MolluscaBase taxon details
Patera appressa (Say, 1821)
1351981 (urn:lsid:marinespecies.org:taxname:1351981)
accepted
Species
Helix (Triodopsis) appressa (Say, 1821) · unaccepted > superseded combination
Helix appressa Say, 1821 · unaccepted (original combination)
Helix linguifera A. Férussac, 1821 · unaccepted
Helix sanctageorgiensis A. E. Verrill, 1903 · unaccepted > junior subjective synonym
Mesodon (Patera) appressus (Say, 1821) · unaccepted > superseded combination
Mesodon appressus (Say, 1821) · unaccepted > superseded combination
Mesodon appressus f. sculptior (Chadwick, 1899) · unaccepted > junior subjective synonym
Patera (Patera) appressa (Say, 1821) · alternative representation
Polygyra (Triodopsis) appressa (Say, 1821) · unaccepted (unaccepted combination)
Polygyra appressa (Say, 1821) · unaccepted (unaccepted combination)
Polygyra appressa var. extrema MacMillan, 1940 · unaccepted > junior subjective synonym
Polygyra appressa var. sculptior Chadwick, 1899 · unaccepted > junior subjective synonym
Triodopsis appressa (Say, 1821) · unaccepted > superseded combination
(of Helix appressa Say, 1821) Say, T. (1821). Description of univalve shells of the United States. <em>Journal of the Academy of Natural Sciences of Philadelphia.</em> 2(1): 149-179., available online at https://www.biodiversitylibrary.org/page/36831337
page(s): 151 [details]
page(s): 151 [details]
MolluscaBase eds. (2025). MolluscaBase. Patera appressa (Say, 1821). Accessed at: https://www.molluscabase.org/aphia.php?p=taxdetails&id=1351981 on 2025-04-29
The webpage text is licensed under a Creative Commons
Attribution 4.0 License
original description
(of Helix appressa Say, 1821) Say, T. (1821). Description of univalve shells of the United States. <em>Journal of the Academy of Natural Sciences of Philadelphia.</em> 2(1): 149-179., available online at https://www.biodiversitylibrary.org/page/36831337
page(s): 151 [details]
original description (of Helix linguifera A. Férussac, 1821) Férussac, A. E. J. P. F. d'Audebard de. (1821-1822). Tableaux systématiques des animaux mollusques classés en familles naturelles, dans lesquels on a établi la concordance de tous les systèmes; suivis d'un Prodrome général pour tous les mollusques ou fluviatiles, vivantes ou fossiles. <em>Paris, 1821 et 1822.</em> Livraison 9: 1-24 (Quarto edition) [Folio edition: 1-32] (6-IV-1821); livr. 10: 25-48 (Quarto) [Folio: 33-56] (26-V-1821); livr. 11: 49-72 (Quarto) [Folio: 57-76] (13-VII-1821); livr. 12: 73-88 (Quarto) [Folio: 77-92] (21-IX-1821); livr. 13: 89-110 (Quarto) [Folio: 93-114] (10-XI-1821); livr. 14: i-xxiv (Quarto) (16-II-1822); livr. 15: xxv-xlvii[i] (Quarto) (13-IV-1822); livr. 16: 1-27 (Quarto) (16-VII-1822). – Paris / London (Arthus Bertrand / G.B. Sowerby). Note: the “Tableaux systématiques des animaux mollusques” is published in livraisons 14-15, the “Tableau systématique de la famille des Limaçons” is published in livrs. 10-13, the “Tableau systématique de la famille des Auricules” is published in livr. 13, and the “Tableau systématique de la famille des Limaces” is published in livr. 16., available online at https://biodiversitylibrary.org/page/11057234
page(s): 33 [details]
original description (of Helix sanctageorgiensis A. E. Verrill, 1903) Verrill, A.E. (1903). The Bermuda Islands: Their scenery, climate, productions, physiography, natural history, and geology; with sketches of their early history and the changes due to man. Transactions of the Connecticut Academy of Arts and Sciences, 11(2): 418-956, plates 65-104.
page(s): 732, figs. 75d-f [details]
original description (of Polygyra appressa var. sculptior Chadwick, 1899) Chadwick, G. H. (1899). Notes on <i>Polygyra appressa</i>. <em>The Nautilus.</em> 13(5): 54-55., available online at https://www.biodiversitylibrary.org/page/42799954
page(s): 54 [details]
original description (of Polygyra appressa var. extrema MacMillan, 1940) MacMillan, G. K. (1940). A new variety of <i>Polygyra appressa</i> (Say). <em>The Nautilus.</em> 53(3): 98., available online at https://www.biodiversitylibrary.org/page/8516392
page(s): 98 [details]
context source (Bermuda) Bieler, R. & Slapcinsky, J. (2000). A case study for the development of an island fauna: Recent terrestrial mollusks of Bermuda. <em>Nemouria.</em> 44: 1-99., available online at https://www.biodiversitylibrary.org/page/45974319 [details]
basis of record InvertEBase. (2018). Authority files of U.S. and Canadian land and freshwater mollusks developed for the InvertEBase (InvertEBase.org) project. [details]
page(s): 151 [details]
original description (of Helix linguifera A. Férussac, 1821) Férussac, A. E. J. P. F. d'Audebard de. (1821-1822). Tableaux systématiques des animaux mollusques classés en familles naturelles, dans lesquels on a établi la concordance de tous les systèmes; suivis d'un Prodrome général pour tous les mollusques ou fluviatiles, vivantes ou fossiles. <em>Paris, 1821 et 1822.</em> Livraison 9: 1-24 (Quarto edition) [Folio edition: 1-32] (6-IV-1821); livr. 10: 25-48 (Quarto) [Folio: 33-56] (26-V-1821); livr. 11: 49-72 (Quarto) [Folio: 57-76] (13-VII-1821); livr. 12: 73-88 (Quarto) [Folio: 77-92] (21-IX-1821); livr. 13: 89-110 (Quarto) [Folio: 93-114] (10-XI-1821); livr. 14: i-xxiv (Quarto) (16-II-1822); livr. 15: xxv-xlvii[i] (Quarto) (13-IV-1822); livr. 16: 1-27 (Quarto) (16-VII-1822). – Paris / London (Arthus Bertrand / G.B. Sowerby). Note: the “Tableaux systématiques des animaux mollusques” is published in livraisons 14-15, the “Tableau systématique de la famille des Limaçons” is published in livrs. 10-13, the “Tableau systématique de la famille des Auricules” is published in livr. 13, and the “Tableau systématique de la famille des Limaces” is published in livr. 16., available online at https://biodiversitylibrary.org/page/11057234
page(s): 33 [details]
original description (of Helix sanctageorgiensis A. E. Verrill, 1903) Verrill, A.E. (1903). The Bermuda Islands: Their scenery, climate, productions, physiography, natural history, and geology; with sketches of their early history and the changes due to man. Transactions of the Connecticut Academy of Arts and Sciences, 11(2): 418-956, plates 65-104.
page(s): 732, figs. 75d-f [details]
original description (of Polygyra appressa var. sculptior Chadwick, 1899) Chadwick, G. H. (1899). Notes on <i>Polygyra appressa</i>. <em>The Nautilus.</em> 13(5): 54-55., available online at https://www.biodiversitylibrary.org/page/42799954
page(s): 54 [details]
original description (of Polygyra appressa var. extrema MacMillan, 1940) MacMillan, G. K. (1940). A new variety of <i>Polygyra appressa</i> (Say). <em>The Nautilus.</em> 53(3): 98., available online at https://www.biodiversitylibrary.org/page/8516392
page(s): 98 [details]
context source (Bermuda) Bieler, R. & Slapcinsky, J. (2000). A case study for the development of an island fauna: Recent terrestrial mollusks of Bermuda. <em>Nemouria.</em> 44: 1-99., available online at https://www.biodiversitylibrary.org/page/45974319 [details]
basis of record InvertEBase. (2018). Authority files of U.S. and Canadian land and freshwater mollusks developed for the InvertEBase (InvertEBase.org) project. [details]
Present Inaccurate Introduced: alien Containing type locality
