Mitromorpha multigranosa

Mitromorpha multigranosa
Original image of a shell of Mitromorpha multigranosa
Scientific classification Edit this classification
Domain: Eukaryota
Kingdom: Animalia
Phylum: Mollusca
Class: Gastropoda
Subclass: Caenogastropoda
Order: Neogastropoda
Superfamily: Conoidea
Family: Mitromorphidae
Genus: Mitromorpha
Species:
M. multigranosa
Binomial name
Mitromorpha multigranosa
(Smith E. A., 1890)
Synonyms[1]
  • Mitromorpha (Mitrolumna) multigranosa (Smith E. A., 1890)
  • Pleurotoma (Clathurella) multigranosa E. A. Smith, 1890 (basionym)
  • Pleurotoma multigranosa Smith E. A., 1890

Mitromorpha multigranosa is a species of sea snail, a marine gastropod mollusk in the family Mitromorphidae.[1]

Description

The length of the shell attains 4.3 mm, its diameter is 2. mm.

The small shell has a fusiform-ovate shape. Its color varies from blackish to reddish with a white zone above the middle of the whorl. It is ornated everywhere with white or blackish to reddish granules. The shell has 5½ whorls, of which 2½ smooth whorls in the protoconch. They are at the top concave and carinated, the others are rather flat. The ribs are crossed by 14 spiral lirae. The ribs and the lirae are so near together that the granules almost touch one another. The narrow aperture measure about ½ the total length. The columella is straight and shows two-minute tubercles in the middle. and has a narrow callus. The outer lip is hardly incrassate and is slightly sinuate at the top.[2]

Distribution

This species occurs in the Atlantic Ocean off St. Helena.

References

  1. ^ a b Mitromorpha multigranosa (Smith E. A., 1890). Retrieved through: World Register of Marine Species on 29 March 2010.
  2. ^ Smith E.A. (1890). Report on the marine molluscan fauna of the island of St. Helena. Proceedings of the Zoological Society of London. 1890: 247–317, pl. 21–24
  • Tucker, J.K. (2004). "Catalog of recent and fossil turrids (Mollusca: Gastropoda)" (PDF). Zootaxa. 682: 1–1295.