Bibliography for the Identification of North American Freshwater Snails

Author Index

Prepared by Rob Dillon for the FWGNA Project

Ahlstedt, S.A. (1980) The molluscan fauna of the Duck River between Normandy and Columbia dams in central Tennessee. American Malacological Bulletin 1980: 60-62.

Ahlstedt, S.A. (1981) The molluscan fauna of Copper Creek (Clinch River system) in southwestern Virginia. American Malacological Bulletin 48: 4-6.

Ahlstedt, S.A. (1983) The molluscan fauna of the Elk River in Tennessee and Alabama. American Malacological Bulletin 1: 43-50.

Angelo, R., Cringan, M. & Fry, J. (2002) Distributional revisions and new and amended occurrence records for prosobranch snails in Kansas.  Trans. Kansas Acad. Sci. 105: 246 - 257.

Baker, F.C (1902) The Mollusca of the Chicago area.  Part 2, The Gastropoda. Chicago Acad. Sci. Natl. Hist. Survey, 3, 131-410.

Baker, F.C. (1906) A catalogue of the Mollusca of Illinois. Bull. Ill. State Lab. Nat. Hist., 7, 53-136.

Baker, F. (1911) The Lymnaeidae of North and Middle America, Recent and Fossil. Special Publication, no. 3. Chicago: Chicago Academy of Natural Sciences.  For a review, see the FWGNA blog of [20Nov06]

Baker, F.C. (1919) Fresh Water Mollusca from Colorado and Alberta. Bull. Am. Mus. Nat. Hist., 41, 527-39.

Baker, F.C. (1928) Freshwater Mollusca of Wisconsin, Part I, Gastropoda. Bull. Wisc. Geol. Natur. Hist. Survey, no. 70. Madison: University of Wisconsin Press.

Baker, F.C. (1935) Land and freshwater Mollusca from North Star Lake and vicinity, Itasca County, Minnesota. Am. Midl. Natur., 16, 257-74.

Baker, F.C. (1939) Land and freshwater Mollusca from western Ontario. Canadian Journal of Research, Section D 17(4): 87-102.

Baker, F.C. (1942) Land and fresh water Mollusca of New Hampshire. American Midland Naturalist 27:74-85.

Baker, F.C. (1945) The Molluscan Family Planorbidae. Urbana: University of Illinois Press.  For a review, see the FWGNA blog of [11Apr08].

Baker, H.B. (1946) Index to F.C. Baker's "The Molluscan Family Planorbidae." Nautilus, 59, 127-41.

Basch, P. (1963) A review of the recent freshwater limpet snails of North America. Bull. Mus. Comp. Zool. Harvard, 129, 399-461.

Baxter, R. (1987) Mollusks of Alaska.  Shells and Sea Life, Bayside, Calif.  163 pp.

Beetle, D. (1961) A checklist of Wyoming Recent Mollusca. Sterkiana, 3, 1-9.

Beetle, D. (1973) A checklist of the land and freshwater mollusks of Virginia. Sterkiana, 49, 21-35.

Beetle, D. (1989) Checklist of recent Mollusca of Wyoming, USA. Great Basin Natur., 49, 637-45.

Bequaert, J. & Miller, W. (1973) The Mollusks of the Arid Southwest, with an Arizona Check List. Tucson: University of Arizona Press.

Berry, E. (1943) The Amnicolidae of Michigan: Distribution, ecology, and taxonomy. Misc. Publ. Mus. Zool. U. Mich., 57, 1-68.

Bickel, D. (1967) Preliminary checklist of Recent and Pleistocene Mollusca of Kentucky. Sterkiana, 28, 7-20.

Bickel, D. (1968) Checklist of the Mollusca of Tennessee. Sterkiana, 31, 15-39.

Blair, L. & Sickel, J. B. (1986)  A survey of freshwater gastropods in selected habitats of Land Between The Lakes, Kentucky and Tennessee.  Trans. Kentucky Acad. Sci.  47: 6-12.

Branson, B. (1961) Recent Gastropoda of Oklahoma.  Part II. Distribution, ecology and taxonomy of freshwater species, with description of Helisoma travertina sp. nov. Okla. State Univ. Pub., Biol. Stud. Series 6, 58, 1-72.

Branson, B.A. (1977) Freshwater and terrestrial Mollusca of the Olympic Peninsula, Washington. The Veliger 19:310-330.

Branson, B. (1987) Keys to the aquatic Gastropoda known from Kentucky. Trans. Kentucky Acad. Sci., 48, 11-9.

Branson, B. & Batch, D. (1971) Annotated distribution records for Kentucky Mollusca. Sterkiana, 43, 1-9.

Branson, B.A. & D.L. Batch (1981) Distributional records for gastropods and sphaeriid clams of the Kentucky and Licking rivers and Tygarts Creek drainages, Kentucky.  Brimleyana 7: 137 – 144.

Branson, B.A. and D.L. Batch (1982) Molluscan distribution records from the Cumberland River, Kentucky. The Veliger 24:351-354.

Branson, B.A. and D.L. Batch (1983) Gastropod and Sphaeriacean clam records for streams west of the Kentucky River drainage, Kentucky. Transactions of the Kentucky Academy of Science 44:8-12.

Branson, B., Batch, D. & S.M. Call (1987) Distribution of aquatic snails (Mollusca: Gastropoda) in Kentucky with notes on fingernail clams. Trans. Kentucky Acad. Sci., 48, 62-70.

Brooks, S. (1936) The land and freshwater Mollusca of Newfoundland. Ann. Carnegie Mus., 25, 83-108.

Brooks, S. & Brooks, B. (1940) Geographical distribution of the Recent Mollusca of Newfoundland. Ann. Carnegie Mus., 28, 53-75.

Brown, K.M. (1991) Gastropoda. In Ecology and Classification of North American Freshwater Invertebrates, ed. J. Thorp & A. Covich, pp. 285-314. New York: Academic Press.

Brown, K.M. (2001) Mollusca: Gastropoda. Pages 297-329 in J.H. Thorpe and A.P. Covich (eds.) Ecology and Classification of North American Freshwater Invertebrates, 2nd Edition. Academic Press: San Diego, California.

Brown, K.M., and Charles Lydeard (2009) Mollusca: Gastropoda. In: Ecology and Classification of North American Freshwater Invertebrates, Third Edition. (Thorp & Covich, eds). Elsevier Inc.

Burch, J. (1979) Genera and subgenera of Recent freshwater gastropods of North America (North of Mexico). Malacological Review, 12, 97-100.

Burch, J. (1982) North American freshwater snails: Identification keys, generic synonymy, supplemental notes, glossary, references, index. Walkerana, 4, 1-365.

Burch, J. (1988) North American freshwater snails: Introduction, systematics, nomenclature, identification, morphology, habitats, distribution. Walkerana, 2(6), 1-80.

Burch, J. (1989) North American Freshwater Snails. Hamburg, MI: Malacological Publications.

Burch, J. & Tottenham, J. (1980) North American freshwater snails: Species list, ranges, and illustrations. Walkerana, 3, 1-215.

Burch, J. & Y. Jung (1992)  Freshwater snails of the University of Michigan Biological Station area.  Walkerana, 6, 1-218.

Burgess, G.H. and R. Franz (1978) Zoogeography of the aquatic fauna of the St. Johns River system with comments on adjacent peninsular faunas. The American Midland Naturalist 100:160-170.

Chamberlain, R. & Jones, D. (1929) A descriptive catalogue of the Mollusca of Utah. Bull. Univ. Utah, 19, 1-203.

Chamberlain, R. & Roscoe, E. (1948) Check list of the Recent Utah Mollusca. Bull. Univ. Utah, 39, 1-16.

Chambers, S.M. (1990) The genus Elimia (= Goniobasis) in Florida (Prosobranchia: Pleuroceridae). Walkerana, 4, 237-70.  For a review, see the FWGNA blog post of [15Feb17]

Chambers, S.M. (1980) Genetic divergence between populations of Goniobasis occupying different drainage systems. Malacologia, 20, 113-20.

Cheatum, E. P. & Fullington, R. W. (1971) The aquatic and land Mollusca of Texas.  Bulletin 1, Supp: Keys to the families of the recent land and freshwater snails of Texas.  Dallas Mus. of Natur. His. 1, 1-18.

Clarke, A. (1973) The freshwater molluscs of the Canadian Interior Basin. Malacologia, 13, 1-509.

Clarke, A. (1981) The Freshwater Mollusks of Canada. Ottawa: The National Museums of Canada.

Clench, W.J. (1959) Mollusca. In Fresh Water Biology, 2nd Edition, ed. W. Edmondson, pp. 1117-60. New York: John Wiley & Sons.

Clench, W.J. (1962) A catalogue of the Viviparidae of North America with notes on the distribution of Viviparus georgianus, Lea. Occas. Pprs. on Mollusks, Mus. Comp. Zool. Harvard, 2, 261-87.

Clench, W.J. and K.J. Boss (1967) Freshwater Mollusca from James River, VA, and a new name for Mudalia of authors. The Nautilus 80:99-102.

Clench, W.J. & Fuller, S. (1965) The genus Viviparus in North America. Occas. Pprs. on Mollusks, Mus. Comp. Zool. Harvard, 2, 385-412.

Clench, W.J. & Russell, H. (1940) Freshwater shells of New Hampshire. Nautilus, 54, 52-3.

Clench, W.J. & Turner, R. (1955) The North American genus Lioplax in the family Viviparidae. Occas. Pprs. on Mollusks, Mus. Comp. Zool. Harvard, 2, 1-20.

Clench, W.J. & Turner, R. (1956) Freshwater mollusks of Alabama, Georgia, and Florida from the Escambia to the Suwanee River. Bulletin of the Florida State Museum, 1, 94-239.

Clifford, H.F. (1991) Aquatic Invertebrates of Alberta. University of Alberta Press: Edmonton, Alberta, Canada. 538 pp.

Coote, T. W. (2015)  New gastropod records for the Hudson River, New York.  Amer. Malac. Bull. 33: 114 – 117.

Correa, A. C., J. S. Escobar, P. Durand, F. Renaud, P. David, P. Jarne, J-P Pointier, & S. Hurtrez-Bousses (2010)  Bridging gaps in the molecular phylogeny of the Lymnaeidae (Gastropoda: Pulmonata), vectors of Fascioliasis.  BMC Evolutionary Biology 10: 381.  For a review, see the FWGNA blog of [4June12]

Cowie, R.H., and S.C. Thiengo. 2003.  The apple snails of the Americas (Mollusca : Gastropoda : Ampullariidae : Asolene, Felipponea, Marisa, Pomacea, Pomella): A nomenclatural and type catalog.  Malacologia 45(1):41-100.

Cummings, K.S. (1991) The aquatic Mollusca of Illinois. Pages 429-439 in L.M. Page and M.R. Jeffords (eds.). Our Living Heritage: The Biological Resources of Illinois. Illinois Natural History Survey Bulletin 34:357-477.

Cvancara, A. (1975) Aquatic malacogeography of North Dakota. Proc. North Dakota Acad. Sci., 27, 68-82.

Cvancara, A. (1983) Aquatic Mollusks of North Dakota. Report of Investigation, no. 78. North Dakota Geol. Survey.

Dall, W. (1905) Land and Fresh Water Mollusks of Alaska and Adjoining Regions. Harriman Alaska Expeditions 1899, no. 13. Washington, D.C.: Smithsonian Inst.

Dawley, C. (1947) Distribution of aquatic mollusks in Minnesota. Amer. Midl. Natur., 38, 671-97.

Dawley, C. (1965) Checklist of freshwater mollusks of North Carolina. Sterkiana, 19, 35-9.

Dexter, R.W. (1956) Comparison of the gastropod fauna in the drainage systems of Champaign County, Illinois. American Midland Naturalist 55(2):363-368.

Dexter, R.W. (1961) Changes in the gastropod populations in the Salt Fork of the Big Vermilion River in Illinois, 1918-1959. Sterkiana 3: 15-18.

Dillon, R.T., Jr. (2011)  Robust shell phenotype is a local response to stream size in the genus Pleurocera (Rafinesque 1818).  Malacologia 53: 265-277. [pdf]

Dillon, R.T., Jr.  (2014)  Cryptic phenotypic plasticity in populations of the North American freshwater gastropod, Pleurocera semicarinata.  Zoological Studies  53(31):1-7. [pdf]

Dillon, R.T., Jr. and E.F. Benfield. (1982) Distribution of pulmonate snails in the New River of Virginia and North Carolina, U.S.A.: interaction between alkalinity and stream drainage area. Freshwater Biology 12:179-186. [pdf]

Dillon, R.T., Jr., S. J. Jacquemin & M. Pyron (2013)  Cryptic phenotypic plasticity in populations of the freshwater prosobranch snail, Pleurocera canaliculata.  Hydrobiologia 709: 117-127.  [pdf]

Dillon, R.T., Jr. & Keferl, E. (2000) A survey of the pleurocerid gastropods of South Carolina.  In Freshwater Mollusk Symposia Proceedings, Part II, eds. Tankersley, Warmolts, Watters, Armitage, Johnson & Butler, pp. 153 - 160.  Columbus: Ohio Biological Survey. [pdf]

Dillon, R.T., Jr. & Lydeard, C. (1998) Divergence among Mobile Basin populations of the pleurocerid snail genus, Leptoxis, estimated by allozyme electrophoresis. Malacologia, 39, 113-21. [pdf]

Dillon, R.T., Jr. & Davis, G. M. (1980) The Goniobasis of southern Virginia and northwestern North Carolina: Genetic and shell morphometric relationships. Malacologia, 20, 83-98. [pdf]

Dillon, R.T., Jr. & Reed, A. (2002) A survey of genetic variation at allozyme loci among Goniobasis populations inhabiting Atlantic drainages of the Carolinas.  Malacologia 44: 23 - 31. [pdf]

Dillon, R.T., Jr. & J. D. Robinson (2011)  The opposite of speciation: Genetic relationships among the populations of Pleurocera (Gastropoda: Pleuroceridae) in central Georgia.  Am. Malac. Bull. 29: 159-168. [pdf]

Dillon, R.T., Jr, J. D. Robinson, and A. R. Wethington (2007)  Empirical estimates of reproductive isolation between the freshwater pulmonates Physa acuta, P. pomilia, and P. hendersoni.  Malacologia 49: 283-292. [pdf]

Dillon, R.T., Jr. and A. R. Wethington  (2006)  The Michigan Physidae revisited: A population genetic study.  Malacologia 48: 133 – 142. [pdf]

Emerson, W. & Jacobson, M. (1976) Guide to Shells, Land, Freshwater, and Marine, from Nova Scotia to Florida. New York: Alfred A. Knopf.

Evans, R. (2012)  Recent monitoring of the freshwater mollusks of Kinniconick Creek, Kentucky, with comments on potential threats.  Walkerana 15: 17 – 26.

Evans, R. & Ray, S. (2008)  Checklist of the freshwater snails (Mollusca: Gastropoda) of Pennsylvania, USA. Journal of the Pennsylvania Academy of Sciences 82: 92-97.

Evans, R. & Ray, S. (2010)  Distribution and environmental influences on freshwater gastropods from lotic systems and spring environments in Pennsylvania, USA, with conservation recommendations.  American Malacological Bulletin 28: 135 - 150.  For a review, see the FWGNA blog post of [22June10]. 

Frest, T., & Johannes, E. (2001) An annotated checklist of Idaho land and freshwater mollusks.  J. Idaho Acad. Sci., 36, 1-51.

Frest, T., E. Johannes, W. Clark, G. Stephens, and M. Plew (2001) A bibliography of Idaho freshwater and terrestrial mollusks. Journal of the Idaho Academy of Science 37:9-120.

Fullington, R. (1982) The recent and fossil freshwater gastropod fauna of Texas. In Proceedings of the Symposium on Recent Benthological Investigations in Texas and Adjacent States, ed. J. Davis, pp. 61-7. Dallas: Dallas Mus. Nat. Hist.

Goodrich, C. (1922) The Anculosae of the Alabama River drainage. Misc. Publ. Mus. Zool. Univ. Mich., 7, 1-57. For a review, see the FWGNA blog of [15Sept09].

Goodrich, C. (1924) The genus Gyrotoma. Misc. Publ. Mus. Zool. Univ. Mich., 12, 1-29.  For a review, see the FWGNA blog of  [5Sept18].

Goodrich, C. (1930) Goniobases of the vicinity of Muscle Shoals. Occas. Pprs. Mus. Zool. Univ. Mich., 209, 1-25.

Goodrich, C. (1931) The pleurocerid genus Eurycaelon. Occas. Pprs. Mus.  Zool. Univ. Mich., 223, 1-9.

Goodrich, C. (1932) The Mollusca of Michigan. Handbook Series, no. 5. Ann Arbor: Univ. Mich. Mus. Zool.

Goodrich, C. (1936) Goniobasis of the Coosa River, Alabama. Misc. Publ. Mus. Zool. Univ. Mich., 31, 1-60.

Goodrich, C. (1939a) Pleuroceridae of the St. Lawrence River Basin. Occas. Pprs. Mus. Zool. Univ. Mich., 404, 1-4.

Goodrich, C. (1939b) Pleuroceridae of the Mississippi River basin exclusive of the Ohio River system. Occas. Pprs. Mus. Zool. Univ. Mich., 406, 1-4.

Goodrich, C. (1940) The Pleuroceridae of the Ohio River system. Occas. Pprs. Mus. Zool. Univ. Mich., 417, 1-21.

Goodrich, C. (1941a) Pleuroceridae of the small streams of the Alabama River system. Occas. Pprs. Mus. Zool. Univ. Mich., 427, 1-10.

Goodrich, C. (1941b) Distribution of the gastropods of the Cahaba River, Alabama. Occas. Pprs. Mus. Zool. Univ. Mich., 428, 1-30.

Goodrich, C. (1942a) The Pleuroceridae of the Atlantic coastal plain. Occas. Pprs. Mus. Zool. Univ. Mich., 456, 1-6.

Goodrich, C. (1942b) Pleuroceridae of the Pacific Coastal Drainage, including the western interior basin. Occas. Pprs. Mus. Zool. Univ. Mich., 469, 1-4.

Goodrich, C. (1944a) Pleuroceridae of the Great Basin. Occas. Pprs. Mus. Zool. Univ. Mich., 485, 1-11.

Goodrich, C. (1944b) Certain operculates of the Coosa River. Nautilus, 58, 1-10.

Goodrich, C. (1944c) Pleuroceridae of the Coosa River basin. Nautilus, 58, 40-8.

Goodrich, C. & van der Schalie, H. (1939) Aquatic mollusks of the upper peninsula of Michigan. Misc. Publ. Mus. Zool. Univ. Mich., 43, 7-33.

Goodrich, C. & van der Schalie, H. (1944) A revision of the Mollusca of Indiana. Am. Midl. Natur., 32, 257-326.

Gordon, M.E. (1980) Recent Mollusca of Arkansas with annotations to systematics and zoogeography. Proceedings of the Arkansas Academy of Science 34:58-62.

Gordon, M.E. (1982) Mollusca of the White River, Arkansas and Missouri. Southwestern Naturalist 27:347-352.

Gordon, M.E. (1985) Mollusca of Frog Bayou, Arkansas. The Nautilus 99:6-9.

Gordon, M.E., S.W. Chordas, G.L. Harp, and A.V. Brown (1994) Aquatic Mollusca of the White River National Wildlife Refuge, Arkansas, U.S.A. Walkerana 7:1-9.

Graf, D. (2001)  The cleansing of the Augean Stables, or a lexicon of the nominal species of the Pleuroceridae (Gastropoda: Prosobranchia) of recent North America, North of Mexico.  Walkerana, 12, 1 - 124.

Hanna, G. (1956) Land and freshwater mollusks of the Arctic slope, Alaska. Nautilus, 70, 4-10.

Hannibal, H. (1910) Valvatidae of the western North America. Nautilus 23(8):104-107.

Hannibal, H. (1912) A synopsis of the Recent and Tertiary freshwater Mollusca of the California Province, based upon an ontogenetic classification. Proc. Malacol. Soc. Lond., 10, 112-211.

Harman, W. (1982)  Pictorial keys to the aquatic mollusks of the upper Susquehanna.  Occas. Pprs. Biol. Field Sta. State Univ. New York at Oneonta  9, 1-13.

Harman, W. (1998) The molluscan community of Oneida Lake, New York.  J. Freshw. Ecol. 13: 207 - 211.

Harman, W.N. and C.O. Berg (1970) Fresh-water Mollusca of the Finger Lakes region of New York. The Ohio Journal of Science 70:146-150.

Harman, W. & Berg, C.O. (1971) The freshwater snails of central New York with illustrated keys to the genera and species. Search: Cornell Univ. Ag. Exp. Sta., 1, 1-68.

Harrold, M. N. & R. P. Guralnick (2008)  A Field Guide to the Freshwater Mollusks of Colorado.  Colorado Division of Wildlife, Denver. 126 pp.  For a review see the FWGNA blog of [26Nov08].

Hayes, K. A. Cowie R.H., Thiengo S.C., Strong E.E. (2012) Comparing apples with apples: clarifying the identities of two highly invasive Neotropical Ampullariidae (Caenogastropoda). Zool. J. Linn. Soc. 166: 723-753.  For a review, see the FWGNA blog of [25July13].

Hayes, K. A., S. Thiengo, and R. Cowie (2009) A global phylogeny of apple snails: Gondwanan origin, generic relationships and the influence of outgroup choice (Caenogastropoda: Ampullariidae). Biol. J. Linn. Soc. 98: 61-76. 

Henderson, J. (1924) Mollusca of Colorado, Utah, Montana, Idaho and Wyoming. University of Colorado Studies, Boulder, 13, 65-223.

Henderson, J. (1929) Non-marine mollusca of Oregon and Washington. University of Colorado Studies, Boulder, 17, 47-190.

Henderson, J. (1935) Fossil non-marine Mollusca of North America. Geological Society of America Special Paper, 3, 1-313.

Henderson, J. (1936a) Mollusca of Colorado, Utah, Montana, Idaho and Wyoming, Supplement. University of Colorado Studies, Boulder, 23, 81-145.

Henderson, J. (1936b) The non-marine Mollusca of Oregon and Washington, Supplement. University of Colorado Studies, Boulder, 23, 251-80.

Henderson, J. (1939) The mollusca of New Mexico and Arizona. In So Live the Works of Men, ed. D. Brand & F. Harvey, pp. 187-94. Albuquerque: University of New Mexico Press.

Hershler, R. (1989) Springsnails (Gastropoda: Hydrobiidae) of Owens and Amargosa River (exclusive of Ash meadows) drainages, Death Valley system, California-Nevada. Proceedings of the Biological Society of Washington 102:176-248.

Hershler, R. (1994) A review of the North American freshwater snail genus Pyrgulopsis (Hydrobiidae). Smithsonian Contributions to Zoology,  554: 1-115.

Hershler, R. (1996) Review of the North American aquatic snail genus Probythinella (Rissooidea: Hydrobiidae)  Invertebrate Biology 115: 120 - 144.

Hershler, R. (1998) A systematic review of the hydrobiid snails (Gastropoda: Rissooidea) of the Great Basin, western United States.  Part I, Genus Pyrgulopsis.  Veliger 41: 1 - 132.  

Hershler, R. (1999) A systematic review of the hydrobiid snails (Gastropoda: Rissooidea) of the Great Basin, western United States.  Part II, Genera Colligyrus, Eremopyrgus, Fluminicola, Pristinicola, and Tryonia.  Veliger 42: 306 - 338.

Hershler, R. (2001) Systematics of the North and Central American aquatic snail genus Tryonia (Rissooidea: Hydrobiidae).  Smithsonian Contrib. Zool., 612, 1 - 53.

Hershler, R. & Frest, T. (1996) A review of the North American freshwater snail genus Fluminicola (Hydrobiidae). Smithsonian Contrib. Zool., 583, 1-41.

Hershler, R., T.J. Frest, H.P. Liu, and E.J. Johannes (2003) Rissooidean snails from the Pit River Basin, California. The Veliger 46:275-304.

Hershler, R. & Holsinger, J. R. (1990)  Zoogeography of North American hydrobiid cavesnails.  Stygologia 5: 5 - 16.

Hershler, R., Holsinger, J. & Hubricht, L. (1990) A revision of the North American freshwater snail genus Fontigens (Prosobranchia: Hydrobiidae). Smithsonian Contributions to Zoology, 509, 1-49.

Hershler, R. & Landye, J. (1988) Arizona Hydrobiidae (Prosobranchia: Rissoacea). Smithsonian Contrib. Zool., 459, 1-63.

Hershler, R., J. Landye, H-P. Liu et al. (2014)  New Species and Records of Chihuahuan Desert Springsnails, With a New Combination for Tryonia brunei.  Western North American Naturalist 74(1):47-65.

Hershler, R., and H-P. Liu (2004)  Taxonomic reappraisal of species assigned to the North American freshwater gastropod subgenus Natricola (Rissooidea: Hydrobiidae).  Veliger 47(1):88-81.

Hershler, R., & H-P. Liu (2012) Molecular phylogeny of the western North American pebblesnails, genus Fluminicola (Rissooidea: Lithoglyphidae), with description of a new species.  Journal of Molluscan Studies 78(4):321-329.

Hershler, R. and Liu, H-P. (2017) Annotated Checklist of Freshwater Truncatelloidean Gastropods of the Western United States, with an Illustrated Key to the Genera. Denver, Colorado: United States Department of the Interior, Bureau of Land Management National Operations Center.  Technical Note 449.  142 pp.

Hershler, R., Liu, H-P., Frest, T. J., & Johannes, E. J. (2007)  Extensive diversification of pebblesnails (Lithoglyphidae: Fluminicola) in the upper Sacramento River basin, northwestern USA.  Zool. J. Linn. Soc. 149: 371-422.

Hershler, R., H-P. Liu and J.J. Landye (2011) New species and records of springsnails (Caenogastropoda: Cochliopidae: Tryonia) from the Chihuahuan Desert (Mexico and United States), an imperiled biodiversity hotspot. Zootaxa 3001:1-32.

Hershler, R., H.-P. Liu, and B.K. Lang (2007) Genetic and morphological variation of the Pecos Assiminea, an endangered mollusk of the Rio Grande region, United States and Mexico (Caenogastropoda: Rissooidea: Assimineidae). Hydrobiologia 579:317-335. 1-68.

Hershler, R., Liu, H-P., & Sada, D. W. (2007)  Origin and diversification of the Soldier Meadow springsnails (Hydrobiidae: Pyrgulopsis): A species flock in the northwesten Great Basin, USA.  Journal of Molluscan Studies 73: 167 - 183.

Hershler, R., Liu, H-P. & Stockwell, C. (2002) A new genus and species of aquatic gastropods (Rissooidea: Hydrobidae) from the North American Southwest: phylogenetic relationships and biogeography.  Proc. Biol. Soc. Washington 115: 171 - 188.

Hershler, R., Liu, H-P., & Thompson, F. G. (2003)  Phylogenetic relationships of North American nymphophiline gastropods based on mitochondrial DNA sequences.  Zoologica Scripta 32: 357-366.

Hershler, R. & Longley, G. (1986) Phreatic hydrobiids (Gastropoda: Prosobranchia) from the Edwards (Balcones Fault Zone) Aquifer region, south-central Texas. Malacologia, 27, 127-72.

Hershler, R., V. Ratcliffe, H.-P. Liu, B. Lang, and C. Hay (2014)  Taxonomic revision of the Pyrgulopsis gilae (Caenogastropoda, Hydrobiidae) species complex, with descriptions of two new species from the Gila River basin, New Mexico.  ZooKeys  429:69-85.

Hershler, R. and D.W. Sada (1987) Springsnails (Gastropoda: Hydrobiidae) of Ash Meadows, Amargosa Basin, California-Nevada. Proceedings of the Biological Society of Washington 100:776-843.

Hershler, R., and F.G. Thompson (1987) North American Hydrobiidae (Gastropoda: Rissoacea): Redescription and systematic relationships of Tryonia Stimpson, 1865 and Pyrgulopsis Call and Pilsbry, 1886. Nautilus 101:25-32.

Hershler, R. & Thompson, F. (1992) A review of the aquatic gastropod subfamily Cochliopinae (Prosobranchia: Hydrobiidae). Malacological Review Supplement, 5, 1-140.

Hossack, B.R., and R.L. Newell (2013) New distribution record for the rare limpet Acroloxus coloradensis (Henderson, 1930) (Gastropoda: Acroloxidae) from Montana. Nautilus 127:41-42.

Hovingh, P. (2004) Intermountain freshwater mollusks, USA (Margaritifera, Anodonta, Gonidea, Valvata, Ferrissia): geography, conservation, and fish management implications. Monographs of the Western North American Naturalist 2:109-135.

Hubendick, B. (1951) Recent Lymnaeidae.  Their variation, morphology, taxonomy, nomenclature, and distribution. Kungl. Svenska Vetensk. Akad. Handl., 3, 1-223.  For a review, the the FWGNA blog of [28Dec06].

Hubendick, B. (1955) Phylogeny in the Planorbidae.  Trans. Zool. Soc. Lond. 28(6), 453-542. For a review, see the FWGNA blog of [11Apr08].

Hubendick, B. (1964) Studies on Ancylidae, The subgroups.  Meddelanden Fran Goteborgs Musei Zoologiska Avendelining, 137.  (Goteborgs Kungl. Vetenskaps-Och Vitterhets-Samhalles Handlingar.  Sjatte Foljden. Ser. B.) 9, 1-72.

Jacobson, M. & Emerson, W. (1971) Shells from Cape Cod to Cape May. New York: Dover.

Jass, J.P. 2004.  Distributions of gastropods in Wisconsin.  Milwaukee Public Museum Contributions in Biology and Geology 99:1-28.

Johnson, P.D., A.E. Bogan, K.M. Brown, N.M. Burkhead, J.R. Cordeiro, J.T. Garner, P.D. Hartfield, D.A.W. Lepitzki, G.L. Mackie, E. Pip, T.A. Tarpley, J.S. Tiemann, N.V. Whelan, and E.E. Strong (2013) Conservation status of freshwater gastropods of Canada and the United States. Fisheries 38(6):247-282.  For a review, see FWGNA Blog of  [9Sept13], but first read [19Aug13].

Johnson, R.I. (1973) Distribution of Hydrobiidae, a family of fresh and brackish water gastropods, in peninsular Florida. Occasional Papers on Mollusks 3:281-303.

Jokinen, E.H. (1982) Cipangopaludina chinensis (Gastropoda: Viviparidae) in North America, review and update. Nautilus 96:89-95.

Jokinen, E.H. (1983) The Freshwater Snails of Connecticut. Hartford, Connecticut: State Geol. Nat. Hist. Survey Bull. 109. 83 p.

Jokinen, E.H. (1992) The freshwater snails (Mollusca: Gastropoda) of New York State. New York State Museum Bulletin, 482, 1-112.

Jokinen, E.H.  (2005)  Pond molluscs of Indiana Dunes National Lakeshore: Then and now.  American Malacological Bulletin 20(1-2):1-9.

Kabat, A. & Hershler, R. (1993) The prosobranch snail family Hydrobiidae (Gastropoda: Rissoidea): Review of classification and supraspecific taxa. Smithsonian Contrib. Zoology, 547, 1-94.

Keep, J. (1935) West Coast Shells (Revised Edition by J. L. Baily). Stanford: Stanford Univ. Press.

LaRocque, A. (1953) Catalogue of the Recent Mollusca of Canada. Nat. Mus. Can. Bull., 129, 1-406.

LaRocque, A. (1959) Checklist of Ohio Pleistocene and living Mollusca. Sterkiana, 1, 23-49.

LaRocque, A. (1961a) Checklist of New Brunswick non-marine Mollusca. Sterkiana, 3, 40-2.

LaRocque, A. (1961b) Checklist of Newfoundland non-marine Mollusca. Sterkiana, 3, 43-8.

LaRocque, A. (1962) Checklist of the non-marine Mollusca of Quebec. Sterkiana, 7, 23-44.

LaRocque, A. (1968) Pleistocene mollusca of Ohio. Ohio Geol. Survey Bull., 62, 357-553.

Laursen, J., Averbeck, G., Conboy, G. & Stromberg, B. (1992) Survey of pulmonate snails of central Minnesota. J. Freshw. Ecol., 7, 25-33.

Lee, J.S.  (2000)  The distribution and ecology of the freshwater molluscs of northern British Columbia.  M.S. Thesis. Prince George: University of Northern British Columbia. 

Lee, J.S. (2000) Freshwater mollusks of British Columbia, assessments for all known or potential taxa. Prepared for British Columbia Conservation Data Centre.

Lee, J.S. and J.D. Ackerman. 2000. Freshwater molluscs at risk in British Columbia: three examples of "risk". Pages 67-74 in L. Darling (editors) Proceedings of a Conference on the Biology and Management of Species and Habitats at risk, Kamloops, British Columbia, 15-19 February 1999. British Columbia Ministry of Environment, Lands, and Parks, Victoria, British Columbia; and University of the Cariboo, Kamloops, British Columbia.

Leonard, A. (1959) Handbook of Gastropods in Kansas. Misc. Publ., no. 20. Lawrence: Univ. Kansas Mus. Natl. Hist.

Liu, H-P., and R. Hershler (2005)  Molecular systematics and radiation of western North American nymphophiline gastropods.  Molecular Phylogenetics and Evolution 34(2):284-298.

Liu, H-P, R. Hershler, & P. Hovingh (2018) Molecular evidence enables further resolution of the western North American Pyrgulopsis kolobensis complex (Caenogastropoda: Hydrobiidae).  Journal of Molluscan Studies 84(1):103-107.

Liu, H-P., R. Hershler, and F.G. Thompson (2001) Phylogenetic relationships of the Cochliopinae (Rissooidea: Hydrobiidae): An enigmatic group of aquatic gastropods. Molecular Phylogenetics and Evolution 21(1):17-25.

Lydeard, C., Holznagel, W.E., Garner, J., Hartfield, P., & Pierson, J.M. (1997)  A molecular phylogeny of Mobile River drainage basin pleurocerid snails (Caenogastropoda: Cerithioiidea).  Molecular Phylogenetics and Evolution 7: 117-128.

Lydeard, C., Yoder, J.H., Holznagel, W.E., Thompson, F.G., & Hartfield, P. (1998)  Phylogenetic utility of the 5'-half of mitochondrial 16S rDNA sequences for inferring relationships of Elimia (Cerithioidea: Pleuroceridae).  Malacologia 39:183-193.

Lysne, S. (2009) A Guide to Southern Idaho's Freshwater Mollusks. U.S. Fish and Wildlife Service and Orma J. Smith Museum of Natural History: Idaho. 43 pages.

Lysne, S. J. & W. H. Clark (2009) Mollusc survey of the lower Bruneau River, Owyhee County, Idaho, U.S.A.  American Malacological Bulletin 27: 167- 172.

Mackie, G., White, D. & Zdeba, T. (1980) A Guide to the Freshwater Mollusks of the Laurentian Great Lakes, with Special Emphasis on the Genus Pisidium. Duluth, MN: U.S. Environmental Protection Agency.

MacMillan, G.K. (1954) A preliminary survey of the land and freshwater Gastropoda of Cape Breton, Nova Scotia. Proceedings of the Nova Scotian Institute of Science, 23(4): 390-408.

Martin, S. M. (1999)  Freshwater snails (Mollusca: Gastropoda) of Maine.  Northeastern Naturalist 6: 39-88.

Mazyck, W.G. (1914) Catalog of the Mollusca of South Carolina. Charleston Museum Contributions 2:1-39.

McGregor, S., Shepard, T., Richardson, T.,  & Fitzpatrick, J. (1999) A survey of the primary tributaries of the Alabama and lower Tombigbee rivers for freshwater mussels, snails, and crayfish.  Geological Survey of Alabama Circular 196: 1 - 29.

McKillop, B. (1996) Geographic and environmental distribution of freshwater gastropods in Manitoba, Canada. Manitoba Mus. Man & Nat. Occas. Series, 1: 1-37.

Mihalcik, E.L., and F.G. Thompson (2002)  A taxonomic revision of the freshwater snails referred to as Elimia curvicostata, and related species. Walkerana 13(29-30):1-108.  For a review, see the FWGNA blog of [14Mar17].

Minton, R.L., and C. Lydeard. 2003.  Phylogeny, taxonomy, genetics and global heritage ranks of an imperilled, freshwater snail genus Lithasia (Pleuroceridae). Molecular Ecology 12(1):75-87.

Minton, R. L., White, J. D., Hayes, D. M., Chenoweth, M. S., & Hill, A. M. (2008)  Diversity and distribution of freshwater gastropods in the Bayou Bartholomew drainage, Arkansas, USA.  Amer. Malac. Bull. 26: 171 - 177.

Mirarchi, R.E. (2004) Alabama Wildlife. Volume One: A Checklist of Vertebrates and Selected Invertebrates: Aquatic Mollusks, Fishes, Amphibians, Reptiles, Birds, and Mammals. University of Alabama Press: Tuscaloosa, Alabama.

Mirarchi, R.E., J.T. Garner, M.F. Mettee, and P.E. O'Neil (2004) Alabama Wildlife. Volume Two. Imperiled Aquatic Mollusks and Fishes. University of Alabama Press: Tuscaloosa, Alabama.

Morrison, J. P. E. (1932) A report on the mollusca of the northeastern Wisconsin Lake district.  Trans. Wisconsin Acad. Sci. Arts Lett. 27, 359-396.

Murray, H. & Roy, E. (1968) Checklist of fresh-water and land mollusks of Texas. Sterkiana, 30, 25-42.

Neck, R. (1990) Ecological analysis of the living molluscs of the Texas panhandle. Am. Malac. Bull., 8, 9-18.

Over, W.H. (1915) The Mollusca of South Dakota. The Nautilus 29:79-81, 90 – 95.

Over, W.H. (1928) Additional records of South Dakota Mollusca. The Nautilus 41:92-93.

Paul, A.J. and H.F. Cliford (1991) Acroloxus coloradensis (Henderson), a rare North American freshwater limpet. Nautilus 105:173-174.

Pennak, R. (1989) Fresh-Water Invertebrates of the United States, Third Edition. New York: John Wiley & Sons.

Pearce, T. A. & Evans, R. (2008)  Freshwater Mollusca of Plummers Island, Maryland.  Bull. Biol. Soc. Washington 15: 20 - 30.

Pilsbry, H. (1934) Review of the Planorbidae of Florida, with notes on other members of the family. Proc. Acad. Natl. Sci. Phila., 86, 29-66.

Pip, E. (2000) The decline of freshwater molluscs in southern Manitoba. Canadian Field Naturalist 114:555-560

Pip, E. (2006) Littoral mollusc communities and water quality in southern Lake Winnipeg, Manitoba, Canada. Biodiversity and Conservation 15:3637-3652.

Prezant, R.S., and E.J. Chapman. 2004.  Freshwater molluscs of the United States Military Academy drainages (West Point, NY) and comparative regional biodiversity of gastropods.  Northeastern Naturalist 11(3): 273-294.

Pyron, M., Beugly, J., Martin, E., & Spielman, M. (2008)  Conseration of the freshwater gastropods of Indiana: Historic and current distributions.  Am. Malac. Bull. 26: 137 - 151.  For a review, see the FWGNA blog post of [23Jan09].

Pyron, M., and K.M. Brown (2015)  Chapter 18 - Introduction to Mollusca and the Class Gastropoda.  pp. 383-421 in J.H. Thorp and D.C. Rogers (eds.). Thorp and Covich's Freshwater Invertebrates (Fourth Edition). Ecology and General Biology. Academic Press, Inc.  xxix + 1118 pp.  For a review, see the FWGNA blog of [12Apr18].

Richards, H. G. (1934) A list of the mollusks of the District of Columbia and vicinity.  Amer. Midl. Natur. 15: 85 - 88.

Robertson, I. & Blakeslee, C. (1948) The Mollusca of the Niagra Frontier region. Bull. Buffalo Soc. Nat. Sci., 19, 1-191.

Rosewater, J. (1959) Mollusca of the Salt River, Kentucky.  Nautilus 73, 57-63.

Sampson, F.A. (1913) A preliminary list of the Mollusca of Missouri (exclusive of the Unionidae). Transactions of the Academy of Sciences of St. Louis 22:67-108.

Schwartz, F.J. and W.G. Meredith (1962) Mollusks of the Cheat River watershed of West Virginia and Pennsylvania, with comments on present distributions. The Ohio Journal of Science 62:203-207.

Smith, D. G. (1987) Mollusca Mesogastropoda. Keys to the Freshwater Macroinvertebrates of Massachusetts, no. 2. Westborough: Mass. Div. Water Poll. Control.

Smith, D. G.  (1995) Keys to the freshwater macroinvertebrates of Massachusetts, Second Edition.  Privately published, available from D.G. Smith, 30 Montague Road, Sunderland, MA  01375.

Smith, D. G. (2001) Pennak's Freshwater Invertebrates of the United States: Porifera to Crustacea, Fourth Edition.  New York: John Wiley & Sons.

Spamer, E.E. and A.E. Bogan (1993) Mollusca of the Grand Canyon and vicinity, Arizona: new and revised data on diversity and distribution, with notes on Pleistocene-Holocene mollusks of the Grand Canyon. Proceedings of the Academy of Natural Sciences of Philadelphia 144:21-68.

Stewart, T.  (2006)   The freshwater gastropods of Iowa (1821-1998): Species composition, geographic distributions, and conservation concerns. Amer. Malac. Bull., 21: 59 - 75.  For a review, see the FWGNA blog of [20Apr06].

Stewart, T.W., and R.T. Dillon, Jr. 2004.  Species composition and geographic distribution of Virginia’s freshwater gastropod fauna: A review using historical records.  American Malacological Bulletin 19(1-2):79-91.

Stephen, B. J. (2015)  Species composition of Nebraska’s freshwater gastropod fauna: A review of historical records.  Amer. Malac. Bull. 33: 61 – 71.  For a review, see the FWGNA blog of [11May15].

Strayer, D. (1987) Ecology and zoogeography of the freshwater mollusks of the Hudson River basin. Malac. Rev., 20, 1-68.

Strayer, D. (1990) Freshwater Mollusca. In Freshwater Macroinvertebrates of Northeastern North America, eds. B. Peckarsky, P. Fraissinet, M. Penton & D. Conklin, pp. 333-372. Ithaca: Cornell University Press.

Strecker, J. (1935) Land and freshwater snails of Texas. Trans. Texas Acad. Sci., 17, 1-50.

Strong, E. E., and T. J. Frest (2007)  On the anatomy and systematics of Juga from western North America (Gastropoda: Cerithioidea: Pleuroceridae).  The Nautilus 121: 43-65. 

Taylor, D. (1970) West American Freshwater Mollusca, 1: Bibliography of Pleistocene and Recent Species. Memoir, No. 4. San Diego: San Diego Society of Natural History.

Taylor, D. (1981) Freshwater mollusks of California: A distributional checklist. Calif. Fish & Game, 67, 140-63.

Taylor, D. (1987) Fresh-water molluscs from New Mexico and vicinity. Bull. New Mexico Bur. Mines & Mineral Resources, 116, 1-50.

Taylor, D. (2003)  Introduction to Physidae (Gastropoda: Hygrophila); Biogeography, Classification, Morphology.  Revista de Biología Tropical 51, Supplement 1: 1-287.

Te, G.A. (1975) Michigan Physidae, with systematic notes on Physella and Physodon (Basommatophora: Pulmonata). Malac. Rev., 8, 7-30.  For a review, see the FWGNA blog of [6May14].

Te, G.A. (1978) The systematics of the family Physidae (Basommatophora:Pulmonata). Ph. D. Dissertation, p. 325. University of Michigan.  For a review, see the FWGNA blog of [12June14].

Te, G.A. (1979) New classification system for the family Physidae. Arch. Moll., 110, 179-84.  For a review, see the FWGNA blog of [12June14].

Thompson, F.G. (1968) The Aquatic Snails of the Family Hydrobiidae of Peninsular Florida. Gainesville: University of Florida Press.

Thompson, F.G. (1969) Some hydrobiid snails from Georgia and Florida. Quart. J. Florida Acad. Sci., 32, 241-65.

Thompson, F.G. (1977) The hydrobiid snail genus Marstonia. Bulletin of the Florida State Museum, 21, 113-58.

Thompson, F.G. (1984) The Freshwater Snails of Florida, A Manual for Identification. Gainesville: University of Florida Press.

Thompson, F.G. (1984) North American freshwater snail genera of the hydrobiid subfamily Lithoglyphinae. Malacologia, 25, 109-41.

Thompson, F.G. (1999) An identification manual for the freshwater snails of Florida.  Walkerana 10: 1 - 96.  For a review, see the FWGNA blog of [14Mar17].

Thompson, F.G. (2000) Freshwater snails of the genus Elimia from the Coosa River system, Alabama.  Walkerana 11: 1 - 54.

Thompson, F.G. (2001) A new hydrobiid snail from a saline spring in southern Alabama (Gastropoda, Prosobranchia, Rissooidea). American Malacological Bulletin 16:41-46.

Thompson, F.G. & Hershler, R. (1991) Two new hydrobiid snails (Amnicolinae) from Florida and Georgia with a discussion of the biogeography of freshwater gastropods of south Georgia streams. Malac. Rev., 24, 55-72.

Thompson, F.G., & Hershler, R. (2002)  Two genera of North American freshwater snails: Marstonia Baker 1926 resurrected to generic status, and Floridobia, new genus (Prosobranchia: Hydrobiidae: Nymphophilinae)  Veliger 45:  269-271.

Thorp, J.H., and D. C. Rogers (2011)  Chapter 9 - Snails: Phylum Mollusca, Class Gastropoda.  pp. 65-82, in Field Guide to Freshwater Invertebrates of North America. Academic Press; 304 pp.

Thorp, J. H., and D. C. Rogers (2016) Keys to Nearctic Fauna.  Thorp and Covich’s Freshwater Invertebrates, (Fourth Edition).  Volume II.  Gastropod keys are pp 192 - 208.  For reviews, see FWGNA Blog [12Apr18] and [10May18].

Turgeon, D., and 15 other authors. (1998) Common and Scientific Names of Aquatic Invertebrates from the United States and Canada: Mollusks. Special Publications No. 26. American Fisheries Society.  526 pp.  For a review, see the FWGNA blog of [5Mar14].

Tuthill, S. (1962) A checklist of North Dakota Pleistocene and Recent Mollusca. Sterkiana, 8, 12-8.

Tuthill, S. (1963) Corrections and additions to the checklist of North Dakota Pleistocene and Recent Mollusca. Sterkiana, 10, 29-30.

Vanatta, E.G. (1927) Land and freshwater shells from Newfoundland. The Nautilus 49(4): 112-114.

van der Schalie, H. (1973) The mollusks of the Duck River drainage in central Tennessee. Sterkiana 52:45-56.

Walker, B. (1918) A Synopsis of the Classification of the Freshwater Mollusca of North America, North of Mexico. Misc. Pubs., no. 6. Ann Arbor: University of Michigan Press.  For a review, see the FWGNA blog of [9Nov12].

Walther, A. C., J. B. Burch and D. O'Foighil (2010)  Molecular phylogenetic revision of the freshwatear limpet genus Ferrissia (Planorbidae: Ancylinae) in North America yields two species: Ferrissia (Ferrissia) rivularis and Ferrissia (Kincaidilla) fragilis.  Malacologia 53: 25 - 45.  For a review, see the FWGNA blog of [8Sept10].

Walther, A. C., T. Lee, J.B. Burch,  and D. O'Foighil. (2006)  E pluribus unum: A phylogenetic and phylogeographic reassessment of Laevapex (Pulmonata: Ancylidae), a North American genus of freshwater limpets.  Molec. Phyl. Evol. 40: 501-516.  For a review, see the FWGNA blog of [20July07].

Watson, C. (2000) Results of a survey for selected species of Hydrobiidae (Gastropoda) in Georgia and Florida.  In Freshwater Mollusk Symposia Proceedings, Part II, eds. Tankersley, Warmolts, Watters, Armitage, Johnson & Butler, pp. 233 - 244.  Columbus: Ohio Biological Survey.

Wethington, A. R. (2004) Phylogeny, taxonomy, and evolution of reproductive isolation in Physa (Pulmonata: Physidae)  Ph.D. dissertation, University of Alabama, Tuscaloosa.  119 p.

Wethington, A. R. (2004)  Family Physidae.  A supplement to the workbook accompanying the FMCS Freshwater Identification Workshop, University of Alabama, Tuscaloosa. [pdf]

Wethington, A. R. & C. Lydeard (2007)  A molecular phylogeny of Physidae (Gastropoda: Basommatophora) based on mitochondrial DNA sequences.  J. Molluscan Stud. 73: 241 - 257.  For a review, see FWGNA blog of [12Oct07].

Wethington, A. R., J. Wise, and R. T. Dillon (2009)  Genetic and morphological characterization of the Physidae of South Carolina (Gastropoda: Pulmonata: Basommatophora) with description of a new species.  The Nautilus 123: 282 - 292. [pdf]

Wheeler, H.E. (1918) The Mollusca of Clark County, Arkansas. The Nautilus 31:109-125.

Winslow, M. (1921) Mollusca of North Dakota. Occas. Pprs. Mus. Zool. Univ. Mich., 98, 1-18.

Winslow, M. (1926) A revised check list of Michigan Mollusca. Occas. Pprs. Mus. Zool. Univ. Mich., 181, 1-28.

Wood, D. (1982) Aquatic Snails (Gastropoda) of the Savannah River Plant, Aiken, South Carolina. Athens, Ga.: Georgia University Research Foundation.

Wu, S-K. (1989) Colorado Freshwater Mollusks. Natural History Inventory of Colorado, no. 11. Boulder: Univ. Colorado Museum.

Wu, S-K. and H.P. Liu. (2000-2001)  Kansas Physidae (Gastropoda: Pulmonata: Hygrophila). Malacological Review 33/34:69-79.

Wu, S-K. and D.E. Beetle (1995) Wyoming Physidae (Gastropoda: Pulmonata: Hygrophila). Malacological Review 28:81-95.

Wu, S-K. (2004-2005)  Nebraska Physidae (Gastropoda: Pulmonata: Hygrophila). Malacological Review 37/38:185-196.

Wu, S-K., Oesch, R. & Gordon, M. (1997) Missouri Aquatic Snails. Jefferson City: Missouri Department of Conservation.

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