Introduced land snails and slugs in Canada

 

 

The following list is based on the recently published Identifying Land snails and Slugs in Canada: Introduced species and Native Genera (Grimm, Forsyth, Schueler & Karstad, 2010). Species not included in that publication are marked with an asterisk (*).

 

Family Ellobiidae

Carychium minimum Müller 1774: Herald Thorn

Carychium tridentatum (Risso 1826): Dentate Thorn *

 

Family Succineidae

Oxyloma pfeifferi (Rossmässler 1835): Pfeiffer Ambersnail
Succinea putris (Linnaeus 1758): European Ambersnail
Succinella oblonga (Draparnaud 1801): Small Ambersnail

 

Family Lauriidae

Lauria cylindracea (Da Costa 1778): Chrysalis Snail

 

Family Valloniidae

Vallonia excentrica Sterki 1893: Iroquois Vallonia [introduced to BC]
Vallonia pulchella (Müller 1774): lovely Vallonia [introduced to BC]

 

Family Ferussaciidae

Cecilioides acicula (Müller 1774): Blind Awlsnail

 

Family Testacellidae

Testacella haliotidea Draparnaud 1801: Ear-shell Slug

 

Family Discidae

Discus rotundatus (Müller 1774): Rotund Disc

 

Family Oxychilidae

Aegopinella nitidula (Draparnaud 1805): Waxy Glass-snail
Oxychilus alliarius (Miller 1822): Garlic Glass-snail
Oxychilus cellarius (Müller 1774): Cellar Glass-snail
Oxychilus draparnaudi (Beck 1837): Dark-bodied Glass-snail

 

Family Pristilomatidae

Vitrea contracta (Westerlund 1871): Contracted Glass-snail

 

Family Milacidae

Milax gagates (Draparnaud 1801): Greenhouse Slug

 

Family Limacidae

Lehmannia marginata (Müller 1774): Tree Slug
Lehmannia valentiana (Férussac in Férussac & Deshayes 1822): Threeband Gardenslug
Limacus flavus (Linnaeus 1758): Yellow Gardenslug
Limax maximus Linnaeus 1758: Giant Gardenslug

 

Family Agriolimacidae

Deroceras panormitanum (Lessona & Pollonera 1882): Longneck Fieldslug
Deroceras reticulatum (Müller 1774): Grey Fieldslug

 

Family Boettgerillidae

Boettgerilla pallens Simroth 1912: Wormslug

 

Family Arionidae

Arion rufus (Linnaeus 1758): Chocolate Arion
Arion fasciatus (Nilsson 1823): Orange-banded Arion
Arion circumscriptus Johnston 1828: Brown-banded Arion
Arion silvaticus Lohmander 1937: Forest Arion
Arion intermedius Normand, 1852: Hedgehog Arion
Arion hortensis Férussac 1819: Garden Arion
Arion distinctus Mabille 1868: Darkface Arion
Arion subfuscus (Draparnaud 1805): Dusky Arion

 

Family Helicidae

Arianta arbustorum (Linnaeus 1758): Copse Snail
Cepaea hortensis (Müller 1774): White-lip Gardensnail [introduced to Ontario]
Cepaea nemoralis (Linnaeus 1758): Grovesnail
Cornu aspersum (Müller 1774): Brown Gardensnail

 

Family Hygromiidae

Monacha cantiana (Montagu 1803): Kentish Gardensnail * [established?]
Trochulus hispidus (Linnaeus 1758): Hairy Helicellid
Trochulus striolatus (C. Pfeiffer 1828): Furrowed Helicellid
Xerolenta obvia (Menke 1828): Heath Helicellid

 

Family Polygyridae

Patera appressa (Say 1821): Flat Bladetooth