''Turbo squamiger'' 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 ...

, 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 Turbinidae. * Taxonomic status: Some authors place the name in the subgenus ''Turbo (Marmarostoma)''

Description

The length of the shell varies between 20 mm and 45 mm. The imperforate shell is globosely ovate, with the suture excavated. The 5–6

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 are convex and carinate. 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 ...

is ventricose, with erect tubercles at the suture. They are spirally armed throughout with scales, the upper and lower scales much larger. Its color pattern is pale green, dotted and variegated with reddish brown. The interior is silvery.G.W. Tryon (1888), Manual of Conchology X; Academy of Natural Sciences, Philadelphia
/ref>

Distribution

This species occurs in the Pacific Ocean from the Gulf of California, Western Mexico to Peru; and off Galapagos Islands.

References

* Alf A. & Kreipl K. (2003). ''A Conchological Iconography: The Family Turbinidae, Subfamily Turbininae, Genus Turbo.'' Conchbooks, Hackenheim Germany. * Williams, S.T. (2007). ''Origins and diversification of Indo-West Pacific marine fauna: evolutionary history and biogeography of turban shells (Gastropoda, Turbinidae).'' Biological Journal of the Linnean Society, 2007, 92, 573–592.

External links

* {{DEFAULTSORT:Turbo Squamiger squamiger Gastropods described in 1843