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The non-marine molluscs of Malta are a part of the molluscan fauna of Malta (wildlife of Malta).

A number of species of non-marine molluscs are found in the wild in Malta. There are 78 species of gastropods, 15 species of freshwater gastropods, 62 species of land gastropods) and 2 species of bivalves living in the wild.

There are 5 non-indigenous species of gastropods (2 freshwater and 2 land species). There are no non-indigenous species of bivalves in the wild in Malta.

Summary table of number of species:
Numbers of molluscs by habitat	Number of species (according to this list)
Freshwater gastropods	15
Land gastropods	62
Total number of non-marine gastropods	77
Freshwater bivalves	2
Total number of non-marine molluscs	79

Freshwater gastropods

Freshwater gastropods in Malta include:

Hydrobiidae

Hydrobia acuta (Draparnaud, 1805) - in brackish water^[1]
Hydrobia ventrosa (Montagu, 1803) - in brackish water^[1]
Paludinella littorina (Delle Chiaje, 1828) - in brackish water^[1]
Pseudamnicola moussoni (Calcara, 1841)^[1]
Heleobia stagnorum (Gmelin, 1791)^[2] - synonym: Littorinida stagnorum (Gmelin, 1791)^[1] - in brackish water
Mercuria similis (Draparnaud, 1805)^[1]

Thiaridae

Melanoides tuberculata (O. F. Müller, 1774)^[1] - probably locally extinct^[2]

Lymnaeidae

Galba truncatula (O. F. Müller, 1774)^[1]
Radix peregra (O. F. Müller, 1774)^[1] - probably locally extinct^[2]

Physidae

Physella acuta Draparnaud, 1805 - non-indigenous^[1]

Planorbidae

Planorbis moquini Requien, 1848^[1]
Planorbis planorbis (Linnaeus, 1758)^[1] - probably locally extinct^[2]
Gyraulus laevis (Alder, 1838)^[1]
Helisoma duryi Wetherby, 1879 - non-indigenous^[1]
Ancylus fluviatilis (O. F. Müller, 1774)^[1]

Land gastropods

Land gastropods in Malta include:

Pomatiidae

Pomatias elegans (O. F. Müller, 1774) - non-indigenous^[1]
Tudorella sulcata (Draparnaud, 1805)^[1]

Truncatellidae

Truncatella subcylindrica (Linnaeus, 1767)^[1] - partly marine, partly land snail

Ellobiidae

Leucophytia bidentata (Montagu, 1808)^[1] - semi-marine
Ovatella firminii (Payraudeau, 1826)^[1] - semi-marine
Myosotella myosotis (Draparnaud, 1801)^[1] - semi-marine
Carychium schlickumi Strauch, 1977^[1]

Lauriidae

Lauria cylindracea (Da Costa, 1778)^[1]

Valloniidae

Vallonia pulchella (O. F. Müller, 1774)^[1]

Vertiginidae

Truncatellina callicratis (Scacchi, 1833)^[1]

Pleurodiscidae

Pleurodiscus balmei (Potiez & Michaud, 1838)^[1]

Chondrinidae

Granopupa granum (Draparnaud, 1801)^[1]
Rupestrella philippii (Cantraine, 1840)^[1]

Enidae

Mastus pupa (Linnaeus, 1758)^[1]

Clausiliidae

Lampedusa imitatrix (O. Boettger, 1879) - Lampedusa imitatrix imitatrix (O. Boettger, 1879) - endemic; Lampedusa imitatrix melitensis (Gatto, 1892) - endemic^[1]
Muticaria macrostoma (Cantraine, 1835) - Muticaria macrostoma macrostoma (Cantraine, 1835) - endemic; Muticaria macrostoma oscitans (Charpentier, 1852) - endemic; Muticaria macrostoma macrostoma × Muticaria macrostoma oscitans - endemic; Muticaria macrostoma macrostoma × Muticaria macrostoma scalaris^[1]
hybrid Lampedusa imitatrix imitatrix × Muticaria macrostoma macrostoma^[1]
Muticaria macrostoma (Gulia, 1861) - Muticaria macrostoma mamotica (Gulia, 1861) - endemic; Muticaria macrostoma scalaris (L. Pfeiffer, 1848) - endemic^[1]
Papillifera papillaris (O. F. Müller, 1774)^[1]

Ferussaciidae

Ferussacia folliculum (Gronovius, 1781)^[1]
Cecilioides acicula (O. F. Müller, 1774)^[1]
Cecilioides janii (De Betta & Martinati, 1855)^[1]
Cecilioides petitiana (Benoit, 1862)^[1]
Hohenwartiana hohenwarti (Rossmässler, 1839)^[1]

Subulinidae

Rumina decollata (Linnaeus, 1758)^[1]

Testacellidae

Testacella riedeli Guisti, Manganelli & Schembri, 1995^[1]

Discidae

Discus rotundatus (O. F. Müller, 1774) - non-indigenous^[1]

Succineidae

Oxyloma elegans (Risso, 1826)^[1]

Pristilomatidae

Vitrea contracta (Westerlund, 1871)^[1]
Vitrea subrimata (Reinhardt, 1871)^[1]

Oxychilidae

Mediterranea hydatina (Rossmässler, 1838)^[1]
Oxychilus draparnaudi (Beck, 1837)^[1]

Milacidae

Milax nigricans (Schultz, 1836)^[1]
Tandonia sowerbyi (Férussac, 1823)^[1]

Limacidae

Limacus flavus Linnaeus, 1758^[1]
Lehmannia melitensis (Lessona & Pollonera, 1882)^[1]
Ambigolimax valentianus (Férussac, 1821) – introduced^[3]

Agriolimacidae

Deroceras panormitanum (Lessona & Pollonera, 1882)^[1]
Deroceras golcheri Altena, 1962^[1]

Sphincterochilidae

Sphincterochila candidissima (Draparnaud, 1801)^[1]

Hygromiidae

Cernuella caruanae (Kobelt, 1888) - endemic to Malta and Sicily^[1]
Cernuella cisalpina (Rossmässler, 1837)^[1]
Cernuella virgata (Da Costa, 1778)^[1]
Cochlicella acuta (O. F. Müller, 1774)^[1]
Cochlicella conoidea (Draparnaud, 1801)^[1]
Schileykiella parlatoris (Bivona, 1839)^[1]
Trochoidea calcarata (Benoit, 1860) - endemic^[1]
Trochoidea cucullus (Martens, 1873) - endemic^[1]
Trochoidea despotti (Soós, 1933) - endemic^[1]
Trochoidea ogygiaca (Westerlund, 1889) - endemic^[1]
Trochoidea schembrii (Pfeiffer, 1848) - endemic^[1]
Trochoidea spratti (Pfeiffer, 1846) - endemic^[1]
Xerocrassa gharlapsi (Beckmann, 1987) - endemic^[1]
Xerocrassa meda (Porro, 1840)^[1]
Xerotricha apicina (Lamarck, 1822)^[1]
Xerotricha conspurcata (Draparnaud, 1801)^[1]

Helicidae

Cantareus aperta (Born, 1778)^[1]
Cornu aspersum (O. F. Müller, 1774)^[1]
Eobania vermiculata (O. F. Müller, 1774)^[1]
Murella globularis (Philippi, 1836)^[1]
Murella melitensis (Férussac, 1821) - endemic^[1]
Theba pisana (O. F. Müller, 1774)^[1]

Trissexodontidae

Caracollina lenticula (Michaud, 1831)^[1]

Freshwater bivalves

Freshwater bivalves in Malta include:

Sphaeriidae

Pisidium casertanum (Poli, 1791)^[1]
Pisidium personatum (Malm, 1855)^[1]

References

^ ^a ^b ^c ^d ^e ^f ^g ^h ⁱ ^j ^k ^l ^m ⁿ ^o ^p ^q ^r ^s ^t ^u ^v ^w ^x ^y ^z ^aa ^ab ^ac ^ad ^ae ^af ^ag ^ah ^ai ^aj ^ak ^al ^am ^an ^ao ^ap ^aq ^ar ^as ^at ^au ^av ^aw ^ax ^ay ^az ^ba ^bb ^bc ^bd ^be ^bf ^bg ^bh ^bi ^bj ^bk ^bl ^bm ^bn ^bo ^bp ^bq ^br ^bs ^bt ^bu ^bv ^bw ^bx ^by ^bz ^ca ^cb ^cc ^cd ^ce ^cf ^cg ^ch ^ci Kolouch, Luboš R. (2003-07-10). "Suchozemští, sladkovodní a brakičtí měkkýši ostrovů Malty [Terrestrial, freshwater and brackish mollusca of Malta islands]". Malacologica Bohemoslovaca (in Czech). 2: 43–50. doi:10.5817/MaB2003-2-43. ISSN 1336-6939.
^ ^a ^b ^c ^d Schembri P. J. (1992). "Diversity and conservation of the non-marine molluscs of the Maltese Islands". In: Giusti F. & Manganelli G. (eds.) Abstracts of the Eleventh International Malacological Congress, Siena 1992. pp. 195-198. University of Siena, Siena, Italy. PDF.
^ Beckmann, K.-H. (2003). "Neunachweis von Lehmannia valentiana für die Maltesischen Inseln". Heldia. 5 (1/2): 37.

External links

Beckmann K. H. (1987). "Land - und Süβwassermollusken der Maltesischen Inseln". Heldia 1,suppl. 1: 1-38.
Beckmann K. H. (1992). "Catalogue and bibliography of the land and freshwater molluscs of the Maltese Islands, the Pelagi Islands and the isle of Pantelleria". Heldia 2suppl. 2: 1-60.
Beckmann K. H. & Gittenberger E. (1987). "The Clausiliidae (Gastropoda) of the Maltese Islands, some additional data". Journal of Conchology 32: 335-338.
Holyoak D. T. (1986). "Biological species-limits and systematics of Clausiliidae (Gastropoda) of the Maltese Islands". Journal of Conchology 32: 211-220.
Mandahl-Barth G. (1988). "The shell-bearing land-snails of Malta". Mdina, Malta, Friends of the National Museum of Natural History, iv + 65 pp.
Soós L. (1933). "A systematic and zoogeographical contribution to the mollusc fauna of the Maltese Islands and Lampedusa". Archiv für Naturgeschichte 2: 305-353.
Thake M. A. & Schembri P. J. (1989). "Mollusca". In: Schembri P. J. & Sultana J. (eds.) Red data book for the Maltese Islands. pp. 79-89. Valletta, Malta, Department of Information.