MolluscaBase taxon details
Ferrissia B. Walker, 1903
181578 (urn:lsid:marinespecies.org:taxname:181578)
accepted
Genus
Ancylus rivularis Say, 1817 accepted as Ferrissia rivularis (Say, 1817) (type by original designation)
Ancylus (Ferrissia) B. Walker, 1903 · unaccepted (unaccepted rank)
Ferrissia (Ferrissia) B. Walker, 1903 · unaccepted
Ferrissia (Kincaidilla) Hannibal, 1912 · alternative representation
Gundlachia (Kincaidilla) Hannibal, 1912 · unaccepted (original combination)
Watsonula Mirolli, 1960 · unaccepted
- Species Ferrissia adamsi B. Walker, 1921
- Species Ferrissia angustus A. B. Leonard & Franzen, 1944 †
- Species Ferrissia arionoides L. S. Russell, 1957 †
- Species Ferrissia blandi B. Walker, 1921
- Species Ferrissia californica (Rowell, 1863)
- Species Ferrissia circus Pierce, 2014 †
- Species Ferrissia crenellata Harzhauser & Neubauer, 2012 †
- Species Ferrissia deperdita (Desmarest, 1814) †
- Species Ferrissia depressus A. B. Leonard & Franzen, 1944 †
- Species Ferrissia dimici (Brusina, 1902) †
- Species Ferrissia dohrniana (Clessin, 1882)
- Species Ferrissia gentilis Lanzer, 1991
- Species Ferrissia illyrica (Neumayr, 1880) †
- Species Ferrissia irrorata (Guilding, 1828)
- Species Ferrissia jamaicensis B. Walker, 1921
- Species Ferrissia neozelanica (Suter, 1905)
- Species Ferrissia neumayri (Fontannes, 1880) †
- Species Ferrissia pleistocaenica Krolopp, 1978 †
- Species Ferrissia pontileviensis (de Morgan, 1920) †
- Species Ferrissia rivularis (Say, 1817)
- Species Ferrissia truci Wautier, 1975 †
- Species Ferrissia walkeri (Pilsbry & Ferriss, 1906)
- Species Ferrissia wittmanni (Schlickum, 1964) †
- Subgenus Ferrissia (Ferrissia) B. Walker, 1903 accepted as Ferrissia B. Walker, 1903
- Species Ferrissia (Ferrissia) arkansasensis B. Walker, 1925 accepted as Ferrissia rivularis (Say, 1817)
- Species Ferrissia (Ferrissia) browni B. Walker, 1925 accepted as Ferrissia rivularis (Say, 1817)
- Species Ferrissia (Ferrissia) hendersoni B. Walker, 1925 accepted as Ferrissia rivularis (Say, 1817)
- Species Ferrissia (Ferrissia) mcneilli B. Walker, 1925 accepted as Ferrissia rivularis (Say, 1817)
- Species Ferrissia (Ferrissia) adamsi B. Walker, 1921 represented as Ferrissia adamsi B. Walker, 1921
- Species Ferrissia (Ferrissia) bayacalifornia B. Walker, 1924 represented as Ferrissia bayacalifornica B. Walker, 1924 accepted as Ferrissia rivularis (Say, 1817) (junior synonym)
- Species Ferrissia (Ferrissia) beaui (Bourguignat, 1853) represented as Ferrissia beaui (Bourguignat, 1853)
- Species Ferrissia (Ferrissia) bermudensis (Vanatta, 1911) represented as Ferrissia bermudensis (Vanatta, 1911)
- Species Ferrissia (Ferrissia) blandi B. Walker, 1921 represented as Ferrissia blandi B. Walker, 1921
- Species Ferrissia (Ferrissia) jamaicensis B. Walker, 1921 represented as Ferrissia jamaicensis B. Walker, 1921
- Species Ferrissia (Ferrissia) occidentalis B. Walker, 1924 represented as Ferrissia occidentalis B. Walker, 1924 accepted as Ferrissia rivularis (Say, 1817)
- Subgenus Ferrissia (Laevapex) B. Walker, 1903 accepted as Laevapex B. Walker, 1903 (unaccepted combination)
- Species Ferrissia (Laevapex) aguadae C. Goodrich & van der Schalie, 1937 accepted as Laevapex aguadae (C. Goodrich & van der Schalie, 1937) (original combination)
- Species Ferrissia (Laevapex) dalli B. Walker, 1920 accepted as Laevapex fuscus (C. B. Adams, 1840)
- Species Ferrissia (Laevapex) excentrica (Morelet, 1851) accepted as Hebetancylus excentricus (Morelet, 1851) (unaccepted > superseded combination)
- Species Ferrissia (Laevapex) joseana J. P. E. Morrison, 1946 accepted as Laevapex joseana (J. P. E. Morrison, 1946) (basionym)
- Species Ferrissia (Laevapex) obscura (Haldeman, 1844) accepted as Laevapex fuscus (C. B. Adams, 1840) (junior synonym)
- Species Ferrissia (Laevapex) bahamensis Clench, 1938 (uncertain > taxon inquirendum)
- Species Ferrissia (Laevapex) haitiana Clench & Aguayo, 1937 (uncertain > taxon inquirendum)
- Species Ferrissia actinophora (C. A. White, 1886) † accepted as Acroloxus actinophorus C. A. White, 1886 † (unaccepted > superseded combination)
- Species Ferrissia baconi (Bourguignat, 1854) accepted as Pettancylus baconi (Bourguignat, 1854)
- Species Ferrissia bartschi B. Walker, 1920 accepted as Ferrissia fragilis (Tryon, 1863) accepted as Ferrissia californica (Rowell, 1863)
- Species Ferrissia bayacalifornica B. Walker, 1924 accepted as Ferrissia rivularis (Say, 1817) (unaccepted > junior subjective synonym)
- Species Ferrissia burnupi (B. Walker, 1912) accepted as Pettancylus burnupi (B. Walker, 1912)
- Species Ferrissia caurina (J. G. Cooper, 1870) accepted as Ferrissia californica (Rowell, 1863) (unaccepted > superseded combination)
- Species Ferrissia cawstoni B. Walker, 1924 accepted as Pettancylus cawstoni (B. Walker, 1924) (unaccepted > superseded combination)
- Species Ferrissia chudeaui Germain, 1917 accepted as Pettancylus chudeaui (Germain, 1917) (original combination)
- Species Ferrissia clifdeni Connolly, 1939 accepted as Pettancylus clifdeni (Connolly, 1939) (original combination)
- Species Ferrissia connollyi (B. Walker, 1912) accepted as Pettancylus connollyi (B. Walker, 1912) (unaccepted > superseded combination)
- Species Ferrissia eburnensis E. Binder, 1957 accepted as Pettancylus eburnensis (E. Binder, 1957) (original combination)
- Species Ferrissia equeefensis (B. Walker, 1912) accepted as Pettancylus burnupi (B. Walker, 1912) (subjective synonym)
- Species Ferrissia farquhari (B. Walker, 1924) accepted as Pettancylus farquhari (B. Walker, 1924) (unaccepted > superseded combination)
- Species Ferrissia fivefallsiensis Sankarappan, Chellapandian, Vimalanathan, Mani, Sundaram & Muthukalingan, 2015 accepted as Pettancylus fivefallsiensis (Sankarappan, Chellapandian, Vimalanathan, Mani, Sundaram & Muthukalingan, 2015) (basionym)
- Species Ferrissia fontinalis (B. Walker, 1912) accepted as Pettancylus fontinalis (B. Walker, 1912)
- Species Ferrissia fragilis (Tryon, 1863) accepted as Ferrissia californica (Rowell, 1863)
- Species Ferrissia isseli (Bourguignat, 1866) accepted as Pettancylus isseli (Bourguignat, 1866) (unaccepted > superseded combination)
- Species Ferrissia japonica Habe & J. B. Burch, 1965 accepted as Ferrissia californica (Rowell, 1863) (a junior synonym)
- Species Ferrissia junodi Connolly, 1925 accepted as Pettancylus junodi (Connolly, 1925)
- Species Ferrissia kavirondica Mandahl-Barth, 1954 accepted as Pettancylus kavirondicus (Mandahl-Barth, 1954) (original combination)
- Species Ferrissia lacustris B. Walker, 1924 accepted as Pettancylus lacustris (B. Walker, 1924)
- Species Ferrissia leonensis Connolly, 1928 accepted as Pettancylus leonensis (Connolly, 1928) (original combination)
- Species Ferrissia lhotelleriei (B. Walker, 1914) accepted as Pettancylus lhotelleriei (B. Walker, 1914) (unaccepted > superseded combination)
- Species Ferrissia meekiana (W. Stimpson, 1863) accepted as Ferrissia californica (Rowell, 1863) (unaccepted > junior subjective synonym)
- Species Ferrissia michiganensis Winslow, 1923 accepted as Ferrissia rivularis (Say, 1817)
- Species Ferrissia modesta (Crosse, 1880) accepted as Pettancylus modestus (Crosse, 1880) (unaccepted > superseded combination)
- Species Ferrissia natalensis B. Walker, 1924 accepted as Pettancylus natalensis (B. Walker, 1924) (original combination)
- Species Ferrissia obscura (Haldeman, 1844) accepted as Laevapex fuscus (C. B. Adams, 1840) (junior synonym)
- Species Ferrissia occidentalis B. Walker, 1924 accepted as Ferrissia rivularis (Say, 1817) (junior synonym)
- Species Ferrissia oregonensis (Clessin, 1880) accepted as Ferrissia rivularis (Say, 1817) (unaccepted > junior subjective synonym)
- Species Ferrissia pallaryi B. Walker, 1914 accepted as Pettancylus pallaryi (B. Walker, 1914) (original combination)
- Species Ferrissia senckenbergiana (O. Boettger, 1877) † accepted as Ferrissia deperdita (Desmarest, 1814) † (unaccepted > junior subjective synonym)
- Species Ferrissia sharpi (Sykes, 1900) accepted as Ferrissia californica (Rowell, 1863) (unaccepted > junior subjective synonym)
- Species Ferrissia tanganyicensis (E. A. Smith, 1906) accepted as Pettancylus tanganyicensis (E. A. Smith, 1906) (unaccepted > superseded combination)
- Species Ferrissia toroensis Mandahl-Barth, 1954 accepted as Pettancylus toroensis (Mandahl-Barth, 1954) (original combination)
- Species Ferrissia verruca (W. H. Benson, 1855) accepted as Pettancylus verruca (W. H. Benson, 1855) (unaccepted > superseded combination)
- Species Ferrissia victoriensis (B. Walker, 1912) accepted as Pettancylus victoriensis (B. Walker, 1912) (unaccepted > superseded combination)
- Species Ferrissia wautieri (Mirolli, 1960) accepted as Ferrissia californica (Rowell, 1863)
- Species Ferrissia zambesiensis (B. Walker, 1912) accepted as Pettancylus zambesiensis (B. Walker, 1912) (unaccepted > superseded combination)
- Species Ferrissia zambiensis Mandahl-Barth, 1968 accepted as Pettancylus zambiensis (Mandahl-Barth, 1968) (original combination)
- Subgenus Ferrissia (Kincaidilla) Hannibal, 1912 represented as Ferrissia B. Walker, 1903
- Species Ferrissia (Kincaidilla) fragilis (Tryon, 1863) accepted as Ferrissia californica (Rowell, 1863) (junior subjective synonym)
- Species Ferrissia (Kincaidilla) dohrniana (Clessin, 1882) represented as Ferrissia dohrniana (Clessin, 1882)
- Species Ferrissia (Kincaidilla) neozelanica (Suter, 1905) represented as Ferrissia neozelanica (Suter, 1905)
- Subgenus Ferrissia (Pettancylus) Iredale, 1943 represented as Pettancylus Iredale, 1943
- Species Ferrissia (Pettancylus) baconi (Bourguignat, 1854) accepted as Pettancylus baconi (Bourguignat, 1854) (unaccepted combination)
- Species Ferrissia (Pettancylus) clessiniana (Jickeli, 1882) accepted as Pettancylus clessinianus (Jickeli, 1882) (junior synonym)
- Species Ferrissia (Pettancylus) javana (E. von Martens, 1897) accepted as Pettancylus javanus (E. von Martens, 1897) (unaccepted combination)
- Species Ferrissia (Pettancylus) modesta (Crosse, 1880) accepted as Pettancylus modestus (Crosse, 1880) (unaccepted > superseded combination)
- Species Ferrissia (Pettancylus) noumeensis (Crosse, 1871) accepted as Pettancylus noumeensis (Crosse, 1871)
- Species Ferrissia (Pettancylus) sharpi (Sykes, 1900) accepted as Ferrissia californica (Rowell, 1863) (unaccepted > junior subjective synonym)
- Species Ferrissia (Pettancylus) siamensis Brandt, 1974 accepted as Pettancylus siamensis (Brandt, 1974) (original combination)
- Species Ferrissia (Pettancylus) verruca (W. H. Benson, 1855) accepted as Pettancylus verruca (W. H. Benson, 1855) (unaccepted combination)
- Species Ferrissia beaui (Bourguignat, 1853) (uncertain > taxon inquirendum)
- Species Ferrissia bermudensis (Vanatta, 1911) (uncertain > taxon inquirendum)
- Species Ferrissia platyrhynchus B. Walker, 1914 (uncertain > taxon inquirendum)
recent + fossil
Not documented
MolluscaBase eds. (2025). MolluscaBase. Ferrissia B. Walker, 1903. Accessed at: https://www.molluscabase.org/aphia.php?p=taxdetails&id=181578 on 2025-05-13
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original description
(of Watsonula Mirolli, 1960) Mirolli M. (1960). Morfologia, biologia e posizione sistematica di Watsonula wautieri, n.g., n.s. <em>Memorie dell'Istituto Italiano di Idrobiologia.</em> 12: 121-163.
page(s): 154 [details]
original description (of Gundlachia (Kincaidilla) Hannibal, 1912) Hannibal, H. (1912). A synopsis of the recent and Tertiary freshwater Mollusca of the Californian province, based upon an ontogenetic classification. <em>Proceedings of the Malacological Society of London.</em> 10(2): 112-166, pls 5-6; 10(3): 167-211, pls 7-8., available online at http://biodiversitylibrary.org/page/15237075
page(s): 148 [details]
additional source Clench, W. J. & Turner, R. D. (1956). Freshwater mollusks of Alabama, Georgia, and Florida from the Escambia to the Suwannee River. <em>Bulletin of the Florida State Museum, Biological Sciences.</em> 1(3): 97-239, pls. 1-9., available online at https://www.floridamuseum.ufl.edu/wp-content/uploads/sites/35/2017/03/Vol-1-No-3.pdf
page(s): 147 [details]
additional source Dexter, R. W. (1959). Habitat change for <i>Ferrissia</i>. <em>The Nautilus.</em> 72(4): 144-145., available online at https://www.biodiversitylibrary.org/page/8521191 [details]
page(s): 154 [details]
original description (of Gundlachia (Kincaidilla) Hannibal, 1912) Hannibal, H. (1912). A synopsis of the recent and Tertiary freshwater Mollusca of the Californian province, based upon an ontogenetic classification. <em>Proceedings of the Malacological Society of London.</em> 10(2): 112-166, pls 5-6; 10(3): 167-211, pls 7-8., available online at http://biodiversitylibrary.org/page/15237075
page(s): 148 [details]
additional source Clench, W. J. & Turner, R. D. (1956). Freshwater mollusks of Alabama, Georgia, and Florida from the Escambia to the Suwannee River. <em>Bulletin of the Florida State Museum, Biological Sciences.</em> 1(3): 97-239, pls. 1-9., available online at https://www.floridamuseum.ufl.edu/wp-content/uploads/sites/35/2017/03/Vol-1-No-3.pdf
page(s): 147 [details]
additional source Dexter, R. W. (1959). Habitat change for <i>Ferrissia</i>. <em>The Nautilus.</em> 72(4): 144-145., available online at https://www.biodiversitylibrary.org/page/8521191 [details]



