The non-marine molluscs of Ecuador are a part of the wildlife of Ecuador (fauna of Ecuador). 167 species of land snail from Orthalicoidea have been recorded from Ecuador (63 of them in Galapagos). Freshwater gastropods Land gastropods Achatinidae Protobeliscus cuneus (L. Pfeiffer, 1852) Rhodea cousini Jousseaume, 1900 Zoniferella riveti (Germain, 1907) Helicinidae Bourciera fraseri (Pfeiffer, 1859) Bourciera helicinaeformis (Pfeiffer, 1853) Bourciera viridissima (Miller, 1879) Neocyclotidae Calaperostoma nigrofasciatum (Miller, 1879) Orthalicidae Plekocheilus cardinalis (Pfeiffer, 1853) Plekocheilus aristaceus (Crosse, 1869) Plekocheilus aureonitens (Miller, 1878) Plekocheilus corydon (Crosse, 1869) Plekocheilus doliarius (Da Costa, 1898) Plekocheilus eros (Angas, 1878) Plekocheilus floccosus (Spix, 1827) Plekocheilus jimenezi (Hidalgo, 1872) - Plekocheilus jimenezi oligostylus Pilsbry, 1939 Plekocheilus lynciculus (Deville & Hupé, 1850) Plekocheilus mcgintyi 'Pilsbry' H. B. Baker, 1963 Plekocheilus nocturnus Pilsbry, 1939 Plekocheilus phoebus (Pfeiffer, 1863) Plekocheilus pulicarius (Reeve, 1848) Plekocheilus roseolabrum (E. A. Smith, 1877) Plekocheilus taylorianus (Reeve, 1849) Plekocheilus tricolor (Pfeiffer, 1853) Plekocheilus tenuissimus (Weyrauch, 1967) Thaumastus thompsonii (Pfeiffer, 1845) Thaumastus thompsonoides Oberwimmer, 1931 Thaumastus jaspideus (Morelet, 1863) Thaumastus sarcochrous (Pilsbry, 1897) Thaumastus brunneus Strebel, 1910 Thaumastus buckleyi (Higgins, 1872) Thaumastus flori (Jousseaume, 1897) Thaumastus hartwegi (Pfeiffer, 1846) Thaumastus indentatus (Da Costa, 1901) Thaumastus integer (Pfeiffer, 1855) Thaumastus loxostomus (Pfeiffer, 1853) Thaumastus orcesi Weyrauch, 1967 Bostryx bilineatus (Sowerby, 1833) ?Bostryx ceroplastus (Pilsbry, 1896) Bostryx juana (Cousin, 1887) Bulimulus fontainii (d’Orbigny, 1837) Naesiotus achatinellus (Forbes, 1850) / Bulimulus achatellinus Naesiotus adelphus (Dall, 1917) / Bulimulus adelphus Naesiotus adserseni (Coppois, 1985) / Bulimulus adserseni (Coppois, 1985) Naesiotus akamatus (Dall, 1917) / Bulimulus akamatus Naesiotus albemarlensis (Dall, 1917) / Bulimulus albermalensis Naesiotus alethorhytidus (Dall, 1917) / Bulimulus alethorhytidus Naesiotus amastroides (Ancey, 1887) / Bulimulus amastroides Naesiotus approximatus (Dall, 1900) Naesiotus bauri (Dall, 1893) Naesiotus blombergi (Odhner, 1951) / Bulimulus blombergi Naesiotus calvus (Sowerby, 1833) / Bulimulus calvus Naesiotus canaliferus (Reibisch, 1892) Naesiotus cavagnaroi A. G. Smith, 1972 / Bulimulus cavagnaroi Naesiotus chemnitzoides (Forbes, 1850) / Bulimulus chemitzioides Naesiotus cinerarius (Dall, 1917) / Bulimulus cinerarius Naesiotus cucullinus (Dall, 1917) / Bulimulus cucullinus Naesiotus curtus (Reibisch, 1892) / Bulimulus curtus Naesiotus cymatias (Dall, 1917) Naesiotus darwini (Pfeiffer, 1846) / Bulimulus darwini Naesiotus deroyi A. G. Smith, 1972 Naesiotus deridderi / Bulimulus deridderi (Coppois, 1985) Naesiotus duncanus (Dall, 1893) / Bulimulus duncanus Naesiotus elaeodes (Dall, 1917) / Bulimulus elaeodes Naesiotus eos Odhner, 1951 / Bulimulus eos Naesiotus eschariferus (Sowerby, 1833) / Bulimulus eschariferus (Ancey, 1887) Naesiotus florschuetzi Breure, 1978 Naesiotus galapaganus (Pfeiffer, 1855) / Bulimulus galapaganus Naesiotus gilderoyi (Van Mol,