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''Ferrissia'' is a
genus Genus (; : genera ) is a taxonomic rank above species and below family (taxonomy), family as used in the biological classification of extant taxon, living and fossil organisms as well as Virus classification#ICTV classification, viruses. In bino ...
of small, air-breathing freshwater limpets, aquatic
gastropod Gastropods (), commonly known as slugs and snails, belong to a large Taxonomy (biology), taxonomic class of invertebrates within the phylum Mollusca called Gastropoda (). This class comprises snails and slugs from saltwater, freshwater, and fro ...
mollusk Mollusca is a phylum of protostomic invertebrate animals, whose members are known as molluscs or mollusks (). Around 76,000  extant species of molluscs are recognized, making it the second-largest animal phylum after Arthropoda. The ...
s in the family
Planorbidae Planorbidae, common name the ramshorn snails or ram's horn snails, is a family (biology), family of air-breathing freshwater snails, Aquatic animal, aquatic pulmonate gastropod Mollusca, molluscs. Unlike most molluscs, the blood of ram's horn sn ...
, the ram's horn snails and their allies.


Species

Species within the genus ''Ferrissia'' include: * '' Ferrissia baconi'' (Bourguignat, 1853) * '' Ferrissia beaui'' (Bourguignat, 1853) - Beau's Stream Limpet * '' Ferrissia burnupi'' (Walker, 1912) * '' Ferrissia cawstoni'' Walker, 1924 * '' Ferrissia ceylanica'' Benson, 1864 * '' Ferrissia chudeaui'' Germain, 1917 * '' Ferrissia clifdeni'' Connolly, 1939 * '' Ferrissia connollyi'' (Walker, 1912) * † '' Ferrissia crenellata'' Harzhauser & Neubauer in Harzhauser et al., 2012 * † '' Ferrissia deperdita'' (Desmarest, 1814) * † '' Ferrissia dimici'' (Brusina, 1902) * '' Ferrissia dohrnianus'' (Clessin, 1882) * '' Ferrissia eburnensis'' Binder, 1957 * '' Ferrissia farquhari'' (Walker, 1924) * '' Ferrissia fontinalis'' (Walker, 1912) * '' Ferrissia fragilis'' (Tryon, 1863) - synonyms: ''Ferrissia clessiniana'' (Jickeli, 1882), ''Ferrissia wautieri'' (Mirolli, 1960) - Fragile Ancylid * '' Ferrissia gentilis'' Lanzer, 1991 * † '' Ferrissia illyrica'' (Neumayr, 1880) * '' Ferrissia irrorata'' (Guilding, 1828) * '' Ferrissia isseli'' (Bourguignat, 1866) * '' Ferrissia junodi'' Connolly, 1925 * '' Ferrissia kavirondica'' (Mandahl-Barth, 1954) * '' Ferrissia lacustris'' Walker, 1924 * '' Ferrissia leonensis'' Connolly, 1928 * '' Ferrissia lhotelleriei'' Walker, 1914 - dubious species * '' Ferrissia mcneili'' Walker, 1925 - hood ancylid * '' Ferrissia modesta'' Crosse, 1880 * '' Ferrissia natalensis'' Walker, 1924 * '' Ferrissia neozelanica'' (Suter, 1905) * † '' Ferrissia neumayri'' (Fontannes, 1881) * '' Ferrissia pallaryi'' Walker, 1914 - dubious species * '' Ferrissia parallela'' (Haldeman) - oblong ancylid or '' Ferrissia parallelus'' * '' Ferrissia petterdi'' (Johnston, 1879) * † '' Ferrissia pontileviensis'' (Morgan, 1920) * '' Ferrissia siamensis'' Brandt, 1974 * '' Ferrissia rivularis'' (Say, 1817) - the
type species In International_Code_of_Zoological_Nomenclature, zoological nomenclature, a type species (''species typica'') is the species name with which the name of a genus or subgenus is considered to be permanently taxonomically associated, i.e., the spe ...
* '' Ferrissia tasmanica'' (Woods, 1876) * '' Ferrissia tanganyicensis'' (Smith, 1906) * '' Ferrissia tenuis'' (Bourguignat, 1862) * '' Ferrissia toroensis'' (Mandahl-Barth, 1954) * † '' Ferrissia truci'' Wautier, 1975 * '' Ferrissia verruca'' (Benson, 1855) * '' Ferrissia victoriensis'' (Walker, 1912) * '' Ferrissia viola'' (Annandale & Prashad, 1921) * '' Ferrissia walkeri'' (Pilsbry & Ferriss, 1907) * † '' Ferrissia wittmanni'' (Schlickum, 1964) * '' Ferrissia zambesiensis'' (Walker, 1912) * '' Ferrissia zambiensis'' Mandahl-Barth, 1968 Many specific names need revision, for example 11 species of ''Ferrissia'' in southern Africa. ;Species brought into synonymy: * † ''Ferrissia senckenbergiana'' (Boettger, 1877): synonym of † ''Ferrissia deperdita'' (Desmarest, 1814) * ''Ferrissia wautieri'' (Mirolli, 1960): synonym of ''Ferrissia fragilis'' (Tryon, 1836) * ''Ferrissia (Pettancylus) clessiniana'' (Jickeli, 1882): synonym of '' Pettancylus clessiniana'' (Jickeli, 1882)


References


External links

* Greke K. (2011). "First record of the genus ''Ferrissia'' Walker, 1903 (Gastropoda: Planorbidae) from the Papuan region". In: Telnov D. ''Biodiversity, Biogeography and Nature Conservation in Wallacea and New Guinea. Volume I.'', The Entomological Society of Latvia, Riga, 526 pp. {{Authority control Planorbidae Taxonomy articles created by Polbot