Cytharopsis Kyushuensis
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''Cytharopsis'' is a
genus Genus (; : genera ) is a taxonomic rank above species and below family (taxonomy), family as used in the biological classification of extant taxon, living and fossil organisms as well as Virus classification#ICTV classification, viruses. In bino ...
of
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 ...
s, 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 ...
s 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 ...
Mangeliidae Mangeliidae is a monophyletic family of small to medium-sized, predatory sea snails, marine gastropod mollusks in the superfamily Conoidea. Bouchet, P. (2011). Mangeliidae P. Fischer, 1883. In: MolluscaBase (2016). Accessed through: World Regis ...
.Bouchet, P. (2011). Cytharopsis A. Adams, 1865. In: MolluscaBase (2017). Accessed through: World Register of Marine Species at http://www.marinespecies.org/aphia.php?p=taxdetails&id=432444 on 2017-04-26 Not to be confused with ''Citharopsis'' Pease, 1868, a synonym of ''
Anarithma ''Anarithma'' is a small genus of sea snails, marine (ocean), marine gastropod mollusks in the family (biology), family Mitromorphidae, in the superfamily Conoidea the Conus, cone snails and their allies.Bouchet, P. (2014). Anarithma Iredale, 1916 ...
'' Iredale, 1916 (family
Mitromorphidae Mitromorphidae is a monophyletic family of small to medium-sized sea snails, marine gastropod mollusks in the superfamily Conoidea Conoidea is a Taxonomic rank, superfamily of predatory sea snails, marine (ocean), marine gastropod Mollusc, mo ...
).


Description

The fusiform shell is acuminate. The convex
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 of 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 ...
are cancellated with longitudinal ribs and transverse lirae. The
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 narrow. The outer
lip The lips are a horizontal pair of soft appendages attached to the jaws and are the most visible part of the mouth of many animals, including humans. Mammal lips are soft, movable and serve to facilitate the ingestion of food (e.g. sucklin ...
is varicose. 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 ...
is sillonated. The
siphonal canal The siphonal canal is an anatomical feature of the shells of certain groups of sea snails within the clade Neogastropoda. Some sea marine gastropods have a soft tubular anterior extension of the mantle called a siphon through which water i ...
is curved to the left and elongated.A. Adams, ''On some new Genera of Mollusca from the Seas of Japan''; Annals and Magazine of Natural History, 1865, xv, 322
/ref>


Species

Species within the genus ''Cytharopsis'' include: * '' Cytharopsis butonensis'' (Schepman, 1913) * '' Cytharopsis cancellata'' A. Adams, 1865 * '' Cytharopsis exquisita'' (E. A. Smith, 1882) * '' Cytharopsis kyushuensis'' T. Shuto, 1965 * '' Cytharopsis radulina'' Kuroda & Oyama, 1971 ;Species brought into synonymy: * ''Cytharopsis gracilis'' Pease, 1868: synonym of '' Seminella peasei'' (Martens & Langkavel, 1871) * ''Cytharopsis ornata'' Pease, 1868: synonym of '' Zafra ornata'' (Pease, 1868) * ''Cytharopsis solida'' (L.A. Reeve, 1846) : synonym of '' Eucithara solida'' (L.A. Reeve, 1846)


References


External links


Tucker, J.K. 2004 ''Catalog of recent and fossil turrids (Mollusca: Gastropoda)''. Zootaxa 682:1-1295



Bouchet, P.; Kantor, Y. I.; Sysoev, A.; Puillandre, N. (2011). A new operational classification of the Conoidea. Journal of Molluscan Studies. 77, 273-308
{{Taxonbar, from=Q10262832 Gastropod genera