''Turbo ticaonicus'' 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 Turbinidae, the turban snails.

Description

The shell attains a height between 50 mm and 60 mm. The perforate, solid shell has an ovate-conic shape. Its color pattern is dirty white or greenish, radiately flammulated above and maculate below with black or brown. The six

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, slightly flattened below the subcanaliculate sutures, sometimes subcarinate. They are spirally sculptured with inequal

lira Lira is the name of several currency units. It is the current currency of Turkey and also the local name of the currencies of Lebanon and of Syria. It is also the name of several former currencies, including those of Italy, Malta and Israe ...

e, the intervening furrows sharply squamose with striae of increment. The round aperture is produced into a projecting angle posteriorly and frequently disconnected from 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 ...

. It is white and pearly within, rounded or slightly produced below. The outer lip is crenulate. The columella is arched and is excavated at the narrow umbilicus, which is sometimes subimperforate. The operculum is very convex, dark green with a whitish margin, granulous on the right side. These granules become less distinct in the center, and obsolete, leaving a smooth polished surface, on the left.G.B. Sowerby III, ''Note on the opercula of Turbo pulcher, Reeve, and Turbo ticaonicus Reeve''; Proceedings of the Malacological Society of London 1902–1903
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Distribution

This marine species occurs off

Australia Australia, officially the Commonwealth of Australia, is a Sovereign state, sovereign country comprising the mainland of the Australia (continent), Australian continent, the island of Tasmania, and numerous List of islands of Australia, sma ...

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 ...

and the Philippines; off the Seychelles and Madagascar.

References

External links

* {{Taxonbar, from=Q7853887 ticaonicus Gastropods described in 1848