''Microstelma'' 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 minute sea snails,

marine Marine is an adjective meaning of or pertaining to the sea or ocean. Marine or marines may refer to: Ocean * Maritime (disambiguation) * Marine art * Marine biology * Marine debris * Marine habitats * Marine life * Marine pollution Military * ...

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 or

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

s in the

family Family (from la, familia) is a group of people related either by consanguinity (by recognized birth) or affinity (by marriage or other relationship). The purpose of the family is to maintain the well-being of its members and of society. Idea ...

Zebinidae Zebinidae is a family of small sea snails in the clade Littorinimorpha. Genera Genera within the family Zebinidae include: * '' Cossmannia'' Newton, 1891† * '' Folinia'' Crosse, 1868 * '' Lapsigyrus'' Berry, 1958 * '' Microstelma'' A. Adams, ...

Species

Species within the genus ''Microstelma'' include: * † ''

Microstelma arescum ''Microstelma'' is a genus of minute sea snails, marine gastropod mollusks or micromollusks in the family Zebinidae. Species Species within the genus ''Microstelma'' include: * † '' Microstelma arescum'' (Woodring, 1928) * '' Microstelma ca ...

'' (Woodring, 1928) * ''

Microstelma canaliculatum ''Microstelma'' is a genus of minute sea snails, marine gastropod mollusks or micromollusks in the family Zebinidae. Species Species within the genus ''Microstelma'' include: * † ''Microstelma arescum'' (Woodring, 1928) * '' Microstelma can ...

'' (E. A. Smith, 1890) * ''

Microstelma columbella ''Microstelma columbella'' is a species of minute sea snail, a marine gastropod mollusk or micromollusk A micromollusk is a shelled mollusk which is extremely small, even at full adult size. The word is usually, but not exclusively, ap ...

'' (Dall, 1881) * ''

Microstelma concinna ''Microstelma'' is a genus of minute sea snails, marine gastropod mollusks or micromollusks in the family Zebinidae. Species Species within the genus ''Microstelma'' include: * † ''Microstelma arescum'' (Woodring, 1928) * ''Microstelma cana ...

'' A. Adams, 1870 * ''

Microstelma daedalum ''Microstelma'' is a genus of minute sea snails, marine gastropod mollusks or micromollusks in the family Zebinidae. Species Species within the genus ''Microstelma'' include: * † '' Microstelma arescum'' (Woodring, 1928) * '' Microstelma ca ...

'' A. Adams, 1863 * ''

Microstelma gabbi ''Microstelma'' is a genus of minute sea snails, marine gastropod mollusks or micromollusks in the family Zebinidae. Species Species within the genus ''Microstelma'' include: * † ''Microstelma arescum'' (Woodring, 1928) * ''Microstelma cana ...

'' (Dall, 1889) * ''

Microstelma glabratum ''Microstelma'' is a genus of minute sea snails, marine gastropod mollusks or micromollusks in the family Zebinidae. Species Species within the genus ''Microstelma'' include: * † ''Microstelma arescum'' (Woodring, 1928) * ''Microstelma cana ...

'' (A. Adams, 1878) * ''

Microstelma japonicum ''Microstelma'' is a genus of minute sea snails, marine gastropod mollusks or micromollusks in the family Zebinidae. Species Species within the genus ''Microstelma'' include: * † ''Microstelma arescum'' (Woodring, 1928) * ''Microstelma cana ...

'' (A. Adams, 1867) * ''

Microstelma lutaoi ''Microstelma'' is a genus of minute sea snails, marine gastropod mollusks or micromollusks in the family Zebinidae. Species Species within the genus ''Microstelma'' include: * † '' Microstelma arescum'' (Woodring, 1928) * '' Microstelma ca ...

'' Chang & Wu, 2004 * † ''

Microstelma melanoides ''Microstelma'' is a genus of minute sea snails, marine gastropod mollusks or micromollusks in the family Zebinidae. Species Species within the genus ''Microstelma'' include: * † ''Microstelma arescum'' (Woodring, 1928) * ''Microstelma cana ...

'' (Gabb, 1873) * ''

Microstelma oshikatai ''Microstelma oshikatai'' is a species of minute sea snail, a marine gastropod micromollusk in the family Family (from la, familia) is a Social group, group of people related either by consanguinity (by recognized birth) or Affinity (law), ...

'' Lan, 2003 * ''

Microstelma semistriatum ''Microstelma'' is a genus of minute sea snails, marine gastropod mollusks or micromollusks in the family Zebinidae. Species Species within the genus ''Microstelma'' include: * † '' Microstelma arescum'' (Woodring, 1928) * '' Microstelma ca ...

'' (A. Adams, 1878) * ''

Microstelma vestale ''Microstelma vestale'' is a species of minute sea snail, a marine gastropod mollusk or micromollusk in the family Zebinidae. Distribution and habitat It occurs in the Gulf of Mexico The Gulf of Mexico ( es, Golfo de México) is an ocean ...

'' (Rehder, 1943) ;Species brought into synonymy: * ''Microstelma daedala'' ic synonym of ''Microstelma daedalum'' A. Adams, 1863 * ''Microstelma egregia'' (Dall, 1889): synonym of '' Costaclis egregia'' (Dall, 1889) * ''Microstelma flava'' Okutani, 1964: synonym of ''

Punctulum flavum ''Punctulum flavum'' is a species of minute sea snail, a marine gastropod mollusk or micromollusk in the family Rissoidae.Bouchet, P. (2011). Punctulum flavum (Okutani, 1964). Accessed through: World Register of Marine Species at http://www.mari ...

'' (Okutani, 1964) * ''Microstelma formosa'' Chang & Wu, 2004: synonym of ''

Rissoina formosa ''Rissoina'' is a large genus of minute sea snails, marine gastropod mollusks or micromollusks, in the family Rissoinidae. Species According to the World Register of Marine Species (WoRMS) the following species with valid are included within ...

'' (Chang & Wu, 2004) * ''Microstelma glabrata'' ic synonym of ''Microstelma glabratum'' (A. Adams, 1878) * ''Microstelma japonicus'' ic synonym of ''Microstelma japonicum'' (A. Adams, 1867) * ''Microstelma semistriata'' ic synonym of ''Microstelma semistriatum'' (A. Adams, 1878)

References

Ponder W. F. (1985) ''A review of the genera of the Rissoidae (Mollusca: Mesogastropoda: Rissoacea).'' Records of the Australian Museum supplement 4: 1-221
* Spencer, H.G., Marshall, B.A. & Willan, R.C. 2009 Recent Mollusca. pp 196–219 in: Gordon, D.P. (Ed.), ''The New Zealand inventory of biodiversity. 1. Kingdom Animalia: Radiata, Lophotrochozoa, Deuterostomia.'' Canterbury University Press, Christchurch Zebinidae Gastropod genera {{Zebinidae-stub