''Quinnia'' 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 subfamily
Seguenziinae of 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 ...
Seguenziidae
Seguenziidae is a family of very small deepwater sea snails, marine gastropod mollusks in the superfamily Seguenzioidea (according to the taxonomy of the Gastropoda by Bouchet & Rocroi, 2005).Bouchet, P. (2012). Seguenziidae. Accessed through ...
.
''Quinnia'' is a replacement name for ''Seguenziella''
Marshall, 1983, a
junior homonym
In biology, a homonym is a name for a taxon that is identical in spelling to another such name, that belongs to a different taxon.
The rule in the International Code of Zoological Nomenclature is that the first such name to be published is the se ...
of ''Seguenziella''
Neviani, 1901.
Description
The shape of the shell is conical. It has a peripheral carina and sharp, collabral axial riblets. There is no microsculpture. All
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).
Whorls in nature
File:Photograph and axial plane flo ...
s possess midwhorl angulation. Spiral lirae are present on some whorls. The shallow posterior sinus has a V-shape. The anterolateral sinus forms a channel. The basal sinus is present. There is no
columella
Lucius Junius Moderatus Columella (; Arabic: , 4 – ) was a prominent writer on agriculture in the Roman Empire.
His ' in twelve volumes has been completely preserved and forms an important source on Roman agriculture, together with the ...
r sinus. The
aperture
In optics, an aperture is a hole or an opening through which light travels. More specifically, the aperture and focal length of an optical system determine the cone angle of a bundle of rays that come to a focus in the image plane.
An ...
has a rhomboidal shape. The columellar tooth is present. There is no umbilical septum.
Radula
The radula (, ; plural radulae or radulas) is an anatomical structure used by molluscs for feeding, sometimes compared to a tongue. It is a minutely toothed, chitinous ribbon, which is typically used for scraping or cutting food before the food ...
: the rachidian tooth is higher than broad and has lateral wings reduced or absent. The lateral tooth cusp is narrow. There are less than 10 marginal tooth pairs.
Species
Species within the genus ''Quinnia'' include:
* ''
Quinnia cazioti
''Quinnia cazioti'' is a species of extremely small deep water sea snail, a marine gastropod mollusk in the family Seguenziidae.WoRMS (2013). ''Quinnia cazioti'' (Dautzenberg, 1925). Retrieved through: World Register of Marine Species
The W ...
''
( Dautzenberg, 1925)
* ''
Quinnia ionica
''Quinnia ionica'' is a species of sea snail, a marine gastropod mollusk in the family (biology), family Seguenziidae.
It was so called by Watson from its resemblance to the volute of the Ionic capital.
Description
(Original description by Wat ...
''
(Watson
Watson may refer to:
Companies
* Actavis, a pharmaceutical company formerly known as Watson Pharmaceuticals
* A.S. Watson Group, retail division of Hutchison Whampoa
* Thomas J. Watson Research Center, IBM research center
* Watson Systems, maker ...
, 1878)
* ''
Quinnia laetifica''
Marshall, 1991
* ''
Quinnia limatula''
Marshall, 1991
* ''
Quinnia patula''
(Marshall, 1983)
* ''
Quinnia polita
''Quinnia polita'' is a species of extremely small deep water sea snail, a marine gastropod mollusk in the family Seguenziidae.WoRMS (2013). ''Quinnia polita'' (Verco, 1906). Retrieved through: World Register of Marine Species
The World Reg ...
''
( Verco, 1906)
* ''
Quinnia rushi''
(Dall
Dall may refer to:
People
* Anders Bendssøn Dall (died 1607), Danish Lutheran bishop
* Bobby Dall (born 1963), American musician
* Caroline Healey Dall (1822–1912), American feminist writer
*Clarrie Dall (1887–1953), Australian footballer
* C ...
, 1927)
* ''
Quinnia sykesi
''Quinnia sykesi'' is a species of extremely small deep water sea snail, a marine gastropod mollusk in the family Seguenziidae.WoRMS (2013). ''Quinnia sykesi'' (Schepman, 1909). Retrieved through: World Register of Marine Species at http://www ...
''
(Schepman
Mattheus Marinus Schepman (17 August 1847 – 19 November 1919) was a Dutch malacologist. He was one of the foremost collectors of mollusc shells in the Netherlands, and was also high on the overall list of European collectors.
Dutch collecto ...
, 1909)
References
External links
*
Marshall B.A. (1991). ''Mollusca Gastropoda : Seguenziidae from New Caledonia and the Loyalty Islands. In A. Crosnier & P. Bouchet (Eds) Résultats des campagnes Musorstom'', vol. 7. Mémoires du Muséum National d'Histoire Naturelle, A, 150:41-109
{{Taxonbar, from=Q7272303
Seguenziidae
Gastropod genera