| Kingdom | Phylum | Class | Order |
|---|---|---|---|
| Animalia | Mollusca | Gastropoda | Stylommatophora |
| Rank | Scientific name | Taxonomic status |
|---|---|---|
| genus | Arion Férussac, 1819 | accepted |
| genus | Ariunculus Lessona, 1881 | accepted |
| genus | Arrudia Pollonera, 1890 | doubtful |
| genus | Carinacauda Leonard, Chichester, Richart & Young, 2011 | accepted |
| genus | Carinarion Hesse, 1926 | doubtful |
| genus | Geomalacus Allman, 1843 | accepted |
| genus | Geomalicus | doubtful |
| genus | Kobeltia Seibert, 1873 | doubtful |
| genus | Kootenaia Leonard, Chichester, Baugh & Wilke, 2003 | accepted |
| genus | Letourneuxia Bourguignat, 1866 | accepted |
| genus | Mesarion Hesse, 1926 | doubtful |
| genus | Nipponarion Yamaguchi & Habe, 1955 | accepted |
| genus | Securicauda Leonard, Chichester, Richart & Young, 2011 | accepted |
| genus | Staala Ovaska, Chichester & Sopuck, 2010 | accepted |
| species | Prophysaeon pacificum Cockerell | accepted |
| unranked | BOLD:ACI2209 | accepted |
Arionidae. GBIF Backbone Taxonomy. Checklist dataset https://doi.org/10.15468/39omei accessed via biodiversity.aq on 2019-11-24.