Tricolia rosea, common name the rosy pheasant, is a species of small sea snail with calcareous opercula, a marine gastropod mollusk in the family Phasianellidae, the pheasant snails.[1][2]

Tricolia rosea
Drawing with an apertural view of a shell of Tricolia rosea
Scientific classification Edit this classification
Domain: Eukaryota
Kingdom: Animalia
Phylum: Mollusca
Class: Gastropoda
Subclass: Vetigastropoda
Order: Trochida
Superfamily: Trochoidea
Family: Phasianellidae
Subfamily: Tricoliinae
Genus: Tricolia
Species:
T. rosea
Binomial name
Tricolia rosea
(Angas, 1867)
Synonyms
  • Pellax rosea auct.
  • Eutropia (Tricolia) rosea Angas, 1867
  • Phasianella rosea Angas, 1867

Description

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The height of the shell varies between 2 mm and 5 mm. The minute shell is thin, shining and has an ovate shape. It has a uniform deep rosy color throughout. The four whorls are somewhat flattened at the upper part, then convex. The columella is white. The edge and the outer lip are stained with a line of dark rose.[3]

Distribution

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This marine species occurs off Western Australia, New South Wales and Tasmania.

References

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  1. ^ Rosenberg, G. (2012). Tricolia rosea (Angas, 1867). Accessed through: World Register of Marine Species at http://www.marinespecies.org/aphia.php?p=taxdetails&id=593919 on 2013-02-10
  2. ^ Robertson, R. 1985. Archaeogastropod biology and the systematics of the genus Tricolia (Trochacea: Tricoliidae) in the Indo-West Pacific. Monographs of Marine Mollusca 3: 1-103.
  3. ^ G.W. Tryon (1888), Manual of Conchology X; Academy of Natural Sciences, Philadelphia
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  • World Register of Marine Species
  • "Tricolia rosea". Gastropods.com. Retrieved 16 January 2019.