''Sayella'' 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
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* ...
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 ...
Pyramidellidae
Pyramidellidae, common name the pyram family, or pyramid shells, is a voluminous taxonomic family of mostly small and minute ectoparasitic sea snails, marine heterobranch gastropod molluscs. The great majority of species of pyrams are micr ...
, the pyrams and their allies.
[Bouchet, P. (2011). ''Sayella'' Dall, 1885. 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 list of names of marine organisms.
Content
The content of the registry is edited and maintained by scientific speciali ...
at http://www.marinespecies.org/aphia.php?p=taxdetails&id=160442 on 2011-10-26[Rolán E., 2005. Malacological Fauna From The Cape Verde Archipelago. Part 1, Polyplacophora and Gastropoda.]
Shell description
Typical for this genus is the presence of only one prominent fold on the
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 ...
.
Distribution
This genus occurs in the Atlantic Ocean off Eastern North America and also in the tropical West Atlantic.
Species
Species within the genus ''Sayella'' include:
* ''
Sayella abjecta''
(Hedley, 1909)
* ''
Sayella chesapeakea''
Morrison, 1939
* ''
Sayella fusca''
(C. B. Adams, 1839)
* ''
Sayella hemphillii''
(Dall, 1884)
* ''
Sayella mercedordae''
Penãs & Rolán, 1997
* ''
Sayella watlingsi''
Morrison, 1939
;Species brought into synonymy:
* ''Sayella livida''
Rehder, 1935: synonym of ''Sayella hemphillii''
(Dall, 1884)
* ''Sayella micalii''
Peñas & Rolán, 1997: synonym of ''
Tiberia micalii''
(Peñas & Rolán, 1997)
* ''Sayella producta''
(C. B. Adams, 1840): synonym of ''
Syrnola producta
''Syrnola producta'' is a species of sea snail, a marine gastropod mollusk in the family Pyramidellidae, the pyrams and their allies.Rosenberg, G. (2011). ''Syrnola producta'' (C. B. Adams, 1840). Accessed through: World Register of Marine Spec ...
''
(C. B. Adams, 1840)
References
* Vaught, K.C.; Tucker Abbott, R.; Boss, K.J. (1989). A classification of the living Mollusca. American Malacologists: Melbourne. . XII, 195 pp
* Rolán E., 2005. Malacological Fauna From The Cape Verde Archipelago. Part 1, Polyplacophora and Gastropoda
External links
To ITISTo World Register of Marine Species
Pyramidellidae
{{Pyramidellidae-stub