MolluscaBase taxon details
Appalachina sayana (Pilsbry & Ferriss, 1906)
1036501 (urn:lsid:marinespecies.org:taxname:1036501)
accepted
Species
Helix diodonta Say, 1824 · unaccepted (erroneously treated as a junior...)
erroneously treated as a junior homonym by Binney, who establed the replacement name Helix sayii
Helix sayii A. Binney, 1840 · unaccepted (invalid: junior homonym of Helix...)
invalid: junior homonym of Helix sayi Wood, 1828; Polygyra sayana is a replacement name
Polygyra sayana Pilsbry & Ferriss, 1906 · unaccepted > superseded combination
(of Polygyra sayana Pilsbry & Ferriss, 1906) Pilsbry, H. A. & Ferriss, J. H. (1906). Mollusca of the Southwestern States. II. <em>Proceedings of the Academy of natural Sciences of Philadelphia.</em> 58: 123-160 [20 June 1906], 161-175, pls 5-9 [24 July 1906]., available online at https://www.biodiversitylibrary.org/page/24706972
page(s): 127 [details]
page(s): 127 [details]
MolluscaBase eds. (2025). MolluscaBase. Appalachina sayana (Pilsbry & Ferriss, 1906). Accessed at: https://www.molluscabase.org/aphia.php?p=taxdetails&id=1036501 on 2025-09-11
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original description
(of Polygyra sayana Pilsbry & Ferriss, 1906) Pilsbry, H. A. & Ferriss, J. H. (1906). Mollusca of the Southwestern States. II. <em>Proceedings of the Academy of natural Sciences of Philadelphia.</em> 58: 123-160 [20 June 1906], 161-175, pls 5-9 [24 July 1906]., available online at https://www.biodiversitylibrary.org/page/24706972
page(s): 127 [details]
original description (of Helix diodonta Say, 1824) Say, T. (1824). Class Mollusca. In: Narrative of an expedition to the source of St. Peter's River, Lake Winnepeek, Lake of the Woods, &c. &c. performed in the year 1823, by order of The Hon. J.C. Calhoun, Secretary of War, under the command of Stephen H. Long, Major U. S. T. E. compiled from the notes of Major Long, Messrs Say, Keating, and Calhoun, by William H. Keating, A. M. &c. H.C. Carey & I. Lea, Philadelphia. 2: 256-266, plates 14-15, available online at http://biodiversitylibrary.org/page/13640689
page(s): 257, pl. 15, fig. 4 [details]
original description (of Helix sayii A. Binney, 1840) Binney, A. (1840). A monograph of the helices inhabiting the United States. <em>Boston Journal of Natural History.</em> 3(3): 353-394, pls 7-19, 26., available online at https://biodiversitylibrary.org/page/32416090
page(s): 379, pl. 16 [details]
basis of record Emberton, K. C. (1995). When shells do not tell: 145 million years of evolution in North America's polygyrid land snails, with a revision and conservation priorities. <em>Malacologia.</em> 37(1): 69-110. Ann Arbor., available online at https://www.biodiversitylibrary.org/page/13113494
page(s): 93 [details]
page(s): 127 [details]
original description (of Helix diodonta Say, 1824) Say, T. (1824). Class Mollusca. In: Narrative of an expedition to the source of St. Peter's River, Lake Winnepeek, Lake of the Woods, &c. &c. performed in the year 1823, by order of The Hon. J.C. Calhoun, Secretary of War, under the command of Stephen H. Long, Major U. S. T. E. compiled from the notes of Major Long, Messrs Say, Keating, and Calhoun, by William H. Keating, A. M. &c. H.C. Carey & I. Lea, Philadelphia. 2: 256-266, plates 14-15, available online at http://biodiversitylibrary.org/page/13640689
page(s): 257, pl. 15, fig. 4 [details]
original description (of Helix sayii A. Binney, 1840) Binney, A. (1840). A monograph of the helices inhabiting the United States. <em>Boston Journal of Natural History.</em> 3(3): 353-394, pls 7-19, 26., available online at https://biodiversitylibrary.org/page/32416090
page(s): 379, pl. 16 [details]
basis of record Emberton, K. C. (1995). When shells do not tell: 145 million years of evolution in North America's polygyrid land snails, with a revision and conservation priorities. <em>Malacologia.</em> 37(1): 69-110. Ann Arbor., available online at https://www.biodiversitylibrary.org/page/13113494
page(s): 93 [details]
