''Tenaturris'' 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 ...
.
Description
(Original description) The stout shell is medium-sized. The
protoconch
A protoconch (meaning first or earliest or original shell) is an embryonic or larval shell which occurs in some classes of molluscs, e.g., the initial chamber of an ammonite or the larval shell of a gastropod. In older texts it is also called " ...
is conical, consisting of two and a half
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, about the last one sculptured with axial riblets. (One species referred to this genus has a stout, cylindrical, smooth nucleus of two whorls.)
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 long and moderately narrow. The anterior canal is short, barely emarginate.
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 anal notch immediately adjoining the suture is moderately deep and broadly rounded. The interior of the outer lip bears a low, broad denticle on the notch. The parietal callus is thin. The
sculpture
Sculpture is the branch of the visual arts that operates in three dimensions. Sculpture is the three-dimensional art work which is physically presented in the dimensions of height, width and depth. It is one of the plastic arts. Durable sc ...
consists of axial ribs, which may be varicose here and there on the
body whorl
The body whorl is part of the morphology (biology), morphology of the gastropod shell, shell in those gastropod mollusks that possess a coiled shell. The term is also sometimes used in a similar way to describe the shell of a cephalopod mollusk ...
, and spiral threads, with microscopic frosted spirals in the interspaces.
Species
Species within the genus ''Tenaturris'' include:
* ''
Tenaturris bartlettii''
(Dall, 1889)
* ''
Tenaturris concinna''
(Adams C. B., 1852)
* ''
Tenaturris decora''
(Smith E. A., 1882)
* ''
Tenaturris dysoni''
(Reeve, 1846)
* ''
Tenaturris epomis''
(Dall, 1927)
* ''
Tenaturris fulgens''
(Smith E. A., 1888)
* ''
Tenaturris gemma''
(Smith E. A., 1884)
* † ''
Tenaturris guppyi''
(W.H. Dall, 1896)
* ''
Tenaturris inepta''
(E. A. Smith, 1882)
* † ''
Tenaturris isiola''
W.P. Woodring, 1928
* ''
Tenaturris janira''
(Dall, 1919)
* ''
Tenaturris merita
''Tenaturris merita'' is a species of sea snail, a marine gastropod mollusk in the family (biology), family Mangeliidae.
Description
The length of the shell varies between 7 mm and 12 mm.
The acuminate ovate-turreted shell contains 6 ...
''
(Hinds, 1843)
* ''
Tenaturris multilineata''
(C. B. Adams, 1845)
* † ''
Tenaturris terpna''
W.P. Woodring, 1928
* ''
Tenaturris trilineata''
(C. B. Adams, 1845)
* ''
Tenaturris verdensis''
(Dall, 1919)
; Species brought into synonymy:
* ''Tenaturris burchi''
Hertlein, L.G. & A.M. Strong, 1951: synonym of ''
Tenaturris verdensis''
(Dall, 1919)
* ''Tenaturris dubia''
(C. B. Adams, 1845): synonym of ''
Pyrgocythara dubia''
(C. B. Adams, 1845):
* ''Tenaturris fusca''
(Adams C. B., 1845):
synonym of ''
Pyrgocythara cinctella''
(Pfeiffer, 1840)
* ''Tenaturris helenensis''
E.A. Smith, 1884: synonym of ''Tenaturris gemma''
(E.A. Smith, 1884)
* ''Tenaturris nereis''
Pilsbry, H.A. & H.N. Lowe, 1932: synonym of ''Tenaturris merita''
(Hinds, 1843)
* ''Tenaturris phaethusa''
(Dall, 1919): synonym of ''
Notocytharella phaethusa''
(Dall, 1919)
* ''Tenaturris trifasciata''
L.A. Reeve, 1845: synonym of ''Tenaturris trilineata''
(C.B. Adams, 1845)
References
External links
Bouchet P., Kantor Yu.I., Sysoev A. & Puillandre N. (2011) A new operational classification of the Conoidea. Journal of Molluscan Studies 77: 273-308
*
{{Taxonbar, from=Q3141452