''Gymnarion'' is a genus of air-breathing

land snail A land snail is any of the numerous species of snail that live on land, as opposed to the sea snails and freshwater snails. ''Land snail'' is the common name for terrestrial molluscs, terrestrial gastropod mollusks that have gastropod shell, shel ...

terrestrial Terrestrial refers to things related to land or the planet Earth, as opposed to extraterrestrial. Terrestrial may also refer to: * Terrestrial animal, an animal that lives on land opposed to living in water, or sometimes an animal that lives on o ...

pulmonate Pulmonata or pulmonates is an informal group (previously an order, and before that, a subclass) of snails and slugs characterized by the ability to breathe air, by virtue of having a pallial lung instead of a gill, or gills. The group inclu ...

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 or

micromollusk A micromollusc is a shelled mollusc which is extremely small, even at full adult size. The word is usually, but not exclusively, applied to marine molluscs, although in addition, numerous species of land snails and freshwater molluscs also ...

s in the family

Urocyclidae Urocyclidae is a family (biology), family of air-breathing land snails, semi-slugs and land slugs, terrestrial molluscs, terrestrial pulmonate gastropod mollusks in the superfamily Helicarionoidea. Some species within this family make and use l ...

.MolluscaBase eds. (2020). MolluscaBase. Gymnarion Pilsbry, 1919. Accessed through: World Register of Marine Species at: https://marinespecies.org/aphia.php?p=taxdetails&id=996906 on 14 January 2021

Description

(Original description) These helixarionid snails possess minute, remote right and left shell-lobes. The penis features a subterminal retractor muscle and an epiphallus, the latter lacking a flagellum or other appendages. A long, club-shaped dart sac (amatorial gland) is present. Pilsbry, H.A. (1919). A review of the land mollusks of the Belgian Congo chiefly based on the collections of the American Museum Congo Expedition, 1909–1915. Bulletin of the American Museum of Natural History, 40: 1–370, pls I-XXIII

Species

Species within the genus ''Gymnarion'' include: * '' Gymnarion aloysiisabaudiae'' (Pollonera, 1906) * '' Gymnarion anchora'' E. Binder, 1971 * '' Gymnarion apertus'' E. Binder, 1979 * '' Gymnarion bequaerti'' E. Binder, 1979 * '' Gymnarion cheranganiensis'' Connolly, 1925 * '' Gymnarion chinegris'' E. Binder, 1979 * '' Gymnarion chirindicus'' E. Binder, 1981 * '' Gymnarion columna'' E. Binder, 1971 * '' Gymnarion corneola'' (Morelet, 1867) * '' Gymnarion coronatus'' E. Binder, 1976 * ''

Gymnarion ducae ''Gymnarion'' is a genus of air-breathing land snails, terrestrial pulmonate gastropod mollusks or micromollusks in the family Urocyclidae.MolluscaBase eds. (2020). MolluscaBase. Gymnarion Pilsbry, 1919. Accessed through: World Register of Marin ...

'' E. Binder, 1976 * '' Gymnarion gomesiana'' (Morelet, 1867) * '' Gymnarion grandis'' (H. Beck, 1838) * '' Gymnarion grossans'' E. Binder, 1971 * '' Gymnarion masukuensis'' (E. A. Smith, 1899) * '' Gymnarion medjensis'' Pilsbry, 1919 * '' Gymnarion membranaceus'' (Thiele, 1911) * '' Gymnarion nyasanus'' (E.A. Smith, 1899) * ''

Gymnarion plicatulus ''Gymnarion'' is a genus of air-breathing land snails, terrestrial pulmonate gastropod mollusks or micromollusks in the family Urocyclidae.MolluscaBase eds. (2020). MolluscaBase. Gymnarion Pilsbry, 1919. Accessed through: World Register of Marin ...

'' (E. von Martens, 1876) * ''

Gymnarion scutum ''Gymnarion'' is a genus of air-breathing land snails, terrestrial pulmonate gastropod mollusks or micromollusks in the family Urocyclidae.MolluscaBase eds. (2020). MolluscaBase. Gymnarion Pilsbry, 1919. Accessed through: World Register of Marin ...

'' E. Binder, 1971 * ''

Gymnarion sigaretinus ''Gymnarion'' is a genus of air-breathing land snails, terrestrial pulmonate gastropod mollusks or micromollusks in the family Urocyclidae.MolluscaBase eds. (2020). MolluscaBase. Gymnarion Pilsbry, 1919. Accessed through: World Register of Marin ...

'' (Récluz, 1841) * ''

Gymnarion sowerbyanus ''Gymnarion'' is a genus of air-breathing land snails, terrestrial pulmonate gastropod mollusks or micromollusks in the family Urocyclidae.MolluscaBase eds. (2020). MolluscaBase. Gymnarion Pilsbry, 1919. Accessed through: World Register of Marin ...

'' (L. Pfeiffer, 1849) * ''

Gymnarion tanganyicae ''Gymnarion'' is a genus of air-breathing land snails, terrestrial pulmonate gastropod mollusks or micromollusks in the family Urocyclidae Urocyclidae is a family (biology), family of air-breathing land snails, semi-slugs and land slugs, ter ...

'' (E. von Martens, 1895) * ''

Gymnarion upembae ''Gymnarion'' is a genus of air-breathing land snails, terrestrial pulmonate gastropod mollusks or micromollusks in the family Urocyclidae.MolluscaBase eds. (2020). MolluscaBase. Gymnarion Pilsbry, 1919. Accessed through: World Register of Marin ...

'' E. Binder, 1979 * '' Gymnarion vanmoli'' E. Binder, 1979 * '' Gymnarion vumbae'' E. Binder, 1981 * '' Gymnarion wittei'' E. Binder, 1979 ;Species brought into synonymy: * ''Gymnarion (Lacrimarion) lacrimosus'' Connolly, 1929 : synonym of '' Lacrimarion lacrimosus'' (Connolly, 1929) (

superseded combination In taxonomy, a superseded combination is a notice of change to the binomial nomenclature of the accepted name of a species. This happens when a species is moved to a new genus after the initial species description. The original name is called a ...

) * ''Gymnarion aloysii-sabaudiae'' (Pollonera, 1906) : synonym of ''Gymnarion aloysiisabaudiae'' (Pollonera, 1906) (incorrect original spelling) * ''Gymnarion lacrimosus'' Connolly, 1929 : synonym of '' Lacrimarion lacrimosus'' (Connolly, 1929) (original combination)

References

* Bank, R. A. (2017). Classification of the Recent terrestrial Gastropoda of the World. Last update: 16 July 2017

External links

* Urocyclidae {{Urocyclidae-stub