''Pseudodaphnella cnephaea'' is a
species of
sea snail
Sea snail is a common name for slow-moving marine gastropod molluscs, usually with visible external shells, such as whelk or abalone. They share the taxonomic class Gastropoda with slugs, which are distinguished from snails primarily by the ...
, a marine
gastropod
The gastropods (), commonly known as snails and slugs, belong to a large taxonomic class of invertebrates within the phylum Mollusca called Gastropoda ().
This class comprises snails and slugs from saltwater, from freshwater, and from land. T ...
mollusk in the
family Raphitomidae
Raphitomidae is a family of small to medium-sized sea snails, marine gastropod mollusks in the superfamily Conoidea.Bouchet P. & Rocroi J.-P. (Ed.) (2005). "Classification and nomenclator of gastropod families". '' Malacologia'' 47(1-2). . 3 ...
.
[MolluscaBase (2019). MolluscaBase. Pseudodaphnella cnephaea (Melvill & Standen, 1896). Accessed through: World Register of Marine Species at: http://www.marinespecies.org/aphia.php?p=taxdetails&id=596303 on 2019-11-13]
Description
The length of the shell attains 4.75 mm, its diameter 1.5 mm.
The short, solid shell has a fusiform shape. It is corrugate. The shell contains six to seven, slightly ventricose
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 floral ...
s with squarely crossed ribs, both longitudinal and transverse of equal thickness, not many in number, say thirteen on the
body whorl
The body whorl is part of the morphology of the 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.
In gastropods
In gastropods, the b ...
, crossed by eleven, of which two spiral lirae below the suture are approximate. The
aperture is oblong. The outer
lip is denticulate within. The columellar margin stands upright. The sinus does not extend beyond the middle of the outer lip. A completely unicolorous species, being either pale or dark blackish-brown, the latter predominating.
Melvill J.C. & Standen R. (1896) Notes on a collection of shells from Lifu and Uvea, Loyalty Islands, formed by the Rev. James and Mrs. Hadfield, with list of species. Part II. Journal of Conchology 8: 273-315
/ref>
Distribution
This marine species occurs off New Caledonia
)
, anthem = ""
, image_map = New Caledonia on the globe (small islands magnified) (Polynesia centered).svg
, map_alt = Location of New Caledonia
, map_caption = Location of New Caledonia
, mapsize = 290px
, subdivision_type = Sovereign st ...
References
* Bouge, L.J. & Dautzenberg, P.L. 1914. ''Les Pleurotomides de la Nouvelle-Caledonie et de ses dependances.'' Journal de Conchyliologie 61: 123–214
External links
Kilburn, R. N. (2009). Genus Kermia (Mollusca: Gastropoda: Conoidea: Conidae: Raphitominae) in South African Waters, with Observations on the Identities of Related Extralimital Species. African Invertebrates. 50(2): 217-236
*
Gastropods.com: ''Pseudodaphnella cnephaea''
{{DEFAULTSORT:Pseudodaphnella Cnephaea
cnephaea
Gastropods described in 1896