The following list of Alabama mollusks were "candidates" for protection under the
Endangered Species Program before the candidate program was restructured. This data was taken
from the US Fish and Wildlife
Endangered Species Program home page and was dated November 15, 1994. Several species
have since been officially recognized as Endangered or Threatened. If possible, those species
were removed from this listing. This list should not be considered authoritative.
Constructive feedback on this page should be sent to
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| Cat | TC | Reg | Scientific Name | Family | Common Name | Range |
|---|---|---|---|---|---|---|
| 2 | D | R6 | Alasmidonta marginata | Unionidae | Elktoe | AL, IN, KS, MD, OK, MI, MO, MN, ND, NY, OH, OK, PA, SD, TN, VA, WI, WV, Canada. |
| 2 | D | R4 | Cumberlandia monodonta (Say, 1829) | Margaritiferidae | Spectacle case (pearly mussel) | AL, AR, IA, IN, IL, KY, MO, NE, OH, TN, VA, WI. |
| 2 | U | R4 | Elliptio nigella (I. Lea, 1852) | Unionidae | Winged spike (=recovery pearly mussel) | AL, GA. |
| 2 | D | R4 | Epioblasma triquetra (Rafinesque, 1820) | Unionidae | Snuffbox mussel | AL, IA, IL, IN, KS, KY, MS, MI, MO, OH, PA, TN, VA, WI, WV, Canada. |
| 2 | U | R4 | Fusconaia escambia Clench and Turner, 1956 | Unionidae | Narrow pigtoe (mussel) | AL, FL. |
| 2 | D | R4 | Lampsilis australis Simpson, 1900 | Unionidae | Southern sandshell (mussel) | AL, FL. |
| 2 | D | R4 | Lampsilis binominata Simpson, 1900 | Unionidae | Lined pocketbook (mussel) | AL, GA. |
| 2 | D | R4 | Lampsilis haddletoni Athearn, 1964 | Unionidae | Haddleton lampmussel | AL, FL. |
| 2 | D | R4 | Lasmigona holstonia (I. Lea, 1838) | Unionidae | Tennessee heelsplitter (mussel) | AL, GA, IL, IN, KY, TN, VA. |
| 2 | D | R4 | Lexingtonia dolabelloides (I. Lea, 1840) | Unionidae | Slabside pearlymussel | AL, TN, VA. |
| 2 | D | R4 | Margaritifera marrianae Johnson, 1983 | Margaritiferidae | Alabama pearlshell | AL. |
| 2 | U | R4 | Obovaria rotulata (B.H. Wright, 1899) | Unionidae | Round ebonyshell (mussel) | AL, FL. |
| 2 | D | R4 | Pleurobema pyramidatum (=rubrum) (Rafinesque, 1820) | Unionidae | Pink pigtoe (mussel) | AL, KY, MS, TN. |
| 2 | D | R4 | Pleurobema rubellum (Conrad, 1834) | Unionidae | Warrior pigtoe (mussel) | AL. |
| 2 | D | R4 | Pleurobema strodeanum (B.H. Wright 1898) | Unionidae | Fuzzy pigtoe (mussel) | AL, FL. |
| 2 | D | R4 | Pleurobema verum (I.Lea, 1860) | Unionidae | True pigtoe (mussel) | AL. |
| 2 | D | R4 | Ptychobranchus jonesi (van der Schalie, 1934) | Unionidae | Southern kidneyshell (mussell) | AL, FL. |
| 2 | D | R4 | Quadrula cylindrica cylindrica (Say, 1817) | Unionidae | Rabbitsfoot (mussel) | AL, AR, IL, IN, KY, MO, OH, OK, PA, TN, WV. |
| 2 | D | R4 | Quincuncina burkei Walker, 1922 | Unionidae | Tapered pigtoe (mussel) | AL, FL. |
| 2 | U | R4 | Villosa choctawensis Athearn, 1964 | Unionidae | Choctaw bean (=Choctaw pearly mussel) | AL, FL. |
| 2 | U | R5 | Villosa fabalis (Lea, 1831) | Unionidae | Rayed bean (mussel) | AL, IL, IN, KY, MI, NY, OH, TN, PA, VA, WV, Canada. |
Cat TC Reg Scientific Name Family Common Name Range 2 U R4 Amphigyra alabamensis Pilsbry, 1906 Planorbidae Shoal sprite (snail) AL. 2 U R4 Antrorbis breweri Herschler & Thompson, 1990 Hydrobiidae (Snail, no common name) AL. 2 U R4 Campeloma decampi ("Currier" Binney, 1865) Viviparidae Slender campeloma (snail) AL. 3A N R4 Clappia cahabensis Clench, 1965 Hydrobiidae Cahaba pebblesnail AL. 3A N R4 Clappia umbilicata (Walker, 1904) Hydrobiidae Umbilicate pebblesnail AL. 2 U R4 Elimia acuta (I. Lea, 1831) Pleuroceridae Acute elimia (snail) AL, TN. 2 U R4 Elimia alabamensis (I. Lea, 1861) Pleuroceridae Mud elimia (snail) AL. 2 U R4 Elimia albanyensis (=Goniobasis a.) (I. Lea, 1864) Pleuroceridae Black-crest elima (=Albany snail) AL, GA. 3A N R4 Elimia ampla (Anthony, 1854) Pleuroceridae Ample elimia (snail) AL. 3A N R4 Elimia annettae (Goodrich, 1941) Pleuroceridae Lily Shoals elimia (snail) AL. 2 U R4 Elimia bellula (I. Lea, 1861) Pleuroceridae Walnut elimia (snail) AL. 2 U R4 Elimia boykiniana (I. Lea, 1840) Pleuroceridae Flaxen elimia (snail) AL, GA. 3A N R4 Elimia brevis (Reeve, 1860) Pleuroceridae Short-spire elimia (snail) AL. 3C N R4 Elimia cahawbensis (I. Lea, 1841) Pleuroceridae Cahaba elimia (snail) AL. 2 U R4 Elimia capillaris (I. Lea, 1861) Pleuroceridae Spindle elimia (snail) AL, GA. 2 U R4 Elimia fascinans (I. Lea, 1861) Pleuroceridae Banded elimia (snail) AL. 3A N R4 Elimia fusiformis (I. Lea, 1861) Pleuroceridae Fusiform elimia (snail) AL. 3C N R4 Elimia gerhardti (I. Lea, 1862) Pleuroceridae Coldwater elimia (snail) AL, GA. 3A N R4 Elimia hartmaniana (I. Lea, 1861) Pleuroceridae High-spired elimia (snail) AL. 2 U R4 Elimia haysiana (I. Lea, 1843) Pleuroceridae Silt elimia (snail) AL. 2 U R4 Elimia hydei (Conrad, 1834) Pleuroceridae Gladiator elimia (snail) AL. 3A N R4 Elimia impressa (I. Lea, 1841) Pleuroceridae Constricted elimia (snail) AL. 2 U R4 Elimia interveniens (I. Lea, 1862) Pleuroceridae Slowwater elimia (snail) AL. 3A N R4 Elimia jonesi (Goodrich, 1936) Pleuroceridae Hearty elimia (snail) AL. 3A N R4 Elimia laeta (Jay, 1839) Pleuroceridae Ribbed elimia (snail) AL. 2 U R4 Elimia nassula (Conrad, 1834) Pleuroceridae Round-rib elimia (snail) AL. 2 U R4 Elimia olivula (Conrad, 1834) Pleuroceridae Caper elimia (snail) AL. 3A N R4 Elimia pilsbryi (Goodrich, 1927) Pleuroceridae Rough-lined elimia (snail) AL. 2 U R4 Elimia porreta (I. Lea, 1863) Pleuroceridae Nymph elimia (snail) AL. 2 U R4 Elimia prestriata (I. Lea, 1852) Pleuroceridae Engraved elimia (snail) AL. 3A N R4 Elimia pupaeformis (I. Lea, 1864) Pleuroceridae Pupa elimia (snail) AL. 2 U R4 Elimia pybasi (I. Lea, 1862) Pleuroceridae Spring elimia (snail) AL. 3A N R4 Elimia pygmaea (H. H. Smith, 1936) Pleuroceridae Pygmy elimia (snail) AL. 3C N R4 Elimia showalteri (I. Lea, 1860) Pleuroceridae Compact elimia (snail) AL. 3A N R4 Elimia vanuxemiana (I. Lea, 1843) Pleuroceridae Cobble elimia (snail) AL. 2 U R4 Elimia varians (I. Lea, 1861) Pleuroceridae Puzzle elimia (snail) AL. 3C N R4 Elimia variata (I. Lea, 1861) Pleuroceridae Squat elimia (snail) AL. 2 U R4 Ferrissia mcneili Walker, 1925 Ancylidae Hood ancylid (snail) AL, FL. 2 U R4 Glyphyalinia pecki Hubricht, 1966 Zonitidae Blind glyph (snail) AL. 3A N R4 Gyrotoma excisa (I. Lea, 1843) Pleuroceridae Excised slitshell AL. 3A N R4 Gyrotoma lewisi (I. Lea, 1869) Pleuroceridae Striate slitshell AL. 3A N R4 Gyrotoma pagoda (I. Lea, 1845) Pleuroceridae Pagoda slitshell AL. 3A N R4 Gyrotoma pumila (I. Lea, 1860) Pleuroceridae Ribbed slitshell AL. 3A N R4 Gyrotoma pyramidata (Shuttleworth, 1845) Pleuroceridae Pyramid slitshell AL. 3A N R4 Gyrotoma walkeri (H. H. Smith, 1924) Pleuroceridae Round slitshell AL. 3A N R4 Leptoxis clipeata (H. H. Smith, 1922) Pleuroceridae Agate rocksnail AL. 2 U R4 Leptoxis compacta (Anthony, 1854) Pleuroceridae Oblong rocksnail AL. 2 U R4 Leptoxis crassa (=Athearnia c.) (Haldeman, 1841) Pleuroceridae Boulder (=crass river) snail AL, GA, TN. 3A N R4 Leptoxis formanii (I. Lea, 1843) Pleuroceridae Interrupted rocksnail AL. 3A N R4 Leptoxis formosa (I. Lea, 1860) Pleuroceridae Maiden rocksnail AL. 3A N R4 Leptoxis ligata (Anthony, 1860) Pleuroceridae Rotund rocksnail AL. 3A N R4 Leptoxis lirata (H. H. Smith, 1922) Pleuroceridae Lyrate rocksnail AL. 2 U R4 Leptoxis melanoidus (Conrad, 1834) Pleuroceridae Black mudalia (snail) AL. 2 U R4 Leptoxis minor (Hinckley, 1912) Pleuroceridae Knob mudalia (snail) AL. 3A N R4 Leptoxis occulata (H. H. Smith, 1922) Pleuroceridae Bigmouth rocksnail AL. 2 U R4 Leptoxis picta (Conrad, 1834) Pleuroceridae Spotted rocksnail AL. 3A N R4 Leptoxis showalteri (I. Lea, 1860) Pleuroceridae Coosa rocksnail AL. 2 U R4 Leptoxis virgata (I. Lea, 1841) Pleuroceridae Smooth rocksnail AL, TN, NC. 3A N R4 Leptoxis vittata (I. Lea, 1860) Pleuroceridae Striped rocksnail AL. 2 U R4 Lithasia armigera (Say, 1821) Pleuroceridae Armored rocksnail (=armigerous river snail) AL, IN, KY, TN. 2 U R4 Lithasia armigera (Say, 1821) Pleuroceridae Armored rocksnail AL, IN, KY, TN. 2 U R4 Lithasia curta (I. Lea, 1868) Pleuroceridae Knobby rocksnail AL. 2 U R4 Lithasia geniculata (Haldeman, 1840) Pleuroceridae Ornate rocksnail (=geniculate river snail) AL, KY, TN. 2 U R4 Lithasia lima (Conrad, 1834) Pleuroceridae Warty rocksnail (=Elk River file snail) AL, TN. 2 U R4 Lithasia salebrosa (Conrad, 1834) Pleuroceridae Muddy rocksnail (=rugged river snail) AL, TN. 2 U R4 Lithasia verrucosa (Rafinesque, 1820) Pleuroceridae Varicose rocksnail (=verrucose file snail) AL, KY, OH, TN. 2 U R4 Mesodon clausus trossulus Hubricht, 1966 Polygyridae (Snail, no common name) AL. 2 U R4 Neoplanorbis carinatus Walker, 1908 Planorbidae (Snail, no common name) AL. 2 U R4 Neoplanorbis smithi Walker, 1908 Planorbidae (Snail, no common name) AL. 2 U R4 Neoplanorbis tantillus Pilsbry, 1906 Planorbidae (Snail, no common name) AL. 2 U R4 Neoplanorbis umbilicatus Walker, 1908 Planorbidae (Snail, no common name) AL. 2 U R4 Pleurocera (=Elimia) annulifera (Conrad, 1834) Pleuroceridae Ringed hornsnail AL. 2 U R4 Pleurocera alveare (Conrad, 1834) Pleuroceridae Rugged hornsnail AL, AR, KY, MO, TN. 2 U R4 Pleurocera brumbyi (I. Lea, 1852) Pleuroceridae Spiral hornsnail AL. 2 U R4 Pleurocera corpulenta (Anthony, 1854) Pleuroceridae Corpulent hornsnail AL, TN. 2 U R4 Pleurocera curta (Haldeman, 1841) Pleuroceridae Shortspire hornsnail AL, TN. 2 U R4 Pleurocera foremani (I. Lea, 1843) Pleuroceridae Rough hornsnail AL, GA. 2 U R4 Pleurocera postelli (I. Lea, 1862) Pleuroceridae Broken hornsnail AL. 2 U R4 Pleurocera pyrenella (Conrad, 1834) Pleuroceridae Skirted hornsnail AL, GA. 2 U R4 Pleurocera showalteri (I. Lea, 1862) Pleuroceridae Upland hornsnail AL, GA. 2 U R4 Pleurocera walkeri Goodrich, 1928 Pleuroceridae Telescope hornsnail AL, TN. 2 U R4 Pyrgulopsis (=Marstonia) sp. Hydrobiidae Briley Creek pyrg (snail) AL. 2 U R4 Pyrgulopsis (=Marstonia) sp. Hydrobiidae Spring Creek pyrg (snail) AL. 2 U R4 Pyrgulopsis (=Marstonia) sp. Hydrobiidae Flint River pyrg (snail) AL. 2 U R4 Pyrgulopsis olivacea (=Marstonia o.) (Pilsbry, 1895) Hydrobiidae Olive marstonia (snail) AL. 2 S R4 Pyrgulopsis pachyta (=Marstonia p.) (F. G. Thompson, 1977) Hydrobiidae Armored (=thick-shelled) marstonia (snail) AL. 2 U R4 Rhodacmea elatior (Anthony, 1855) Ancylidae Domed ancylid (snail) AL. 2 U R4 Rhodacmea filosa (Conrad, 1834) Ancylidae Wicker ancylid (snail) AL. 2 U R4 Somatogyrus aureus Tryon, 1865 Hydrobiidae Golden pebblesnail AL. 2 U R4 Somatogyrus biangulatus Walker, 1906 Hydrobiidae Angular pebblesnail AL. 2 U R4 Somatogyrus constrictus Walker, 1904 Hydrobiidae Knotty pebblesnail AL. 2 U R4 Somatogyrus coosaensis Walker, 1904 Hydrobiidae Coosa pebblesnail AL. 2 U R4 Somatogyrus crassus Walker, 1904 Hydrobiidae Stocky pebblesnail AL. 2 U R4 Somatogyrus currierianus (I. Lea, 1863) Hydrobiidae Tennessee pebblesnail AL. 2 U R4 Somatogyrus deciphens Walker, 1909 Hydrobiidae Hidden pebblesnail AL. 2 U R4 Somatogyrus excavatus Walker, 1906 Hydrobiidae Ovate pebblesnail AL. 2 U R4 Somatogyrus hendersoni Walker, 1909 Hydrobiidae Fluted pebblesnail AL. 2 U R4 Somatogyrus hinkleyi Walker, 1904 Hydrobiidae Granite pebblesnail AL. 2 U R4 Somatogyrus humerosus Walker, 1906 Hydrobiidae Atlas pebblesnail AL. 2 U R4 Somatogyrus nanus Walker, 1904 Hydrobiidae Dwarf pebblesnail AL. 2 U R4 Somatogyrus obtusus Walker, 1904 Hydrobiidae Moon pebblesnail AL. 2 U R4 Somatogyrus pilsbryanus Walker, 1904 Hydrobiidae Tallapoosa pebblesnail AL. 2 U R4 Somatogyrus pygmaeus Walker, 1909 Hydrobiidae Pygmy pebblesnail AL. 2 U R4 Somatogyrus quadratus Walker, 1906 Hydrobiidae Quadrate pebblesnail AL. 2 U R4 Somatogyrus sargenti Pilsbryi, 1895 Hydrobiidae Mud pebblesnail AL. 2 U R4 Somatogyrus strengi Pilsbry & Walker, 1906 Hydrobiidae Rolling pebblesnail AL. 2 U R4 Somatogyrus tennesseensis Walker, 1906 Hydrobiidae Opaque pebblesnail AL, TN. 2 S R4 Stiobia nana (Thompson, 1978) Hydrobiidae Sculpin snail AL. 2 U R4 Vertigo alabamensis Clapp, 1915 Pupillidae Alabama vertigo (snail) AL.