MolluscaBase name details
Isthmia J. E. Gray, 1821
998847 (urn:lsid:marinespecies.org:taxname:998847)
unaccepted > superseded combination
Vertigo (Isthmia) J. E. Gray, 1821 represented as Vertigo O. F. Müller, 1773
Genus
Helix (Isthmia) cylindrica J. E. Gray, 1821 accepted as Vertigo pygmaea (Draparnaud, 1801) (type by monotypy)
- Species Isthmia bollesiana E. S. Morse, 1865 accepted as Vertigo bollesiana (E. S. Morse, 1865) (original combination)
- Species Isthmia corpulenta E. S. Morse, 1865 accepted as Vertigo modesta (Say, 1824)
- Species Isthmia dubia R. B. Newton & G. F. Harris, 1894 † accepted as Acanthopupa dubia (Newton & G. F. Harris, 1894) † (unaccepted > superseded combination)
- Species Isthmia palangula (de Boissy, 1848) † accepted as Vertigo palangula (de Boissy, 1848) † (unaccepted > superseded combination, Isthmia is considered a junior synonym of Vertigo)
- Species Isthmia rothi Reinhardt, 1916 accepted as Truncatellina rothi (Reinhardt, 1916) accepted as Truncatellina cylindrica (A. Férussac, 1807) (original combination)
- Species Isthmia strobeli (Gredler, 1856) accepted as Truncatellina callicratis (Scacchi, 1833) (unaccepted > junior subjective synonym)
- Species Isthmia ventricosa E. S. Morse, 1865 accepted as Vertigo ventricosa (E. S. Morse, 1865)
(of Helix (Isthmia) J. E. Gray, 1821) Gray, J. E. (1821). A natural arrangement of Mollusca, according to their internal structure. <em>London Medical Repository.</em> 15 (87): 229–239., available online at https://archive.org/details/s0id11783780/page/229/mode/1up
page(s): 239 [details]
page(s): 239 [details]
MolluscaBase eds. (2025). MolluscaBase. Isthmia J. E. Gray, 1821. Accessed at: https://molluscabase.org/aphia.php?p=taxdetails&id=998847 on 2025-09-11
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original description
(of Helix (Isthmia) J. E. Gray, 1821) Gray, J. E. (1821). A natural arrangement of Mollusca, according to their internal structure. <em>London Medical Repository.</em> 15 (87): 229–239., available online at https://archive.org/details/s0id11783780/page/229/mode/1up
page(s): 239 [details]
additional source Dall, W. H. (1904). Notes on the nomenclature of the Pupacea and associated forms. <em>The Nautilus.</em> 17(10): 114-116., available online at https://www.biodiversitylibrary.org/page/1726537
page(s): 114 [details]
page(s): 239 [details]
additional source Dall, W. H. (1904). Notes on the nomenclature of the Pupacea and associated forms. <em>The Nautilus.</em> 17(10): 114-116., available online at https://www.biodiversitylibrary.org/page/1726537
page(s): 114 [details]
From editor or global species database
Image from typetaxon
Unreviewed
Image from typetaxon
