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Helisoma travertina Branson, 1961
synonym
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Published in:Branson, B. A. (1961). Recent Gastropoda of Oklahoma. Part II. Distribution, ecology and taxonomy of fresh-water species, with description of Helisoma travertina sp. nov. Oklahoma State University Publication, Arts and Sciences Studies, 58(17): 1–72. https://www.molluscabase.org/aphia.php?p=sourcedetails&id=350359
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Helisoma trivolvis var. marshalli F.C.Baker, 1945
synonym
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Published in:Baker, F. C. (1945). The molluscan family Planorbidae. Collation, revision, and additions by Harley Jones Van Cleave. xxxvi + 530 pp., 1 portrait. [4 April]. Urbana (University of Illinois Press). https://doi.org/10.5962/bhl.title.7026
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Helisoma trivolvis var. holstonense F.C.Baker, 1945
synonym
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Published in:Baker, F. C. (1945). The molluscan family Planorbidae. Collation, revision, and additions by Harley Jones Van Cleave. xxxvi + 530 pp., 1 portrait. [4 April]. Urbana (University of Illinois Press). https://doi.org/10.5962/bhl.title.7026
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Helisoma trivolvis marshalli F.C.Baker, 1945
synonym
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Helisoma trivolvis var. chautauquensis F.C.Baker, 1928
synonym
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Published in:Baker, F. C. (1928). The Mollusca of Chautauqua Lake, New York, with descriptions of a new variety of Ptychobranchus and of Helisoma. The Nautilus, 42(2): 48–60. https://www.molluscabase.org/aphia.php?p=sourcedetails&id=221439
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Planorbis trivolvis var. winslowi F.C.Baker, 1926
synonym
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Published in:Baker, F. C. (1926). New forms of Planorbis and Lymnaea with notes on other forms. The Nautilus, 39(4): 116–121. https://www.molluscabase.org/aphia.php?p=sourcedetails&id=335581
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Planorbis macrostomus Whiteaves, 1863
synonym
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Published in:Whiteaves, J. F. (1863). On the land and fresh-water Mollusca of lower Canada. The Canadian Naturalist and Geologist, 8(2): 98–113. https://www.molluscabase.org/aphia.php?p=sourcedetails&id=349293
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Planorbis megastoma De Kay, 1843
synonym
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Published in:De Kay, J. E. (1843). Mollusca. Zoology of New-York, or the New-York fauna; comprising detailed descriptions of all the animals hitherto observed within the State of New-York; with brief notices of those occasionally found near its borders; and accompanied by appropriate illustrations. Carroll and Cook, Albany, New York. Albany, Part 5, pp. 1–271, plates 1–40. https://www.molluscabase.org/aphia.php?p=sourcedetails&id=220788
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Physa planorbula De Kay, 1843
synonym
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Published in:De Kay, J. E. (1843). Mollusca. Zoology of New-York, or the New-York fauna; comprising detailed descriptions of all the animals hitherto observed within the State of New-York; with brief notices of those occasionally found near its borders; and accompanied by appropriate illustrations. Carroll and Cook, Albany, New York. Albany, Part 5, pp. 1–271, plates 1–40. https://www.molluscabase.org/aphia.php?p=sourcedetails&id=220788
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Planorbis trivolvis var. fallax Haldeman, 1842
synonym
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Published in:Haldeman, S. S. (1842). New species of shells. A monograph of the Limniades or freshwater univalve shells of North America. 4. J. Dobson, Philadelphia. https://www.molluscabase.org/aphia.php?p=sourcedetails&id=349422
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Planorbis regularis I.Lea, 1841
heterotypic synonym
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Published in:Lea, I. (1841). On fresh water and land shells (continuation) [fifty-seven new species]. Proceedings of the American Philosophical Society, 2(17): 30–34 [7 May 1841]. https://www.molluscabase.org/aphia.php?p=sourcedetails&id=221585
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Planorbis bellus I.Lea, 1841
synonym
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Published in:Lea, I. (1841). On fresh water and land shells (continuation) [fifty-seven new species]. Proceedings of the American Philosophical Society, 2(17): 30–34 [7 May 1841]. https://www.molluscabase.org/aphia.php?p=sourcedetails&id=221585
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Planorbis lentus Say, 1834
synonym
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Published in:Say, T. (1830). American Conchology, or descriptions of the shells of North America. Illustrated by coloured figures from original drawings executed from nature. School Press, New Harmony, Indiana. Part 1 (1830a); Part 2 (April 1831a); Part 3 (September 1831a); Part 4 (March 1832); Part 5 (August 1832); Part 6 (April 1834); Part 7 (1834?, published after Say’s death; edited by T. A. Conrad). https://www.molluscabase.org/aphia.php?p=sourcedetails&id=167218
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Bulla fluviatilis Say, 1821
heterotypic synonym
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Published in:Say, T. (1821). Description of univalve shells of the United States. Journal of the Academy of Natural Sciences of Philadelphia, 2(1): 149–179. https://www.molluscabase.org/aphia.php?p=sourcedetails&id=291182
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Planorbis trivolvis Say, 1817
homotypic synonym
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Published in:Say, T. (1817). Conchology. - In: Nicholson, W.: American edition of the British Encyclopedia, or, dictionary of arts and sciences comprising an accurate and popular view of the present improved state of human knowledge. First Edition. A–3 – C–6 [= 1–20], pl. [1–4]. https://www.molluscabase.org/aphia.php?p=sourcedetails&id=297558
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Helisoma trivolvis (Say, 1817)
synonym
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