Paul (1982), Barker (1999).
Native to Western Europe and Mediterranean region, now cosmopolitan (Cowie 2000). This is the NIS with the oldest occurrence records in Chile (Philippi 1885) and the introduced species with the largest distribution in the country, found in this work (Tables 1, 2) from Iquique (20° S) to Chiloé Island (43° S).
Human transportation/established (Araya and Catalán 2014).
Herbivore, agricultural pest, invasive (Barker 1999). This species has a complicated, unresolved, taxonomy (Bank 2012). EA, I.
Bivalvia
Pteriomorpha
Mytiloida
Mytilidae
Mytilus galloprovincialis Lamarck, 1819. 36° S to 53° S, EA, SA.
Ostreoidea
Ostreidae
Crassostrea gigas (Thunberg, 1793). 15° S to 40° S, UA, II.
Pectinoidea
Pectinidae
Pecten maximus (Linnaeus, 1758). Imprecise distribution, UA, II.
Gastropoda
Caenogastropoda
Ampullaroidea
Ampullariidae
Pomacea bridgesii (Reeve, 1856). 33° S, EA, I.
Pomacea canaliculata (Lamarck, 1822). 31° S, EA, I.
Cerithioidea
Thiaridae
Melanoides maculata Bruguière, 1789. 18° S, EA, I.
Melanoides tuberculata (O. F. Müller, 1774). 20° S, EA, NA, I
Tonnoidea
Ranellidae
Monoplex keenae Beu, 1970. 23° S, EA, SA.
Monoplex wiegmanni (Anton, 1838). 23° S, UA, SA.
Truncatelloidea
Tateidae
Potamopyrgus antipodarum (Gray, 1843). 31° S and 32° S, EA, I.
Heterobranchia
Aplysioidea
Aplysiidae
Aplysia (Aplysia) juliana (Quoy & Gaimard, 1832). 23° S to 25° S, UA, SA.
Pulmonata
Achatinelloidea
Achatinellidae
Pacificella variabilis (Odhner, 1922). 39° S, EA, UI.
Achatinoidea
Subulinidae
Allopeas clavulinum (Potiez & Michaud, 1838). 39° S, UA, I.
Allopeas gracile (Hutton, 1834). 39° S, EA, I.
Rumina decollata (Linnaeus, 1758). Imprecise distribution, UA, I.
Helicoidea
Helicidae
Cornu aspersum (Müller, 1774). 18° S to 43° S, EA, I.
Otala lactea (Müller, 1774). Imprecise distribution, UA, I.
Otala punctata (Müller, 1774), 33° S, UA, I.
(Continued) Limacoidea
Agriolimacidae
Deroceras invadens Reise, Hutchinson, Schunack and Schlitt, 2011. 33° S, EA, IA, I.
Deroceras laeve (Müller, 1774). 27° S to 46° S, EA, I.
Deroceras reticulatum (Müller, 1774). 32° S to 55° S, EA, NA, I.
Lehmannia valentiana (Férussac, 1823). 32° S to 45° S, EA, I
Limacus flavus Linnaeus, 1758. 18° S to 39° S, EA, NA, I.
Limax maximus Linnaeus, 1758. 30° S to 46° S, EA, I.
Arion intermedius (Normand, 1852). 39° S to 43° S, EA, I.
Lymnaeoidea
Physidae
Haitia venustula ( Gould, 1847). 29° S to 31° S, EA, UI.
Vitrinoidea
Milacidae
Milax gagates (Draparnaud, 1801). 30° S to 45° S, EA, I.
Zonitidae
Oxychilus alliarius (Miller, 1822). 29° S to 39° S, EA, I.
Oxychilus cellarius Müller (1774). 30° S to 45° S, EA, I.
Punctoidea
Endodontidae
Paralaoma servilis (Shuttleworth, 1852). 39° S, EA, I.
Pupilloidea
Vertiginidae
Gastrocopta pediculus (Shuttlerworth, 1852). 39° S, UA, I.
Gastrocopta servilis (Gould, 1843). 39° S, UA, I.
Vetigastropoda
Haliotoidea
Haliotidae
Haliotis discus hannai Ino, 1953. 27° S, UA. II.
Haliotis rufescens Swainson, 1822. 27° S, 41° S to 46° S, UA, II.
Abbreviations: EA, Established Alien; IA, Invasive Alien; I, Introduced Alien; II, Intentional Introduction; NA, Noxious Alien; SA, Spreading Alien; UA, Unestablished Alien; UI, Unintentional Introduction.