Tegula luctuosa
| Tegula luctuosa | |
|---|---|
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| Drawing with two views of Tegula luctuosa | |
Scientific classification 
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| Domain: | Eukaryota |
| Kingdom: | Animalia |
| Phylum: | Mollusca |
| Class: | Gastropoda |
| Subclass: | Vetigastropoda |
| Order: | Trochida |
| Superfamily: | Trochoidea |
| Family: | Tegulidae |
| Genus: | Tegula |
| Species: | T. luctuosa
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| Binomial name | |
| Tegula luctuosa (d'Orbigny, 1841) [1]
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| Synonyms | |
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Tegula luctuosa is a species of sea snail, a marine gastropod mollusk in the family Tegulidae.[2]
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.
References
- ^ D'Orbigny, Voy. dans l' Amér. Merid., p. 409, t. 76, f. 16-19
- ^ 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
- ^ Tryon (1889), Manual of Conchology XI, Academy of Natural Sciences, Philadelphia (described as Chlorostoma luctuosum)