Tegula luctuosa

Tegula luctuosa is a species of sea snail, a marine gastropod mollusk in the family Tegulidae.[2]

Tegula luctuosa
Drawing with two views of Tegula luctuosa
Scientific classification
Kingdom: Animalia
Phylum: Mollusca
Class: Gastropoda
Clade: Vetigastropoda
Order: Trochida
Superfamily: Trochoidea
Family: Tegulidae
Genus: Tegula
Species:
T. luctuosa
Binomial name
Tegula luctuosa
(d'Orbigny, 1841) [1]
Synonyms
  • Chlorostoma luctuosum (d'Orbigny, 1841)
  • Chlorostoma tropidophorum A. Adams, 1851
  • Trochus bicarinatus Potiez, V.L.V. & A.L.G. Michaud, 1838
  • Trochus carinatus Koch in Philippi
  • Trochus luctuosus d'Orbigny, 1841 (original combination)

Description

The height of the shell attains 35 mm, its diameter 44 mm. The solid, heavy shell is depressed, broadly umbilicate, and has a conoidal shape. It is black or purplish. The spire is more or less depressed. The sutures are linear. The shell contains 5 to 6 whorls. The upper ones have a strong carina midway between the sutures. The body whorl is carinated at the periphery and above, generally showing a less prominent carina on the base near the periphery. The aperture is oblique. The arcuate columella is oblique. The umbilicus is broad and deep, with a spiral rib within. This species is characterized by its wide umbilicus and strongly keeled whorls.[3]

Distribution

This species occurs in the Pacific Ocean between Peru and Chile.

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References
  1. D'Orbigny, Voy. dans l' Amér. Merid., p. 409, t. 76, f. 16-19
  2. Bouchet, P. (2013). Tegula luctuosa (d'Orbigny, 1841). Accessed through: World Register of Marine Species at http://www.marinespecies.org/aphia.php?p=taxdetails&id=718801 on 2013-12-23
  3. Tryon (1889), Manual of Conchology XI, Academy of Natural Sciences, Philadelphia (described as Chlorostoma luctuosum)
  • World Register of Marine Species
  • "Tegula luctuosa". Gastropods.com. Retrieved 16 January 2019.
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