''Ferrissia'' is a

genus Genus ( plural genera ) is a taxonomic rank used in the biological classification of living and fossil organisms as well as viruses. In the hierarchy of biological classification, genus comes above species and below family. In binomial n ...

of small, air-breathing

freshwater limpet Freshwater snails are gastropod mollusks which live in fresh water. There are many different families. They are found throughout the world in various habitats, ranging from ephemeral pools to the largest lakes, and from small seeps and springs ...

s, aquatic gastropod

mollusk Mollusca is the second-largest phylum of invertebrate animals after the Arthropoda, the members of which are known as molluscs or mollusks (). Around 85,000 extant species of molluscs are recognized. The number of fossil species is es ...

s in the family

Planorbidae Planorbidae, common name the ramshorn snails or ram's horn snails, is a family of air-breathing freshwater snails, aquatic pulmonate gastropod molluscs. Unlike most molluscs, the blood of ram's horn snails contains iron-based hemoglobin inste ...

, the ram's horn snails and their allies.

Species

Species within the genus ''Ferrissia'' include: * ''

Ferrissia baconi ''Ferrissia'' is a genus of small, air-breathing freshwater limpets, aquatic gastropod mollusks in the family Planorbidae, the ram's horn snails and their allies. Species Species within the genus ''Ferrissia'' include: * ''Ferrissia baconi'' (B ...

'' (Bourguignat, 1853) * ''

Ferrissia beaui ''Ferrissia'' is a genus of small, air-breathing freshwater limpets, aquatic gastropod mollusks in the family Planorbidae, the ram's horn snails and their allies. Species Species within the genus ''Ferrissia'' include: * '' Ferrissia baconi ...

'' (Bourguignat, 1853) - Beau's Stream Limpet * ''

Ferrissia burnupi ''Ferrissia'' is a genus of small, air-breathing freshwater limpets, aquatic gastropod mollusks in the family Planorbidae, the ram's horn snails and their allies. Species Species within the genus ''Ferrissia'' include: * ''Ferrissia baconi' ...

'' (Walker, 1912) * ''

Ferrissia cawstoni ''Ferrissia'' is a genus of small, air-breathing freshwater limpets, aquatic gastropod mollusks in the family Planorbidae, the ram's horn snails and their allies. Species Species within the genus ''Ferrissia'' include: * '' Ferrissia baconi'' ...

'' Walker, 1924 * ''

Ferrissia ceylanica ''Ferrissia'' is a genus of small, air-breathing freshwater limpets, aquatic gastropod mollusks in the family Planorbidae, the ram's horn snails and their allies. Species Species within the genus ''Ferrissia'' include: * ''Ferrissia baconi' ...

'' Benson, 1864 * ''

Ferrissia chudeaui ''Ferrissia'' is a genus of small, air-breathing freshwater limpets, aquatic gastropod mollusks in the family Planorbidae, the ram's horn snails and their allies. Species Species within the genus ''Ferrissia'' include: * '' Ferrissia baconi ...

'' Germain, 1917 * ''

Ferrissia clifdeni ''Ferrissia'' is a genus of small, air-breathing freshwater limpets, aquatic gastropod mollusks in the family Planorbidae, the ram's horn snails and their allies. Species Species within the genus ''Ferrissia'' include: * '' Ferrissia baconi ...

'' Connolly, 1939 * ''

Ferrissia connollyi ''Ferrissia'' is a genus of small, air-breathing freshwater limpets, aquatic gastropod mollusks in the family Planorbidae, the ram's horn snails and their allies. Species Species within the genus ''Ferrissia'' include: * ''Ferrissia baconi' ...

'' (Walker, 1912) * † ''

Ferrissia crenellata ''Ferrissia'' is a genus of small, air-breathing freshwater limpets, aquatic gastropod mollusks in the family Planorbidae, the ram's horn snails and their allies. Species Species within the genus ''Ferrissia'' include: * ''Ferrissia baconi'' ...

'' Harzhauser & Neubauer in Harzhauser et al., 2012 * † ''

Ferrissia deperdita ''Ferrissia'' is a genus of small, air-breathing freshwater limpets, aquatic gastropod mollusks in the family Planorbidae, the ram's horn snails and their allies. Species Species within the genus ''Ferrissia'' include: * '' Ferrissia baconi ...

'' (Desmarest, 1814) * † '' Ferrissia dimici'' (Brusina, 1902) * ''

Ferrissia dohrnianus ''Ferrissia'' is a genus of small, air-breathing freshwater limpets, aquatic gastropod mollusks in the family Planorbidae, the ram's horn snails and their allies. Species Species within the genus ''Ferrissia'' include: * '' Ferrissia baconi'' ...

'' (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 ''Ferrissia'' is a genus of small, air-breathing freshwater limpets, aquatic gastropod mollusks in the family Planorbidae, the ram's horn snails and their allies. Species Species within the genus ''Ferrissia'' include: * ''Ferrissia baconi'' ( ...

'' (Bourguignat, 1866) * ''

Ferrissia junodi ''Ferrissia'' is a genus of small, air-breathing freshwater limpets, aquatic gastropod mollusks in the family Planorbidae, the ram's horn snails and their allies. Species Species within the genus ''Ferrissia'' include: * ''Ferrissia baconi'' ( ...

'' Connolly, 1925 * ''

Ferrissia kavirondica ''Ferrissia'' is a genus of small, air-breathing freshwater limpets, aquatic gastropod mollusks in the family Planorbidae, the ram's horn snails and their allies. Species Species within the genus ''Ferrissia'' include: * ''Ferrissia baconi'' ( ...

'' (Mandahl-Barth, 1954) * ''

Ferrissia lacustris ''Ferrissia'' is a genus of small, air-breathing freshwater limpets, aquatic gastropod mollusks in the family Planorbidae, the ram's horn snails and their allies. Species Species within the genus ''Ferrissia'' include: * ''Ferrissia baconi'' ( ...

'' Walker, 1924 * ''

Ferrissia leonensis ''Ferrissia'' is a genus of small, air-breathing freshwater limpets, aquatic gastropod mollusks in the family Planorbidae, the ram's horn snails and their allies. Species Species within the genus ''Ferrissia'' include: * ''Ferrissia baconi'' ( ...

'' Connolly, 1928 * ''

Ferrissia lhotelleriei ''Ferrissia'' is a genus of small, air-breathing freshwater limpets, aquatic gastropod mollusks in the family Planorbidae, the ram's horn snails and their allies. Species Species within the genus ''Ferrissia'' include: * ''Ferrissia baconi'' ( ...

'' Walker, 1914 - dubious species * ''

Ferrissia mcneili ''Ferrissia mcneili'', common name the hood ancylid, is a species of small freshwater snail or limpet, an aquatic gastropod The gastropods (), commonly known as snails and slugs, belong to a large taxonomic class of invertebrates within th ...

'' Walker, 1925 -

hood ancylid ''Ferrissia mcneili'', common name the hood ancylid, is a species of small freshwater snail or limpet, an aquatic gastropod The gastropods (), commonly known as snails and slugs, belong to a large taxonomic class of invertebrates within th ...

* ''

Ferrissia modesta ''Ferrissia'' is a genus of small, air-breathing freshwater limpets, aquatic gastropod mollusks in the family Planorbidae, the ram's horn snails and their allies. Species Species within the genus ''Ferrissia'' include: * ''Ferrissia baconi'' (B ...

'' Crosse, 1880 * ''

Ferrissia natalensis ''Ferrissia'' is a genus of small, air-breathing freshwater limpets, aquatic gastropod mollusks in the family Planorbidae, the ram's horn snails and their allies. Species Species within the genus ''Ferrissia'' include: * ''Ferrissia baconi' ...

'' Walker, 1924 * '' Ferrissia neozelanica'' (Suter, 1905) * † ''

Ferrissia neumayri ''Ferrissia'' is a genus of small, air-breathing freshwater limpets, aquatic gastropod mollusks in the family Planorbidae, the ram's horn snails and their allies. Species Species within the genus ''Ferrissia'' include: * '' Ferrissia baconi ...

'' (Fontannes, 1881) * ''

Ferrissia pallaryi ''Ferrissia'' is a genus of small, air-breathing freshwater limpets, aquatic gastropod mollusks in the family Planorbidae, the ram's horn snails and their allies. Species Species within the genus ''Ferrissia'' include: * ''Ferrissia baconi' ...

'' Walker, 1914 - dubious species * ''

Ferrissia parallela ''Ferrissia'' is a genus of small, air-breathing freshwater limpets, aquatic gastropod mollusks in the family Planorbidae, the ram's horn snails and their allies. Species Species within the genus ''Ferrissia'' include: * '' Ferrissia baconi ...

'' (Haldeman) - oblong ancylid or ''

Ferrissia parallelus ''Ferrissia'' is a genus of small, air-breathing freshwater limpets, aquatic gastropod mollusks in the family Planorbidae, the ram's horn snails and their allies. Species Species within the genus ''Ferrissia'' include: * ''Ferrissia baconi' ...

'' * ''

Ferrissia petterdi ''Ferrissia'' is a genus of small, air-breathing freshwater limpets, aquatic gastropod mollusks in the family Planorbidae, the ram's horn snails and their allies. Species Species within the genus ''Ferrissia'' include: * ''Ferrissia baconi' ...

'' (Johnston, 1879) * † '' Ferrissia pontileviensis'' (Morgan, 1920) * ''

Ferrissia siamensis ''Ferrissia'' is a genus of small, air-breathing freshwater limpets, aquatic gastropod mollusks in the family Planorbidae, the ram's horn snails and their allies. Species Species within the genus ''Ferrissia'' include: * ''Ferrissia baconi' ...

'' Brandt, 1974 * ''

Ferrissia rivularis ''Ferrissia rivularis'' is a species of gastropods belonging to the family Planorbidae. The species is found in Northern America. References {{Taxonbar, from=Q3695600 Planorbidae Gastropods described in 1817 ...

'' (Say, 1817) - the

type species In 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 species that contains the biological type specimen( ...

* ''

Ferrissia tasmanica ''Ferrissia'' is a genus of small, air-breathing freshwater limpets, aquatic gastropod mollusks in the family Planorbidae, the ram's horn snails and their allies. Species Species within the genus ''Ferrissia'' include: * ''Ferrissia baconi' ...

'' (Woods, 1876) * ''

Ferrissia tanganyicensis ''Ferrissia tanganyicensis'' is a species of small freshwater snail or limpet, an aquatic gastropod in the family Planorbidae. Distribution This species is only found in Lake Tanganyika in Burundi, the Democratic Republic of the Congo, Ta ...

'' (Smith, 1906) * ''

Ferrissia tenuis ''Ferrissia tenuis'' is a species of a freshwater snail or limpet, an aquatic gastropod The gastropods (), commonly known as snails and slugs, belong to a large taxonomic class of invertebrates within the phylum Mollusca called Gastropod ...

'' (Bourguignat, 1862) * '' Ferrissia toroensis'' (Mandahl-Barth, 1954) * † ''

Ferrissia truci ''Ferrissia'' is a genus of small, air-breathing freshwater limpets, aquatic gastropod mollusks in the family Planorbidae, the ram's horn snails and their allies. Species Species within the genus ''Ferrissia'' include: * ''Ferrissia baconi' ...

'' Wautier, 1975 * ''

Ferrissia verruca ''Ferrissia'' is a genus of small, air-breathing freshwater limpets, aquatic gastropod mollusks in the family Planorbidae, the ram's horn snails and their allies. Species Species within the genus ''Ferrissia'' include: * '' Ferrissia baconi'' ...

'' (Benson, 1855) * ''

Ferrissia victoriensis ''Ferrissia'' is a genus of small, air-breathing freshwater limpets, aquatic gastropod mollusk Mollusca is the second-largest phylum of invertebrate animals after the Arthropoda, the members of which are known as molluscs or mollusks ...

'' (Walker, 1912) * ''

Ferrissia viola ''Ferrissia'' is a genus of small, air-breathing freshwater limpets, aquatic gastropod mollusks in the family Planorbidae, the ram's horn snails and their allies. Species Species within the genus ''Ferrissia'' include: * ''Ferrissia baconi' ...

'' (Annandale & Prashad, 1921) * ''

Ferrissia walkeri ''Ferrissia'' is a genus of small, air-breathing freshwater limpets, aquatic gastropod mollusks in the family Planorbidae, the ram's horn snails and their allies. Species Species within the genus ''Ferrissia'' include: * ''Ferrissia baconi' ...

'' (Pilsbry & Ferriss, 1907) * † ''

Ferrissia wittmanni ''Ferrissia'' is a genus of small, air-breathing freshwater limpets, aquatic gastropod mollusks in the family Planorbidae, the ram's horn snails and their allies. Species Species within the genus ''Ferrissia'' include: * '' Ferrissia baconi ...

'' (Schlickum, 1964) * ''

Ferrissia zambesiensis ''Ferrissia'' is a genus of small, air-breathing freshwater limpets, aquatic gastropod mollusks in the family Planorbidae, the ram's horn snails and their allies. Species Species within the genus ''Ferrissia'' include: * '' Ferrissia baconi ...

'' (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. {{Taxonbar, from=Q292780 Planorbidae Taxonomy articles created by Polbot