MolluscaBase name details
Physa heterostropha (Say, 1817)
1366488 (urn:lsid:marinespecies.org:taxname:1366488)
unaccepted > junior subjective synonym
Species
Lymnaea heterostropha Say, 1817 · unaccepted (original combination)
- Subspecies Physa heterostropha peninsulae Rhoads, 1899 accepted as Haitia pomilia (Conrad, 1834) accepted as Physella pomilia (Conrad, 1834) (nomen nudum)
- Subspecies Physa heterostropha peninsulae Pilsbry, 1899 (unaccepted > nomen nudum)
- Variety Physa heterostropha var. alba Crandall, 1901 accepted as Haitia mexicana (R. A. Philippi, 1841) accepted as Physella acuta (Draparnaud, 1805) (junior synonym)
- Variety Physa heterostropha var. gibbosa Rigacci, 1866 accepted as Haitia acuta (Draparnaud, 1805) accepted as Physella acuta (Draparnaud, 1805) (nomen nudum)
- Variety Physa heterostropha var. heterostrophella T. D. A. Cockerell, 1889 accepted as Physella gyrina (Say, 1821)
- Variety Physa heterostropha var. minor Rigacci, 1866 accepted as Haitia acuta (Draparnaud, 1805) accepted as Physella acuta (Draparnaud, 1805) (nomen nudum)
- Variety Physa heterostropha var. penicillata Hemphill, 1890 accepted as Haitia mexicana (R. A. Philippi, 1841) accepted as Physella acuta (Draparnaud, 1805)
- Subspecies Physa heterostropha nigricans (uncertain)
recent only
(of Lymnaea heterostropha Say, 1817) 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].
page(s): [unpaginated], pl. 1, fig. 6 [details]
page(s): [unpaginated], pl. 1, fig. 6 [details]
Note USA, Pennsylvania, Delaware River
Type locality USA, Pennsylvania, Delaware River [details]
MolluscaBase eds. (2025). MolluscaBase. Physa heterostropha (Say, 1817). Accessed at: https://www.molluscabase.org/aphia.php?p=taxdetails&id=1366488 on 2025-09-12
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original description
(of Lymnaea heterostropha Say, 1817) 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].
page(s): [unpaginated], pl. 1, fig. 6 [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]
additional source Crandall, O. A. (1901). The America Physae. <em>The Nautilus.</em> 15(3): 25-30., available online at https://www.biodiversitylibrary.org/page/1738404
page(s): 28-30 [details]
additional source Baker, F. C. (1900). A revision of the physae of northeastern Illinois. <em>The Nautilus.</em> 14(2): 16-24, text-figures 1-7 [June]., available online at https://www.biodiversitylibrary.org/page/42800074
page(s): 17-18, text-figure 1 [details]
additional source Frankenberger, Z. (1914). <i>Physa heterostropha</i> Say in Europe. <em>The Nautilus.</em> 27(10): 112-113., available online at https://www.biodiversitylibrary.org/page/1752637 [details]
additional source Boettger, C. R. (1914). "<i>Physa heterostropha</i> Say" in Europe. <em>The Nautilus.</em> 28(6): 69-70, pl. 3, fig. A., available online at https://www.biodiversitylibrary.org/page/1750526 [details]
additional source Crandall, O. A. (1892). <i>Physa heterostropha</i>. <em>The Nautilus.</em> 6(2): 20-21., available online at https://www.biodiversitylibrary.org/page/42788970 [details]
additional source Dillon, R. T., Jr. & Wethington, A. R. (1994). Inheritance at five loci in the freshwater snail, <i>Physa heterostropha</i>. <em>Biochemical Genetics.</em> 32(3-4): 75-82. [details]
additional source Wurtz, C. B. (1949). <i>Physa heterostropha</i> (Say). <em>The Nautilus.</em> 63(1): 20-33, pl. 2, text-fig. 1., available online at https://www.biodiversitylibrary.org/page/8520493 [details]
additional source Clench, W. J. (1969). The <i>Physa striata</i> complex. <em>The Nautilus.</em> 83(2): 73., available online at https://www.biodiversitylibrary.org/page/8515341 [details]
additional source Doremus, C. M. & Harman, W. N. (1977). The effects of grazing by physid and planorbid freshwater snails on periphyton. <em>The Nautilus.</em> 91(3): 92-96, fig. 1., available online at https://www.biodiversitylibrary.org/page/8273612 [details]
additional source Turner, R. D. & Clench, W. J. (1974). A new blind <i>Physa</i> from Wyoming with notes on its adaptation to the cave environment. <em>The Nautilus.</em> 88(3): 80–85, figs. 1-19., available online at https://www.biodiversitylibrary.org/page/8097423
page(s): figs. 15, 18 [details]
additional source Elrod, M. J. (1902). Collecting shells in Montana. <em>The Nautilus.</em> 15(9): 103-104; 15(10): 110-112; 15(11): 129-130., available online at https://www.biodiversitylibrary.org/page/1738492
page(s): 112 [details]
source of synonymy Taylor, D. W. (2003). Introduction to Physidae (Gastropoda: Hygrophila); biogeography, classification, morphology. <em>Revista de Biología Tropical.</em> 51(Suppl. 1): 1-263 (includes a Catalog of species, pp. 197-263)., available online at https://tropicalstudies.org/rbt/attachments/suppls/sup51-1%20Physidae/Physidae%20Information.pdf
page(s): 224 [details]
page(s): [unpaginated], pl. 1, fig. 6 [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]
additional source Crandall, O. A. (1901). The America Physae. <em>The Nautilus.</em> 15(3): 25-30., available online at https://www.biodiversitylibrary.org/page/1738404
page(s): 28-30 [details]
additional source Baker, F. C. (1900). A revision of the physae of northeastern Illinois. <em>The Nautilus.</em> 14(2): 16-24, text-figures 1-7 [June]., available online at https://www.biodiversitylibrary.org/page/42800074
page(s): 17-18, text-figure 1 [details]
additional source Frankenberger, Z. (1914). <i>Physa heterostropha</i> Say in Europe. <em>The Nautilus.</em> 27(10): 112-113., available online at https://www.biodiversitylibrary.org/page/1752637 [details]
additional source Boettger, C. R. (1914). "<i>Physa heterostropha</i> Say" in Europe. <em>The Nautilus.</em> 28(6): 69-70, pl. 3, fig. A., available online at https://www.biodiversitylibrary.org/page/1750526 [details]
additional source Crandall, O. A. (1892). <i>Physa heterostropha</i>. <em>The Nautilus.</em> 6(2): 20-21., available online at https://www.biodiversitylibrary.org/page/42788970 [details]
additional source Dillon, R. T., Jr. & Wethington, A. R. (1994). Inheritance at five loci in the freshwater snail, <i>Physa heterostropha</i>. <em>Biochemical Genetics.</em> 32(3-4): 75-82. [details]
additional source Wurtz, C. B. (1949). <i>Physa heterostropha</i> (Say). <em>The Nautilus.</em> 63(1): 20-33, pl. 2, text-fig. 1., available online at https://www.biodiversitylibrary.org/page/8520493 [details]
additional source Clench, W. J. (1969). The <i>Physa striata</i> complex. <em>The Nautilus.</em> 83(2): 73., available online at https://www.biodiversitylibrary.org/page/8515341 [details]
additional source Doremus, C. M. & Harman, W. N. (1977). The effects of grazing by physid and planorbid freshwater snails on periphyton. <em>The Nautilus.</em> 91(3): 92-96, fig. 1., available online at https://www.biodiversitylibrary.org/page/8273612 [details]
additional source Turner, R. D. & Clench, W. J. (1974). A new blind <i>Physa</i> from Wyoming with notes on its adaptation to the cave environment. <em>The Nautilus.</em> 88(3): 80–85, figs. 1-19., available online at https://www.biodiversitylibrary.org/page/8097423
page(s): figs. 15, 18 [details]
additional source Elrod, M. J. (1902). Collecting shells in Montana. <em>The Nautilus.</em> 15(9): 103-104; 15(10): 110-112; 15(11): 129-130., available online at https://www.biodiversitylibrary.org/page/1738492
page(s): 112 [details]
source of synonymy Taylor, D. W. (2003). Introduction to Physidae (Gastropoda: Hygrophila); biogeography, classification, morphology. <em>Revista de Biología Tropical.</em> 51(Suppl. 1): 1-263 (includes a Catalog of species, pp. 197-263)., available online at https://tropicalstudies.org/rbt/attachments/suppls/sup51-1%20Physidae/Physidae%20Information.pdf
page(s): 224 [details]
From editor or global species database
Type locality USA, Pennsylvania, Delaware River [details]
