| Scientific Name | Author | English Name |
|---|---|---|
| Vorticifex solida | (Dall, 1870) | |
| Vorticifex effusa | (Lea, 1856) | Artemesian rams-horn |
| Rhodacmea hinkleyi | (Walker, 1908) | Knobby ancylid |
| Rhodacmea elatior | (Anthony, 1855) | Domed ancylid |
| Rhodacmea filosa | (Conrad, 1834) | Wicker ancylid |
| Promenetus exacuous | (Say, 1821) | Sharp sprite |
| Promenetus umbilicatellus | (Cockerell, 1887) | Umbilicate sprite |
| Planorbula campestris | (Dawson, 1875) | Meadow rams-horn |
| Planorbula armigera | (Say, 1821) | Thicklip rams-horn |
| Planorbella truncata | (Miles, 1861) | Druid rams-horn |
| Planorbella trivolvis | (Say, 1817) | Marsh rams-horn |
| Planorbella traski | (Lea, 1856) | Keeled rams-horn |
| Planorbella tenuis | (Dunker, 1850) | Mexican rams-horn |
| Planorbella subcrenata | (Carpenter, 1857) | Rough rams-horn |
| Planorbella scalaris | (Jay, 1839) | Mesa rams-horn |
| Planorbella pilsbryi | (Baker, 1926) | File rams-horn |
| Planorbella occidentalis | (Cooper, 1870) | Fine-lined rams-horn |
| Planorbella oregonensis | (Tryon, 1865) | Lamb rams-horn |
| Planorbella multivolvis | (Case, 1847) | Acorn rams-horn |
| Planorbella magnifica | (Pilsbry, 1903) | Magnificent rams-horn |
| Planorbella duryi | (Wetherby, 1879) | Seminole rams-horn |
| Planorbella corpulenta | (Say, 1824) | Corpulent rams-horn |
| Planorbella columbiensis | (Baker, 1945) | Caribou rams-horn |
| Planorbella campanulata | (Say, 1821) | Bellmouth rams-horn |
| Planorbella binneyi | (Tryon, 1867) | Coarse rams-horn |
| Planorbella ammon | (Gould, 1855) | Jupiter rams-horn |
| Pecosorbis kansasensis | (Berry, 1966) | |
| Neoplanorbis umbilicatus | Walker, 1908 | |
| Neoplanorbis carinatus | Walker, 1908 | |
| Neoplanorbis smithi | Walker, 1908 | |
| Neoplanorbis tantillus | Pilsbry, 1906 | |
| Menetus opercularis | (Gould, 1847) | Button sprite |
| Menetus sampsoni | Ancey, 1885 | |
| Menetus brogniartianus | (Lea, 1842) | Disc sprite |
| Menetus dilatatus | (Gould, 1841) | Bugle sprite |
| Menetus floridensis | Baker, 1945 | Penny sprite |
| Menetus alabamensis | Pilsbry, 1895 | Marsh sprite |
| Laevapex fuscus | (Adams, 1841) | Dusky ancylid |
| Laevapex peninsulae | (Pilsbry, 1903) | Peninsula ancylid |
| Laevapex diaphanus | (Haldeman, 1841) | Cymbal ancylid |
| Helisoma newberryi | (Lea, 1858) | Great basin rams-horn |
| Helisoma anceps | (Menke, 1830) | Two-ridge rams-horn |
| Hebetancylus excentricus | (Morelet, 1851) | Excentric ancylid |
| Gyraulus parvus | (Say, 1817) | Ash gyro |
| Gyraulus hornensis | Baker, 1934 | Tuba gyro |
| Gyraulus hubendicki | Brandt, 1974 | |
| Gyraulus deflectus | (Say, 1824) | Flexed gyro |
| Gyraulus circumstriatus | (Tryon, 1866) | Disc gyro |
| Ferrissia walkeri | (Pilsbry & Ferriss, 1907) | Cloche ancylid |
| Ferrissia rivularis | (Say, 1817) | Creeping ancylid |
| Ferrissia parallelus | (Haldeman, 1841) | Oblong ancylid |
| Ferrissia hendersoni | (Walker, 1908) | Blackwater ancylid |
| Ferrissia mcneili | Walker, 1925 | Hood ancylid |
| Ferrissia fragilis | (Tryon, 1863) | Fragile ancylid |
| Drepanotrema cimex | (Moricand, 1839) | Ridged rams-horn |
| Drepanotrema kermatoides | (d'Orbigny, 1835) | Crested rams-horn |
| Drepanotrema aeruginosus | (Morelet, 1851) | Rusty rams-horn |
| Biomphalaria havanensis | (Pfeiffer, 1839) | Ghost rams-horn |
| Biomphalaria glabrata | (Say, 1818) | Bloodfluke planorb |
| Armiger crista | (Linnaeus, 1758) | Star gyro |
| Ancylus fluviatilis | unspecified | |
| Amphigyra alabamensis | Pilsbry, 1906 | Shoal sprite |