MolluscaBase taxon details
Helicodiscus E. S. Morse, 1864
933817 (urn:lsid:marinespecies.org:taxname:933817)
accepted
Genus
Helicodiscus lineatus (Say, 1817) accepted as Helicodiscus parallelus (Say, 1821) (type by monotypy)
Clappiella H. B. Baker, 1929 · unaccepted > junior subjective synonym
Gastrodonta (Clappiella) H. B. Baker, 1929 · alternative representation
Hebetodiscus H. B. Baker, 1929 · unaccepted > superseded rank
Helicodiscus (Hebetodiscus) H. B. Baker, 1929 · alternative representation
Helicodiscus (Helicodiscus) E. S. Morse, 1864 · alternative representation
Helicodiscus (Pseudiscus) J. P. E. Morrison, 1942 · alternative representation
Helicodiscus (Troglodiscus) Hubricht, 1962 · unaccepted > junior subjective synonym
- Species Helicodiscus aldrichianus (G. H. Clapp, 1907)
- Species Helicodiscus apex (C. B. Adams, 1849)
- Species Helicodiscus barri Hubricht, 1962
- Species Helicodiscus bonamicus Hubricht, 1978
- Species Helicodiscus diadema Grimm, 1967
- Species Helicodiscus eigenmanni Pilsbry, 1900
- Species Helicodiscus fimbriatus Wetherby, 1881
- Species Helicodiscus hadenoecus Hubricht, 1962
- Species Helicodiscus hexodon Hubricht, 1966
- Species Helicodiscus lirellus Hubricht, 1975
- Species Helicodiscus multidens Hubricht, 1962
- Species Helicodiscus notius Hubricht, 1962
- Species Helicodiscus parallelus (Say, 1821)
- Species Helicodiscus punctatellus J. P. E. Morrison, 1942
- Species Helicodiscus ramsdeni Pilsbry, 1942
- Species Helicodiscus roemeri (Andreae, 1902) †
- Species Helicodiscus roundyi (J. P. E. Morrison, 1935)
- Species Helicodiscus salmonaceus Hemphill, 1890
- Species Helicodiscus saludensis (J. P. E. Morrison, 1937)
- Species Helicodiscus shimeki Hubricht, 1962
- Species Helicodiscus tridens (J. P. E. Morrison, 1935)
- Species Helicodiscus triodus Hubricht, 1958
- Species Helicodiscus villosus D. C. Dourson, 2015
- Subgenus Helicodiscus (Troglodiscus) Hubricht, 1962 accepted as Helicodiscus E. S. Morse, 1864 (unaccepted > junior subjective synonym)
- Species Helicodiscus (Troglodiscus) barri Hubricht, 1962 accepted as Helicodiscus barri Hubricht, 1962
- Species Helicodiscus (Troglodiscus) hadenoecus Hubricht, 1962 accepted as Helicodiscus hadenoecus Hubricht, 1962
- Species Helicodiscus (Troglodiscus) jacksoni Hubricht, 1962 accepted as Hawaiia alachuana (Dall, 1885)
- Species Helicodiscus aldrichiana (G. H. Clapp, 1907) accepted as Helicodiscus aldrichianus (G. H. Clapp, 1907) (unaccepted > incorrect grammatical agreement of specific epithet)
- Species Helicodiscus eichwaldi Prisyazhnyuk, 1972 † accepted as Helicodiscus roemeri (Andreae, 1902) † (unaccepted > junior subjective synonym)
- Species Helicodiscus eiganmanni [sic] accepted as Helicodiscus eigenmanni Pilsbry, 1900 (incorrect subsequent spelling)
- Species Helicodiscus enneodon Hubricht, 1965 accepted as Helicodiscus multidens Hubricht, 1962
- Species Helicodiscus lineatus (Say, 1817) accepted as Helicodiscus parallelus (Say, 1821) (junior synonym)
- Species Helicodiscus singleyanus (Pilsbry, 1890) accepted as Lucilla singleyana (Pilsbry, 1889)
- Species Helicodiscus theresa Thiele, 1927 accepted as Helicodiscus parallelus (Say, 1821)
- Subgenus Helicodiscus (Hebetodiscus) H. B. Baker, 1929 represented as Helicodiscus E. S. Morse, 1864
- Species Helicodiscus (Hebetodiscus) intermedius J. P. E. Morrison, 1942 accepted as Lucilla inermis (H. B. Baker, 1929)
- Species Helicodiscus (Hebetodiscus) victoris (Michaud, 1862) † accepted as Lucilla victoris (Michaud, 1862) † (unaccepted > superseded combination)
- Species Helicodiscus (Hebetodiscus) apex (C. B. Adams, 1849) represented as Helicodiscus apex (C. B. Adams, 1849)
- Species Helicodiscus (Hebetodiscus) singleyanus (Pilsbry, 1890) represented as Helicodiscus singleyanus (Pilsbry, 1890) accepted as Lucilla singleyana (Pilsbry, 1889)
- Subgenus Helicodiscus (Helicodiscus) E. S. Morse, 1864 represented as Helicodiscus E. S. Morse, 1864
- Species Helicodiscus (Helicodiscus) eiganmanni Pilsbry, 1900 represented as Helicodiscus eiganmanni [sic] accepted as Helicodiscus eigenmanni Pilsbry, 1900
- Species Helicodiscus (Helicodiscus) parallelus (Say, 1821) represented as Helicodiscus parallelus (Say, 1821)
- Subgenus Helicodiscus (Pseudiscus) J. P. E. Morrison, 1942 represented as Helicodiscus E. S. Morse, 1864
recent + fossil
Morse, E. S. (1864). Observations on the terrestrial Pulmonifera of Maine, including a catalogue of all the species of terrestrial and fluviatile Mollusca known to inhabit the state. <em>Journal of the Portland Society of Natural History.</em> 1(1): 1-63, pls 1-10., available online at https://www.biodiversitylibrary.org/page/16070837
page(s): 25-26 [details]
page(s): 25-26 [details]
MolluscaBase eds. (2025). MolluscaBase. Helicodiscus E. S. Morse, 1864. Accessed at: https://www.molluscabase.org/aphia.php?p=taxdetails&id=933817 on 2025-03-31
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original description
Morse, E. S. (1864). Observations on the terrestrial Pulmonifera of Maine, including a catalogue of all the species of terrestrial and fluviatile Mollusca known to inhabit the state. <em>Journal of the Portland Society of Natural History.</em> 1(1): 1-63, pls 1-10., available online at https://www.biodiversitylibrary.org/page/16070837
page(s): 25-26 [details]
original description (of Helicodiscus (Hebetodiscus) H. B. Baker, 1929) Baker, H. B. (1929). New southern Appalachian land snails. <em>The Nautilus.</em> 42(3): 86-93, pl. 3., available online at https://biodiversitylibrary.org/page/34681721
page(s): 86 [details]
original description (of Helicodiscus (Pseudiscus) J. P. E. Morrison, 1942) Morrison, J. P. E. (1942). Preliminary report on mollusks found in the shell mounds of the Pickwick landing basin in the Tennessee River Valley. <em>Bureau of American Ethnology, Bulletin.</em> 129: 337-392., available online at https://www.biodiversitylibrary.org/page/27424799
page(s): 379 [details] Available for editors
[request]
original description (of Helicodiscus (Troglodiscus) Hubricht, 1962) Hubricht, L. (1962). New species of <i>Helicodiscus</i> from the eastern United States. <em>The Nautilus.</em> 75(3): 102-107, pls. 7-9., available online at https://www.biodiversitylibrary.org/page/8283022
page(s): 105 [details]
original description (of Gastrodonta (Clappiella) H. B. Baker, 1929) Baker, H. B. (1929). New southern Appalachian land snails. <em>The Nautilus.</em> 42(3): 86-93, pl. 3., available online at https://biodiversitylibrary.org/page/34681721
page(s): 90 [details]
basis of record Bank, R. A. (2017). Classification of the Recent terrestrial Gastropoda of the World. Last update: July 16th, 2017. [details]
page(s): 25-26 [details]
original description (of Helicodiscus (Hebetodiscus) H. B. Baker, 1929) Baker, H. B. (1929). New southern Appalachian land snails. <em>The Nautilus.</em> 42(3): 86-93, pl. 3., available online at https://biodiversitylibrary.org/page/34681721
page(s): 86 [details]
original description (of Helicodiscus (Pseudiscus) J. P. E. Morrison, 1942) Morrison, J. P. E. (1942). Preliminary report on mollusks found in the shell mounds of the Pickwick landing basin in the Tennessee River Valley. <em>Bureau of American Ethnology, Bulletin.</em> 129: 337-392., available online at https://www.biodiversitylibrary.org/page/27424799
page(s): 379 [details] Available for editors
[request]original description (of Helicodiscus (Troglodiscus) Hubricht, 1962) Hubricht, L. (1962). New species of <i>Helicodiscus</i> from the eastern United States. <em>The Nautilus.</em> 75(3): 102-107, pls. 7-9., available online at https://www.biodiversitylibrary.org/page/8283022
page(s): 105 [details]
original description (of Gastrodonta (Clappiella) H. B. Baker, 1929) Baker, H. B. (1929). New southern Appalachian land snails. <em>The Nautilus.</em> 42(3): 86-93, pl. 3., available online at https://biodiversitylibrary.org/page/34681721
page(s): 90 [details]
basis of record Bank, R. A. (2017). Classification of the Recent terrestrial Gastropoda of the World. Last update: July 16th, 2017. [details]
Present Inaccurate Introduced: alien Containing type locality
