Scientific name | Common name | Home range | status |
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Alasmidonta heterodon | Dwarf wedgemussel | Connecticut, Delaware, District of Columbia, Massachusetts, Maryland, North Carolina, New Hampshire, New Jersey, New York, Pennsylvania, Virginia, Vermont | E |
Antrobia culveri | Tumbling creek cavesnail | Missouri | E |
Assiminea pecos | Pecos Assiminea snail | New Mexico, Texas, Mexico (in salt marshes) | E |
Athearnia anthonyi | Anthony's riversnail | Alabama, Tennessee | E |
Campeloma decampi | Slender campeloma | Alabama | E |
Elimia crenatella | Lacy elimia | Alabama | T |
Epioblasma obliquata | Purple catspaw | Ohio, Kentucky, Tennessee | E |
Epioblasma perobliqua | White catspaw | Ohio, Michigan, Indiana | E |
Erinna newcombi | Newcomb's snail | Hawaii | T |
Idaholanx fresti | Banbury Springs lanx | Idaho | E |
Juturnia kosteri / Tryonia kosteri | Koster's springsnail/Koster's tryonia | New Mexico | E |
Leptoxis ampla | Round rocksnail | Alabama | T |
Leptoxis plicata | Plicate rocksnail | Alabama | E |
Leptoxis taeniata | Painted rocksnail | Alabama | T |
Lepyrium showalteri | Flat pebblesnail | Alabama | E |
Lioplax cyclostomatiformis | Cylindrical lioplax | Alabama | E |
Marstonia ogmoraphe (listed as Pyrgulopsis ogmorhaphe) | Royal marstonia | Tennessee | E |
Marstonia pachyta (listed as Pyrgulopsis pachyta ) | Armored marstonia | Alabama | E |
Physa natricina | Snake river physa snail | Idaho | E |
Physella spelunca | Cave physa | U.S. endemic, caves | V |
Physella utahensis | Utah physa | Utah; U.S. endemic | V |
Physella zionis | Wet rock physa | Zion National Park, Utah; U.S. endemic | V |
Pyrgulopsis bruneauensis | Bruneau Hot Springsnail | Idaho | E |
Pyrgulopsis neomexicana | Socorro springsnail | New Mexico | E |
Pyrgulopsis roswellensis | Roswell springsnail | New Mexico | E |
Quadrula asperata | Alabama orb freshwater mussel | Alabama region; U.S. endemic | NT |
Quadrula couchiana | Rio Grande monkeyface freshwater mussel | Rio Grande region; U.S. endemic | CE |
Quadrula cylindrica | Rabbitsfoot freshwater mussel | U.S. endemic | V |
Quadrula fragosa | Winged Mapleleaf freshwater mussel | Wisconsin, Minnesota, and Missouri; U.S. endemic | CE |
Quadrula houstonensis | Smooth pimpleback freshwater mussel | Texas region; U.S. endemic | CE |
Quadrula intermedia | Cumberland monkeyface pearly mussel | Appalachia region: western Virginia + eastern Tennessee | CE |
Quadrula metanevra | Monkeyface freshwater mussel | Southeastern United States | NE |
Quadrula pustulosa | Pimpleback freshwater mussel | Southeastern United States | NE |
Quadrula quadrula | Mapleleaf freshwater mussel | northern Eastern United States + Eastern Canada | LC |
Quadrula refulgens | Purple pimpleback freshwater mussel | U.S. endemic | NT |
Quadrula rumphiana | Ridged mapleleaf freshwater mussel | U.S. endemic | NT |
Quadrula sparsa | Appalachian monkey-face pearly mussel | Appalachia region: western Virginia + eastern Tennessee | CE |
Quadrula stapes | Stirrup shell | Alabama + Mississippi; U.S. endemic | CE — Extinct |
Stagnicola utahensis | Thickshell pondsnail | Utah Lake, Utah; U.S. endemic | CE |
Taylorconcha serpenticola | Bliss Rapids snail | Idaho | T |
Tryonia alamosae | Alamosa springsnail | New Mexico | E |
Tulotoma magnifica | Alabama Live-bearing snail | Alabama | E |
Valvata utahensis | Utah roundmouth snail | Idaho, extirpaded from Utah | E |
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