''Synaptocochlea concinna'' is a

species A species () is often defined as the largest group of organisms in which any two individuals of the appropriate sexes or mating types can produce fertile offspring, typically by sexual reproduction. It is the basic unit of Taxonomy (biology), ...

sea snail Sea snails are slow-moving marine (ocean), marine gastropod Mollusca, molluscs, usually with visible external shells, such as whelk or abalone. They share the Taxonomic classification, taxonomic class Gastropoda with slugs, which are distinguishe ...

, a marine

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 ...

in the

family Family (from ) is a Social group, group of people related either by consanguinity (by recognized birth) or Affinity (law), affinity (by marriage or other relationship). It forms the basis for social order. Ideally, families offer predictabili ...

Trochidae The Trochidae, common name top-snails or top-shells, are a family of various sized sea snails, marine gastropod molluscs in the subclass Vetigastropoda. This family is commonly known as the top-snails because in many species the shell resembles ...

, the top snails.Rosenberg, G. (2012). ''Synaptocochlea concinna'' (Gould, 1845). Accessed through:

World Register of Marine Species The World Register of Marine Species (WoRMS) is a taxonomic database that aims to provide an authoritative and comprehensive catalogue and list of names of marine organisms. Content The content of the registry is edited and maintained by scien ...

at http://www.marinespecies.org/aphia.php?p=taxdetails&id=594170 on 2012-11-23

Description

The size of the shell varies between 3 mm and 8 mm. (Description as ''Stomatella nebulosa'') The ovate-oblong shell is shaped like a ''

Haliotis ''Haliotis'', common name abalone, is the only genus in the family Haliotidae. This genus once contained six subgenera. These subgenera have become alternate representations of ''Haliotis''. The genus consists of small to very large, edible, ...

''. Its back all is over striated. Its color is white, clouded with reddish brown. The

spire A spire is a tall, slender, pointed structure on top of a roof of a building or tower, especially at the summit of church steeples. A spire may have a square, circular, or polygonal plan, with a roughly conical or pyramidal shape. Spire ...

is somewhat prominent with angular

whorl A whorl ( or ) is an individual circle, oval, volution or equivalent in a whorled pattern, which consists of a spiral or multiple concentric objects (including circles, ovals and arcs). In nature File:Photograph and axial plane floral diagra ...

s. The oval

aperture In optics, the aperture of an optical system (including a system consisting of a single lens) is the hole or opening that primarily limits light propagated through the system. More specifically, the entrance pupil as the front side image o ...

is elongate. The

columella Lucius Junius Moderatus Columella (, Arabic: ) was a prominent Roman writer on agriculture in the Roman Empire. His in twelve volumes has been completely preserved and forms an important source on Roman agriculture and ancient Roman cuisin ...

covers the umbilical fissure with a thick callus.H.A. Pilsbry (1890) Manual of Conchology XII; Academy of Natural Sciences, Philadelphia, 1890
(described as ''Gena nebulosa'')

Distribution

This marine species occurs in the tropical Indo-West Pacific, Indo-Malaysia,

Hawaii Hawaii ( ; ) is an island U.S. state, state of the United States, in the Pacific Ocean about southwest of the U.S. mainland. One of the two Non-contiguous United States, non-contiguous U.S. states (along with Alaska), it is the only sta ...

Oceania Oceania ( , ) is a region, geographical region including Australasia, Melanesia, Micronesia, and Polynesia. Outside of the English-speaking world, Oceania is generally considered a continent, while Mainland Australia is regarded as its co ...

and off Australia (

Northern Territory The Northern Territory (abbreviated as NT; known formally as the Northern Territory of Australia and informally as the Territory) is an states and territories of Australia, Australian internal territory in the central and central-northern regi ...

Queensland Queensland ( , commonly abbreviated as Qld) is a States and territories of Australia, state in northeastern Australia, and is the second-largest and third-most populous state in Australia. It is bordered by the Northern Territory, South Austr ...

Western Australia Western Australia (WA) is the westernmost state of Australia. It is bounded by the Indian Ocean to the north and west, the Southern Ocean to the south, the Northern Territory to the north-east, and South Australia to the south-east. Western Aust ...

References

* Hedley, C. 1907. ''The Mollusca of Mast Head Reef, Capricorn Group, Queensland, part II.'' Proceedings of the Linnean Society of New South Wales 32: 476-513, pls 16-21 * Ladd, H.S. 1966. ''Chitons and gastropods (Haliotidae through Adeorbidae) from the western Pacific Islands.'' United States Geological Survey Professional Papers 531: 1-98 16 pls * Cernohorsky, W.O. 1978. ''Tropical Pacific marine shells''. Sydney : Pacific Publications 352 pp., 68 pls. * Kay, E.A. 1979. ''Hawaiian Marine Shells. Reef and shore fauna of Hawaii. Section 4 : Mollusca.'' Honolulu, Hawaii : Bishop Museum Press Bernice P. Bishop Museum Special Publication Vol. 64(4) 653 pp * Wilson, B. 1993. ''Australian Marine Shells. Prosobranch Gastropods''. Kallaroo, Western Australia : Odyssey Publishing Vol. 1 408 pp. * Zuschin, M., Janssen, R. & Baal, C. (2009). Gastropods and their habitats from the northern Red Sea (Egypt: Safaga). Part 1: Patellogastropoda, Vetigastropoda and Cycloneritimorpha. Annalen des Naturhistorischen Museums in Wien 111 73–158.

External links

Gould, A.A. 1845. ''Descriptions of species of land shells from the Sandwich Islands''. Proceedings of the Boston Society of Natural History 2: 26-28

Pilsbry, H. A. (1921). Marine mollusks of Hawaii, XIV-XV. Proceedings of The Academy of Natural Sciences of Philadelphia. 72: 360-383

Adams, A. (1850). An arrangement of Stomatellidae, including the characters of a new genus, and of several new species. Proceedings of the Zoological Society of London.

Herbert D.G. (2015). An annotated catalogue and bibliography of the taxonomy, synonymy and distribution of the Recent Vetigastropoda of South Africa (Mollusca). Zootaxa. 4049(1): 1-98.

Barcode of Life (1 barcode)

Biodiversity Heritage Library (2 publications)

GenBank (3 nucleotides; 1 proteins)

ITIS

World Register of Marine Species
* concinna Gastropods described in 1845 {{Trochidae-stub