''Zebina tridentata'' is a

species In biology, a species is the basic unit of classification and a taxonomic rank of an organism, as well as a unit of biodiversity. A species is often defined as the largest group of organisms in which any two individuals of the appropriate s ...

of minute

sea snail Sea snail is a common name for slow-moving marine gastropod molluscs, usually with visible external shells, such as whelk or abalone. They share the taxonomic class Gastropoda with slugs, which are distinguished from snails primarily by the ...

, a

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 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 ...

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 ...

in the

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

Zebinidae Zebinidae is a family (biology), 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 ...

Description

The size of the shell varies between 4 mm and 12 mm.

Distribution

This species occurs in the

Red Sea The Red Sea ( ar, البحر الأحمر - بحر القلزم, translit=Modern: al-Baḥr al-ʾAḥmar, Medieval: Baḥr al-Qulzum; or ; Coptic: ⲫⲓⲟⲙ ⲛ̀ϩⲁϩ ''Phiom Enhah'' or ⲫⲓⲟⲙ ⲛ̀ϣⲁⲣⲓ ''Phiom ǹšari''; T ...

and in the Western Pacific and off the Philippines.

References

* Vine, P. (1986). ''Red Sea Invertebrates.'' Immel Publishing, London. 224 pp * Bosch D.T., Dance S.P., Moolenbeek R.G. & Oliver P.G. (1995) ''Seashells of eastern Arabia''. Dubai: Motivate Publishing. 296 pp.

External links

*
Michaud A. L. G. (1830). Description de plusieurs espèces de coquilles du genre Rissoa. Lyon, Perrin, 19 pp. + 1 pl
tridentata Gastropods described in 1830 {{Zebinidae-stub