''Tenaturris concinna'' 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 Mangeliidae.
Description
The length of the shell varies between 6 mm and 12 mm.
(Original description) The fusiform shell is white, tinged more or less with reddish brown. It shows numerous crowded small ribs, which become obsolete near the outer
lip, and crowded spiral striae, which are finer on the
spire. The:
apex is cute. The
spire shows moderately convex outlines:. The shell contains eight whorls. These are angular along the middle, with a moderately impressed suture. The
aperture is very long and narrow. The outer lip is very much thickened a little behind the edge, with the sinus deep and very near the suture. 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 is ...
is scarcely distinct from the aperture.
C.B. Adams, Catalogue of shells collected at Panama
Distribution
This species occurs in the Pacific Ocean off Panama.
References
External links
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{{DEFAULTSORT:Tenaturris Concinna
concinna
Gastropods described in 1852
Taxa named by Charles Baker Adams