''Turbo japonicus'' 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 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 Military * ...

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.MolluscaBase (2018). ''Turbo japonicus'' Reeve, 1848. Accessed through: World Register of Marine Species at: http://www.marinespecies.org/aphia.php?p=taxdetails&id=216370 on 2019-01-06Fukuda H. (2017). Nomenclature of the horned turbans previously known as Turbo cornutus ightfoot 1786 and Turbo chinensis Ozawa & Tomida, 1995 (Vetigastropoda: Trochoidea: Turbinidae) from China, Japan and Korea. Molluscan Research. DOI: 10.1080/13235818.2017.1314741.

Description

(Described as ''Turbo cernicus'') The solid, subventricose, imperforate shell has an ovate conic shape. Its color pattern is yellowish, longitudinally flammulated. The acute spire is elevated. The convex

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 sloping above, minutely obliquely striate, encircled by wide flattened ribs, alternating with smaller. 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 obtusely angulated above, lightly depressed above the angle, and scarcely canaliculate. The aperture is circular. The acute lip is scalloped. The thick columella is convex, slightly arcuate and slightly produced at base, and longitudinally plicated. The operculum is very convex outside. It is green, suffused with bright reddish brown, and conspicuously granulose.G.W. Tryon (1888), Manual of Conchology X; Academy of Natural Sciences, Philadelphia
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Distribution

This species occurs in the Indian Ocean off Mauritius and

Réunion Réunion (; french: La Réunion, ; previously ''Île Bourbon''; rcf, label= Reunionese Creole, La Rényon) is an island in the Indian Ocean that is an overseas department and region of France. It is located approximately east of the island ...

; also in the Central Pacific.

References

japonicus This list of Latin and Greek words commonly used in systematic names is intended to help those unfamiliar with classical languages to understand and remember the scientific names of organisms. The binomial nomenclature used for animals and plants i ...

Gastropods described in 1848 {{Turbinidae-stub