List of species in the bibliography
Superfamily: Ellobioidea
Carychium exiguum (Say 1822)
Carychium exile H.C. Lea 1842
Carychium minimum Müller 1774
Carychium nannodes Clapp 1905
Carychium occidentale Pilsbry 1891
Carychium tridentatum (Risso 1774)
Superfamily: Succineoidea
Mediappendix vermeta (Say 1829)
Novisuccinea ovalis (Say 1817)
Novisuccinea strigata (L. Pfeiffer 1882)
Oxyloma hawkinsii (Baird 1863)
Succinea wilsonii I. Lea 1864
Superfamily: Cochlicopoidea
Cochlicopa (Cochlicopa) lubrica (Müller 1774)
Cochlicopa (Cochlicopa) lubricella (Porro 1838)
Cochlicopa (Cochlicopa) morseana Doherty 1878
Superfamily: Pupilloidea
Lauria (Lauria) cylindracea (Da Costa 1778)
Pupilla (Pupilla) blandii Morse 1865
Pupilla (Pupilla) hebes (Ancey 1881)
Pupilla (Pupilla) muscorum (Linnaeus 1758)
Pupoides (Pupoides) albilabris (C.B. Adams 1841)
Strobilops aeneus Pilsbry 1926
Strobilops affinis Pilsbry 1893
Strobilops labyrinthicus (Say 1817)
Planogyra asteriscus (Morse 1857)
Planogyra clappi (Pilsbry 1898)
Vallonia costata (Müller 1774)
Vallonia cyclophorella Sterki 1892
Vallonia excentrica Sterki 1893
Vallonia gracilicosta Reinhardt 1883
Vallonia parvula Sterki 1893
Vallonia perspectiva Sterki 1893
Vallonia pulchella (Müller 1774)
Vallonia terraenovae Gerber 1996
Zoogenetes harpa (Say 1824)
Columella columella (G. von Martens 1830)
Columella edentula (Draparnaud 1805)
Gastrocopta (Albinula) armifera (Say 1821)
Gastrocopta (Albinula) contracta (Say 1822)
Gastrocopta (Albinula) holzingeri (Sterki 1889)
Gastrocopta (Albinula) similis (Sterki 1909)
Gastrocopta (Gastrocopta) procera (Gould 1840)
Gastrocopta (Privatula) corticaria (Say 1816)
Gastrocopta (Vertigopsis) pentodon (Say 1822)
Gastrocopta (Vertigopsis) tappaniana (C.B. Adams 1842)
Vertigo (Vertigo) alpestris Alder 1838
Vertigo (Vertigo) andrusiana Pilsbry 1899
Vertigo (Vertigo) arthuri E. von Martens 1882
Vertigo (Vertigo) binneyana Sterki 1890
Vertigo (Vertigo) bollesiana (Morse 1865)
Vertigo (Vertigo) columbiana Pilsbry & Vanatta 1900
Vertigo (Vertigo) cristata Sterki in Pilsbry 1919
Vertigo (Vertigo) elatior Sterki 1894
Vertigo (Vertigo) gouldii (A Binney 1843)
Vertigo (Vertigo) milium (Gould 1840)
Vertigo (Vertigo) modesta (Say 1824)
Vertigo (Vertigo) morsei Sterki 1894
Vertigo (Vertigo) nylanderi Sterki 1909
Vertigo (Vertigo) oughtoni Pilsbry 1948
Vertigo (Vertigo) ovata (Say 1822)
Vertigo (Vertigo) paradoxa Sterki in Pilsbry 1900
Vertigo (Vertigo) perryi Sterki 1905
Vertigo (Vertigo) pygmaea (Draparnaud 1801)
Vertigo (Vertigo) tridentata Wolf 1870
Vertigo (Vertigo) ventricosa Morse 1865
Superfamily: Achatinoidea
Cecilioides (Cecilioides) acicula (Müller 1774)
Superfamily: Testacelloidea
Testacella haliotidea Draparnaud 1801
Superfamily: Rhytidoidea
Ancotrema hybridum (Ancey 1888)
Ancotrema sportella (Gould 1846)
Haplotrema (Ancomena) vancouverense (I. Lea 1839)
Haplotrema (Geomene) concavum (Say 1821)
Superfamily: Punctoidea
Anguispira (Anguispira) alternata (Say 1817)
Anguispira (Zonodiscus) kochi (L. Pfeiffer 1846)
Discus patulus (Deshayes 1830)
Discus (Antediscus) shimekii (Pilsbry 1890)
Discus (Discus) catskillensis (Pilsbry 1896)
Discus (Discus) whitneyi (Newcomb 1864)
Discus (Gonyodiscus) rotundatus (Müller 1774)
Helicodiscus (Helicodiscus) parallelus (Say 1817)
Helicodiscus (Helicodiscus) shimeki Hubricht 1962
Lucilla singleyana (Pilsbry 1889)
Oreohelix strigosa (Gould 1846)
Oreohelix subrudis (Reeve 1854)
Oreohelix subrudis limitaris (Dawson 1875)
Paralaoma servilis (Shuttleworth 1852)
Punctum (Punctum) minutissimum (I Lea 1841)
Punctum (Punctum) randolphii (Dall 1895)
Superfamily: Gastrodontoidea
Euconulus (Euconulops) polygyratus (Pilsbry 1899)
Euconulus (Euconulus) fulvus (Müller 1774)
Euconulus (Euconulus) praticola (Reinhardt 1883)
Guppya sterkii (Dall 1889)
Striatura (Pseudohyalina) exigua (Stimpson 1850)
Striatura (Pseudohyalina) pugetensis (Dall 1895)
Striatura (Striatura) milium (Morse 1859)
Striatura (Striaturops) ferrea Morse 1864
Ventridens (Ventricallus) intertextus (A Binney 1841)
Ventridens (Ventricallus) ligera (Say 1821)
Ventridens (Ventridens) suppressus (Say 1829)
Zonitoides (Zonitoides) arboreus (Say 1817)
Zonitoides (Zonitoides) nitidus (Müller 1774)
Aegopinella nitidula (Draparnaud 1805)
Glyphyalinia (Glyphyalinia) indentata (Say 1823)
Glyphyalinia (Glyphyalops) rhoadsi (Pilsbry 1899)
Glyphyalinia (Glyphyalus) wheatleyi (Bland 1883)
Mesomphix (Mesomphix) inornatus (Say 1821)
Mesomphix (Omphalina) cupreus (Rafinesque 1831)
Nesovitrea (Perpolita) binneyana (Morse 1864)
Nesovitrea (Perpolita) electrina (Gould 1841)
Oxychilus (Ortizius) alliarius (Miller 1822)
Oxychilus (Oxychilus) cellarius (Müller 1774)
Oxychilus (Oxychilus) draparnaudi (Beck 1837)
Hawaiia minuscula (A Binney 1841)
Paravitrea (Paravitreops) multidentata (A Binney 1840)
Pristiloma (Priscovitrea) chersinella (Dall 1866)
Pristiloma (Priscovitreops) johnsoni (Dall 1895)
Pristiloma (Pristiloma) stearnsii (Bland 1875)
Pristiloma (Pristinoides) lansingi (Bland 1875)
Pristiloma (Pristinopsis) arcticum (Lehnert 1884)
Vitrea contracta (Westerlund 1871)
Superfamily: Parmacelloidea
Milax gagates (Draparnaud 1801)
Superfamily: Limacoidea
Deroceras (Deroceras) hesperium Pilsbry 1944
Deroceras (Deroceras) invadens Reise, Hutchinson, Schunack & Schlitt 2011
Deroceras (Deroceras) laeve (Müller 1774)
Deroceras (Deroceras) reticulatum (Müller 1774)
Boettgerilla pallens Simroth 1910
Lehmannia marginata (Müller 1774)
Lehmannia valentiana (Férussac in Férussac & Deshayes 1821)
Limacus flavus (Linnaeus 1758)
Limax maximus Linnaeus 1758
Vitrina angelicae Beck 1837
Vitrina pellucida (Müller 1774)
Superfamily: Arionoidea
Kootenaia burkei Leonard, Chichester, Baugh & Wilke 2003
Prophysaon (Mimetarion) vanattae Pilsbry 1948
Prophysaon (Prophysaon) andersonii (Cooper 1872)
Prophysaon (Prophysaon) coeruleum Cockerell 1890
Prophysaon (Prophysaon) foliolatum (Gould in A Binney 1851)
Ariolimax (Ariolimax) columbianus (Gould in A Binney 1851)
Magnipelta mycophaga Pilsbry 1953
Zacoleus idahoensis Pilsbry 1903
Arion (Arion) ater (Linnaeus 1758)
Arion (Arion) rufus (Linnaeus 1758)
Arion (Carinarion) circumscriptus Johnston 1828
Arion (Carinarion) fasciatus (Nilsson 1823)
Arion (Carinarion) silvaticus Lohmander 1937
Arion (Kobeltia) distinctus Mabille 1868
Arion (Kobeltia) hortensis Férussac 1819
Arion (Kobeltia) intermedius (Normand 1852)
Arion (Mesarion) subfuscus (Draparnaud 1805)
Hemphillia camelus Pilsbry & Vanatta 1897
Hemphillia dromedarius Branson 1972
Hemphillia glandulosa Bland & WG Binney 1872
Staala gwaii Ovaska, Chichester & Sopuck 2010
Megapallifera mutabilis (Hubricht 1951)
Pallifera fosteri F.C. Baker 1939
Pallifera (Pallifera) dorsalis (A. Binney 1842)
Philomycus batchi Branson 1968
Philomycus carolinianus (Bosc 1802)
Philomycus flexuolaris Rafinesque 1820
Philomycus togatus (Gould 1841)
Superfamily: Helicoidea
Arianta (Arianta) arbustorum (Linnaeus 1758)
Cepaea (Cepaea) hortensis (Müller 1774)
Cepaea (Cepaea) nemoralis (Linnaeus 1758)
Cornu aspersum (Müller 1774)
Monacha cantiana (Montagu 1803)
Trochulus (Trochulus) hispidus (Linnaeus 1758)
Trochulus (Trochulus) striolatus (C. Pfeiffer 1828)
Xerolenta obvia (Menke 1828)
Monadenia (Monadenia) fidelis (Gray 1834)
Allogona (Allogona) profunda (Say 1821)
Allogona (Dysmedoma) ptychophora (A.D. Brown 1870)
Allogona (Dysmedoma) townsendiana (I. Lea 1838)
Appalachina sayana (Pilsbry in Pilsbry & Ferriss 1906)
Cryptomastix (Cryptomastix) devia (Gould 1846)
Cryptomastix (Cryptomastix) mullani (Bland & Cooper 1861)
Cryptomastix (Micranepsia) germana (Gould in A. Binney 1851)
Euchemotrema fraternum (Say 1824)
Euchemotrema leaii (A. Binney 1841)
Inflectarius (Inflectarius) inflectus (Say 1821)
Mesodon (Aphalogona) mitchellianus (I. Lea 1839)
Mesodon (Aphalogona) zaletus (A. Binney 1837)
Mesodon (Mesodon) clausus (Say 1821)
Mesodon (Mesodon) thyroidus (Say 1816)
Neohelix albolabris (Say 1817)
Neohelix dentifera (A. Binney 1837)
Patera (Patera) appressa (Say 1821)
Patera (Ragsdaleorbis) pennsylvanica (Green 1827)
Stenotrema barbatum (Clapp 1904)
Stenotrema hirsutum (Say 1817)
Triodopsis (Shelfordorbis) vulgata Pilsbry 1940
Triodopsis (Triodopsis) tridentata (Say 1817)
Vespericola columbianus (I. Lea 1838)
Webbhelix multilineata (Say 1821)
Xolotrema denotatum (Férussac 1821)
Microphysula cookei (Pilsbry 1922)
Microphysula ingersollii (Bland 1875)