FRESHWATER MUSSELS OF MISSISSIPPI Actinonaias ligamentina (Lamarck, 1819) - Mucket Amblema plicata (Conrad, 1841) - Threeridge Anodontoides radiatus (Conrad, 1834) - Rayed creekshell Anodonta suborbiculata Say, 1831 - Flat floater Arcidens confragosus (Say, 1829) - Rock-pocketbook Cyclonaias tuberculata (Rafinesque, 1820) - Purple wartyback Cyprogenia aberti (Conrad, 1850) - Western fanshell 4 Ellipsaria lineolata (Rafinesque, 1820) - Butterfly Elliptio arca (Conrad, 1834) - Alabama spike Elliptio arctata (Conrad, 1834) - Delicate spike 3 Elliptio crassidens (Lamark, 1819) - Elephant-ear Elliptio dilatata (Rafinesque, 1820) - Spike Epioblasma brevidens (Lea, 1831) - Cumberlandian combshell 1 Epioblasma penita (Conrad, 1834) - Southern combshell 1,3 Epioblasma triquetra (Rafinesque, 1820) - Snuffbox 3 Fusconaia barnesiana (Lea, 1838) - Tennessee pigtoe 5 Fusconaia cerina (Conrad, 1838) - Southern pigtoe Fusconaia ebena (Lea, 1831) - Ebonyshell Fusconaia flava (Rafinesque, 1820) - Wabash pigtoe Glebula rotundata (Lamark, 1819) - Round pearlshell Hamiota altilis (Conrad, 1934) - Fine-lined pocketbook 2,5 Hamiota perovalis (Conrad, 1834) - Orangenacre mucket 2,3 Lampsilis cardium Rafinesque, 1820 - Plain pocketbook Lampsilis fasciola Rafinesque, 1820 - Wavyrayed Lampmussel Lampsilis hydiana (Lea, 1838) - Louisiana fatmucket Lampsilis ornata (Conrad, 1835) - Southern pocketbook Lampsilis ovata (Say, 1817) - Pocketbook Lampsilis satura (Lea, 1852) - Sandbank pocketbook Lampsilis siliquoidea (Barnes 1823) - Fatmucket Lampsilis straminea straminea (Conrad, 1834) - Rough fatmucket Lampsilis straminea claibornensis (Lea, 1838) - Southern fatmucket Lampsilis teres (Rafinesque, 1820) - Yellow sandshell Lasmigona complanata complanata (Barnes, 1823) - White heelsplitter Lasmigona complanata alabamensis Clarke,1985 - Alabama heelsplitter Leptodea fragilis (Rafinesque, 1820) - Fragile papershell Lexingtonia dolabelloides (Lea, 1840) - Slabside Pearlymussel Ligumia recta (Lamark, 1819) - Black sandshell Ligumia subrostrata (Say, 1831) - Pondmussel Medionidus acutissimus (Lea, 1831) - Alabama moccasinshell 2,3 Megalonaias nervosa (Rafinesque, 1820) - Washboard Obliquaria reflexa Rafinesque, 1820 - Threehorn wartyback Obovaria jacksoniana (Frierson, 1912) - Southern hickorynut Obovaria unicolor (Lea, 1845) - Alabama hickorynut Obovaria subrotunda (Rafinesque, 1820) - Round hickorynut Plectomerus dombeyanus (Valenciennes, 1827) - Bankclimber Plethobasus cyphyus (Rafinesque, 1820) - Sheepnose Pleurobema beadleianum (Lea, 1861) - Mississippi pigtoe Pleurobema curtum (Lea, 1859) - Black clubshell 1,3 Pleurobema decisum (Lea, 1831) - Southern clubshell 1,3 Pleurobema marshalli Frierson, 1927 - Flat pigtoe 1,3,4 Pleurobema perovatum (Conrad, 1834) - Ovate clubshell 1,3 Pleurobema rubrum (Lea, 1840) - Pyramid pigtoe 3 Pleurobema taitianum (Lea, 1834) - Heavy pigtoe 1,3,4 Potamilus alatus (Say, 1817) - Pink heelsplitter Potamilus capax (Green, 1832) - Fat pocketbook 1,3 Potamilus inflatus (Lea, 1831) - Inflated heelsplitter 2,3,4 Potamilus ohiensis (Rafinesque, 1820) - Pink papershell Potamilus purpuratus (Lamark, 1819) - Bleufer Ptychobranchus fasciolaris (Rafinesque, 1820) - Kidneyshell Pyganodon grandis (Say, 1829) - Giant floater Quadrula apiculata (Say, 1829) - Southern mapleleaf Quadrula asperata (Lea, 1861) - Alabama orb Quadrula cylindrica cylindrica (Say, 1817) - Rabbitsfoot 3 Quadrula metanevra (Rafinesque, 1820) - Monkeyface 4 Quadrula nobilis (Conrad, 1854) - Gulf Mapleleaf Quadrula nodulata (Rafinesque, 1820) - Wartyback Quadrula pustulosa pustulosa (Lea, 1831) - Pimpleback Quadrula quadrula (Rafinesque, 1820) - Mapleleaf Quadrula refulgens (Lea, 1868) - Purple pimpleback Quadrula rumphiana (Lea, 1852) - Ridged mapleleaf Quadrula stapes (Lea, 1831) - Stirrupshell 1,3,4 Strophitus subvexus (Conrad, 1834) - Southern creekmussel Strophitus undulatus (Say, 1817) - Squawfoot Toxolasma parvus (Barnes, 1823) - Lilliput Toxolasma texasiensis (Lea, 1857) - Texas lilliput Tritogonia verrucosa (Rafinesque, 1820) - Pistolgrip Truncilla donaciformis (Lea, 1827) - Fawnsfoot Truncilla truncata Rafinesque, 1820 - Deertoe Uniomerus carolinianus (Bosc, 1801) - Florida pondhorn Uniomerus declivis (Say, 1831) - Tapered pondhorn Uniomerus tetralasmus (Say, 1831) - Pondhorn Utterbackia imbecillis (Say, 1829) - Paper pondshell Villosa lienosa (Conrad, 1834) - Little spectaclecase Villosa vibex (Conrad, 1834) - Southern rainbow Corbicula fluminea (Muller, 1774) - Asian clam Dreissena polymorpha (Pallas, 1771) - Zebra mussel 1 Listed by U.S. Fish and Wildlife Service as Endangered 2 Listed by U.S. Fish and Wildlife Service as Threatened 3 Listed by State of Mississippi as Endangered 4 Believed to be extirpated in Mississippi 5 Occurrence in Mississippi based on literature record..