This genus is native to Europe, but at least one species (L. maximus) has been introduced into North America.
The genus Limax includes at least 33 species:2
Main article: Limacus
Klee, B. 2006 Towards a phylogeny of Limax (Gastropoda: Stylommatophora). Archived 2008-11-21 at the Wayback Machine The Malacologist. Molluscan Forum 2006. http://www.malacsoc.org.uk/The_Malacologist/BULL48/forum48.htm#phyl ↩
Species in genus Limax. AnimalBase. Accessed 5 May 2009. http://www.animalbase.uni-goettingen.de/zooweb/servlet/AnimalBase/list/species?taxongenus=164 ↩
Falkner, G. (2008). Limax (Limax) brandstetteri n. sp. – ein neuer Hochgebirgsschnegel aus den Abruzzen (Gastropoda: Limacidae). Limax (Limax) brandstetteri n. sp. – a new high mountain slug from the Abruzzi Mountains (Gastropoda: Limacidae). Stuttgarter Beiträge zur Naturkunde A, Neue Serie. 1: 133-142. http://www-alt.naturkundemuseum-bw.de/stuttgart/pdf/a_pdf/NS01-05.pdf ↩
Nitz, B., et al. (2009). Towards a new standard in slug species descriptions: the case of Limax sarnensis Heim & Nitz n. sp. (Pulmonata: Limacidae) from the Western Central Alps. Journal of Molluscan Studies 75(3): 279-294. doi:10.1093/mollus/eyp030. /wiki/Journal_of_Molluscan_Studies ↩
Hutchinson, John M.C.; Reise, Heike; Schlitt, Bettina (30 June 2022). "Will the real Limax nyctelius please step forward: Lehmannia, Ambigolimax, or Malacolimax? No, Letourneuxia!". Archiv für Molluskenkunde. 151 (1): 19–41. doi:10.1127/arch.moll/151/019-041. S2CID 250188836. /wiki/Doi_(identifier) ↩