List of non-marine molluscs of Malta



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.

Freshwater gastropods
Freshwater gastropods in Malta include:

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

Thiaridae Lymnaeidae
 * Melanoides tuberculata (O. F. Müller, 1774) - probably locally extinct
 * Galba truncatula (O. F. Müller, 1774)
 * Radix peregra (O. F. Müller, 1774) - probably locally extinct

Physidae
 * Physella acuta Draparnaud, 1805 - non-indigenous

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

Land gastropods
Land gastropods in Malta include:

Pomatiidae
 * Pomatias elegans (O. F. Müller, 1774) - non-indigenous
 * Tudorella sulcata (Draparnaud, 1805)

Truncatellidae
 * Truncatella subcylindrica (Linnaeus, 1767) - partly marine, partly land snail

Ellobiidae
 * Leucophytia bidentata (Montagu, 1808) - semi-marine
 * Ovatella firminii (Payraudeau, 1826) - semi-marine
 * Myosotella myosotis (Draparnaud, 1801) - semi-marine
 * Carychium schlickumi Strauch, 1977

Lauriidae
 * Lauria cylindracea (Da Costa, 1778)

Valloniidae
 * Vallonia pulchella (O. F. Müller, 1774)

Vertiginidae
 * Truncatellina callicratis (Scacchi, 1833)

Pleurodiscidae
 * Pleurodiscus balmei (Potiez & Michaud, 1838)

Chondrinidae
 * Granopupa granum (Draparnaud, 1801)
 * Rupestrella philippii (Cantraine, 1840)

Enidae
 * Mastus pupa (Linnaeus, 1758)

Clausiliidae
 * Lampedusa imitatrix (O. Boettger, 1879) - Lampedusa imitatrix imitatrix (O. Boettger, 1879) - endemic; Lampedusa imitatrix melitensis (Gatto, 1892) - endemic
 * 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
 * hybrid Lampedusa imitatrix imitatrix × Muticaria macrostoma macrostoma
 * Muticaria macrostoma (Gulia, 1861) - Muticaria macrostoma mamotica (Gulia, 1861) - endemic; Muticaria macrostoma scalaris (L. Pfeiffer, 1848) - endemic
 * Papillifera papillaris (O. F. Müller, 1774)

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

Subulinidae
 * Rumina decollata (Linnaeus, 1758)

Testacellidae
 * Testacella riedeli Guisti, Manganelli & Schembri, 1995

Discidae
 * Discus rotundatus (O. F. Müller, 1774) - non-indigenous

Succineidae
 * Oxyloma elegans (Risso, 1826)

Pristilomatidae
 * Vitrea contracta (Westerlund, 1871)
 * Vitrea subrimata (Reinhardt, 1871)

Oxychilidae
 * Mediterranea hydatina (Rossmässler, 1838)
 * Oxychilus draparnaudi (Beck, 1837)

Milacidae
 * Milax nigricans (Schultz, 1836)
 * Tandonia sowerbyi (Férussac, 1823)

Limacidae
 * Limacus flavus Linnaeus, 1758
 * Lehmannia melitensis (Lessona & Pollonera, 1882)
 * Ambigolimax valentianus (Férussac, 1821) – introduced

Agriolimacidae
 * Deroceras panormitanum (Lessona & Pollonera, 1882)
 * Deroceras golcheri Altena, 1962

Sphincterochilidae
 * Sphincterochila candidissima (Draparnaud, 1801)

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

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

Trissexodontidae
 * Caracollina lenticula (Michaud, 1831)

Freshwater bivalves
Freshwater bivalves in Malta include:

Sphaeriidae
 * Pisidium casertanum (Poli, 1791)
 * Pisidium personatum (Malm, 1855)