''Sphyradium'' is a

genus Genus ( plural genera ) is a taxonomic rank used in the biological classification of extant taxon, living and fossil organisms as well as Virus classification#ICTV classification, viruses. In the hierarchy of biological classification, genus com ...

of very small 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 gastropod mollusks that have shells (those without shells are known as ...

terrestrial Terrestrial refers to things related to land or the planet Earth. 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 or near the ground, as opposed to ...

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 includ ...

gastropod The gastropods (), commonly known as snails and slugs, belong to a large taxonomic class of invertebrates within the phylum Mollusca called Gastropoda (). This class comprises snails and slugs from saltwater, from freshwater, and from land. T ...

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 e ...

s in the family

Orculidae Orculidae is a family of mostly minute, air-breathing, land snails; terrestrial pulmonate gastropod mollusks in the superfamily Pupilloidea. MolluscaBase eds. (2021). MolluscaBase. Orculidae Pilsbry, 1918. Accessed through: World Register of Mar ...

within the superfamily

Pupilloidea Pupilloidea is a superfamily of small and very small air-breathing land snails, terrestrial gastropod mollusks in the infraorder '' Pupilloidei'' . Taxonomy This superfamily contains the following families: * Achatinellidae Gulick, 1873 * Agard ...

. MolluscaBase eds. (2022). MolluscaBase. Sphyradium Charpentier, 1837. Accessed through: World Register of Marine Species at: https://www.marinespecies.org/aphia.php?p=taxdetails&id=995307 on 2022-06-19

Species

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

Sphyradium doliolum ''Sphyradium doliolum'' is a species of air-breathing land snail, a terrestrial pulmonate gastropod mollusk in the family Orculidae. MolluscaBase eds. (2022). MolluscaBase. Sphyradium doliolum (Bruguière, 1792). Accessed through: World Regis ...

'' (Bruguière, 1792) ;Synonyms: * ''Sphyradium alexanderi'' Pilsbry & C. M. Cooke, 1906: synonym of '' Columella alexanderi'' (Pilsbry & C. M. Cooke, 1906) (original combination) * ''Sphyradium dobrogicum'' Grossu, 1986: synonym of ''Sphyradium doliolum'' (Bruguière, 1792) (junior synonym) * ''Sphyradium hasta'' Hanna, 1911: synonym of '' Columella hasta'' (Hanna, 1911) * ''Sphyradium himalayanum'' (Benson, 1863): synonym of ''

Truncatellina himalayana ''Truncatellina'' is a genus of very small air-breathing land snails, terrestrial pulmonate gastropod mollusks in the family Truncatellinidae.MolluscaBase (2018). Truncatellina R. T. Lowe, 1852. Accessed through: World Register of Marine Species ...

'' (Benson, 1863) (unaccepted combination) * ''Sphyradium parreyssii'' (L. Pfeiffer, 1848): synonym of '' Agardhiella parreyssii'' (L. Pfeiffer, 1848) (superseded combination) * ''Sphyradium sharpi'' Pilsbry & C. M. Cooke, 1906: synonym of '' Columella sharpi'' (Pilsbry & C. M. Cooke, 1906) (original combination)

References

* Schileyko, A. A. (1998). Treatise on Recent terrestrial pulmonate molluscs. Part 1. Achatinellidae, Amastridae, Orculidae, Strobilopsidae, Spelaeodiscidae, Valloniidae, Cochlicopidae, Pupillidae, Chondrinidae, Pyramidellidae. Ruthenica. Supplement 2: 1-127. Moskva * Sysoev, A. V. & Schileyko, A. A. (2009). Land snails and slugs of Russia and adjacent countries. Sofia/Moskva (Pensoft). 312 pp., 142 plates. * Gittenberger, E. (1978). Beiträge zur Kenntnis der Pupillacea VIII. Einiges über Orculidae. Zoologische Verhandelingen, 163: 1-44, pl. 1-4. Leiden

External links

Charpentier, J. de. (1837). Catalogue des mollusques terrestres et fluviatiles de la Suisse. Nouveaux Mémoires de la Société Helvétique des Sciences Naturelles [Neue Denkschriften der allg. Schweizerischen Gesellschaft für die gesammten Naturwisshenschaften
1 (2): 1-28, pls 1-2. Neuchâtel.]
Cecconi, G. (1908). Contributo alla fauna delle Isolie Tremiti. Bollettino dei Musei di Zoologia ed Anatomia Comparata della R. Università di Torino. 23(583): 1-53

Dall, W. H. (1904). Notes on the nomenclature of the Pupacea and associated forms. The Nautilus. 17(10): 114-116Cockerell, T. D. A. (1905). Note on the nomenclature of the snails usually called Pupa. The Nautilus. 18(9): 103-105
Orculidae {{Orculidae-stub