.21., Compiled by Arturs Stalazs, cited 30 November 2007 living in the wild.
Summary table of number of species (Summary table is based on species counted in this list and include also those ones with question marks) Latvia freshwater gastropods 43 land gastropods 86 gastropods altogether 129 bivalves 30 molluscs altogether 159 non-indigenous gastropods in the wild ?? freshwater and ?? land non-indigenous hot-house alien gastropods 9 non-indigenous bivalves in the wild ? non-indigenous hot-house alien bivalves no non-indigenous molluscs altogether ?
Systematic list The list is divided into freshwater and land species and then arranged in zoological order. The list is complete.
Freshwater gastropods Species of non-marine gastropods in Latvia include:
Neritidae Theodoxus fluviatilis (Linnaeus, 1758)
Viviparidae Viviparus viviparus (Millet, 1813) Viviparus contectus (Linnaeus, 1758)
Hydrobiidae Hydrobia ulvae (Pennant, 1777) Hydrobia stagnalis (Baster, 1765) Potamopyrgus antipodarum (Gray, 1843) Marstoniopsis scholtzi (A. Schmidt, 1856)
Lithoglyphidae Lithoglyphus naticoides C. Pfeiffer, 1828
Bithyniidae Bithynia tentaculata (Linnaeus, 1758) Bithynia leachii (Sheppard, 1823)
Valvatidae Valvata cristata O. F. Müller, 1774 Valvata pulchella Studer, 1820 Valvata piscinalis (O. F. Müller, 1774)
Acroloxidae Acroloxus lacustris (Linnaeus, 1758)
Lymnaeidae Galba truncatula (O. F. Müller, 1774) Stagnicola palustris (O. F. Müller, 1774) Stagnicola fuscus (C. Pfeiffer, 1821) Stagnicola corvus (Gmelin, 1791) Radix auricularia (Linnaeus, 1758) Radix ampla (Hartmann, 1821) Radix peregra (O. F. Müller, 1774) Radix balthica (Linnaeus, 1758) Myxas glutinosa (O. F. Müller, 1774) Lymnaea stagnalis (Linnaeus, 1758)
Physidae Aplexa hypnorum (Linnaeus, 1758) Physa fontinalis (Linnaeus, 1758)
Planorbidae Planorbarius corneus (Linnaeus, 1758) Planorbis planorbis (Linnaeus, 1758) Planorbis carinatus O. F. Müller, 1774 Anisus spirorbis (Linnaeus, 1758) Anisus leucostoma (Millet, 1813) Anisus vortex (Linnaeus, 1758) Anisus vorticulus (Troschel, 1834) Bathyomphalus contortus (Linnaeus, 1758) Gyraulus albus (O. F. Müller, 1774) Gyraulus acronicus (A. Fėrussak, 1807) Gyraulus laevis (Alder, 1838) Gyraulus riparius (Westerlund, 1865) Gyraulus rossmaessleri (Auerswald, 1851) Gyraulus crista (Linnaeus, 1758) Hippeutis complanatus (Linnaeus, 1758) Segmentina nitida (O. F. Müller, 1774) Ancylus fluviatilis O. F. Müller, 1774
Land gastropods
Aciculidae Platyla polita (Hartmann, 1840)
Ellobiidae Carychium minimum (O. F. Müller, 1774) Carychium tridentatum (Risso, 1826)
Cochlicopidae Cochlicopa lubrica (O. F. Müller, 1774) Cochlicopa lubricella (Porro, 1838) Cochlicopa nitens (Gallenstein, 1848)
Lauriidae Lauria cylindracea (Da Costa, 1778)
Pupillidae Pupilla muscorum (Linnaeus, 1758)
Valloniidae Vallonia costata (O. F. Müller, 1774) Vallonia pulchella (O. F. Müller, 1774) Vallonia excentrica Sterki, 1893 Acanthinula aculeata (O. F. Müller, 1774) Spermodea lamellata (Jeffreys, 1830)
Vertiginidae Columella edentula (Draparnaud, 1805) Columella aspera Waldėn, 1966 Truncatellina cylindrica (A. Ferussac, 1807) Vertigo pusilla O. F. Müller, 1774 Vertigo antivertigo (Draparnaud, 1801) Vertigo substriata (Jeffreys, 1833) Vertigo pygmaea (Draparnaud, 1801) Vertigo lilljeborgi (Westerlund, 1871) Vertigo genesii (Gredler, 1856) Vertigo geyeri Lindholm, 1925 Vertigo ronnebyensis (Westerlund, 1871) Vertigo alpestris Alder, 1838 Vertigo angustior Jeffreys, 1830
Enidae Ena montana (Draparnaud, 1801) Merdigera obscura (O. F. Müller, 1774)
Clausiliidae Cochlodina laminata (Montagu, 1803) Cochlodina orthostoma (Menke, 1828) Ruthenica filograna (Rossmässler, 1836) Macrogastra ventricosa (Draparnaud, 1801) Macrogastra plicatula (Draparnaud, 1801) Macrogastra borealis (Boettger, 1878) - synonym: Macrogastra latestriata (A. Schmidt, 1857) Clausilia bidentata (Ström, 1765) Clausilia cruciata (Studer, 1820) Clausilia pumila C. Pfeiffer, 1828 Clausilia dubia Draparnaud, 1805 Laciniaria plicata (Draparnaud, 1801) Balea biplicata (Montagu, 1803) Bulgarica cana (Held, 1836)
Succineidae Succinea putris (Linnaeus, 1758) Succinella oblonga (Draparnaud, 1801) Oxyloma elegans (Risso, 1826)
Ferussaciidae Cecilioides acicula (O. F. Müller, 1774) - nonindigenous since 2006Šteffek J., Stalažs A. & Dreijers E., 2008: Snail fauna of the oldest cemeteries from Riga (Latvia). – Malacologica Bohemoslovaca, 7: 79–80. 29-September-2008.
Punctidae Punctum pygmaeum (Draparnaud, 1801)
Discidae Discus ruderatus (A. Ferussac, 1821) Discus rotundatus (O. F. Müller, 1774)
Gastrodontidae Zonitoides nitidus (O. F. Müller, 1774)
Euconulidae Euconulus fulvus (O. F. Müller, 1774) Euconulus alderi (Gray, 1840)
Vitrinidae Vitrina pellucida (O. F. Müller, 1774)
Zonitidae Vitrea crystallina (O. F. Müller, 1774) Vitrea contracta (Westerlund, 1871)
Oxychilidae Aegopinella pura (Alder, 1830) Aegopinella nitidula (Draparnaud, 1805) Perpolita hammonis (Strøm, 1765) Perpolita petronella (L. Pfeiffer, 1853) Oxychilus cellarius (O. F. Müller, 1774) Oxychilus draparnaudi (Beck, 1837) Oxychilus alliarius (Miller, 1822)
Limacidae Limax cinereoniger Wolf, 1803 Limax maximus Linnaeus, 1758 Limacus flavus (Linnaeus, 1758) Malacolimax tenellus (O. F. Müller, 1774) Lehmannia marginata (O. F. Müller, 1774)
Agriolimacidae Deroceras laeve (O. F. Müller, 1774) ? Deroceras agreste Linnaeus, 1758 - marked with question mark in reference Deroceras reticulatum (O. F. Müller, 1774)
Arionidae Arion subfuscus (Draparnaud, 1805) Arion circumscriptus Johnston, 1828 Arion fasciatus (Nilsson, 1823) Arion silvaticus Lohmander, 1937 ? Arion distinctus Mabille, 1868 - marked with question mark in reference ? Arion hortensis A. Fėrussac, 1819 - marked with question mark in reference
Bradybaenidae Fruticicola fruticum (O. F. Müller, 1774)
Hygromiidae Euomphalia strigella (Draparnaud, 1801) Trichia hispida (Linnaeus, 1758) Xerolenta obvia (Menke, 1828) Pseudotrichia rubiginosa (Rossmässler, 1838)
Helicidae Arianta arbustorum (Linnaeus, 1758) Helicigona lapicida (Linnaeus, 1758) Isognomostoma isognomostomos (Schröter, 1784) Cepaea hortensis (O. F. Müller, 1774) Cepaea nemoralis (Linnaeus, 1758) Helix pomatia Linnaeus, 1758
Bivalvia Species of freshwater bivalves in Latvia include:
Unionoida Margaritiferidae Margaritifera margaritifera (Linnaeus, 1758)
Unionidae Unio pictorum (Linnaeus, 1758) Unio tumidus Philipsson, 1788 Unio crassus Philipsson, 1788 Anodonta anatina (O. F. Müller, 1774) Anodonta cygnea (Linnaeus, 1758) Pseudanodonta complanata (Rossmässler, 1835)
Veneroida Sphaeriidae Sphaerium corneum (Linnaeus, 1758) Sphaerium nucleus (S. Studer, 1820) Sphaerium ovale (A. Férussac, 1807) Sphaerium rivicola (Lamarck, 1818) Sphaerium solidum (Normand, 1844) Musculium lacustre (O. F. Müller, 1774) Pisidium amnicum (O. F. Müller, 1774) Pisidium casertanum (Poli, 1791) Pisidium henslowanum (Sheppard, 1823) Pisidium hibernicum Westerlund, 1894 Pisidium lilljeborgii Clessin, 1886 Pisidium milium Held, 1836 Pisidium nitidum Jenyns, 1832 Pisidium obtusale (Lamarck, 1818) Pisidium personatum Malm, 1855 Pisidium pulchellum Jenyns, 1832 Pisidium subtruncatum Malm, 1855 Pisidium supinum A. Schmidt, 1851
Dreissenidae Dreissena polymorpha (Pallas, 1771)
Hothouse aliens "Hothouse aliens" in Latvia include: Pomacea bridgesii Marisa cornuarietis Melanoides tuberculata Pseudosuccinea columella Physella acuta Helisoma trivolvis Achatina fulica Archachatina marginata Arion ater
See also Lists of molluscs of surrounding countries: List of non-marine molluscs of Sweden
References