Fissurella afra

Fissurella afra
Scientific classification
Kingdom: Animalia
Phylum: Mollusca
Class: Gastropoda
(unranked): clade Vetigastropoda
Superfamily: Fissurelloidea
Family: Fissurellidae
Subfamily: Fissurellinae
Genus: Fissurella
Species: F. afra
Binomial name
Fissurella afra
Quoy & Gaimard, 1834
Synonyms

Fissurella de Praya

Fissurella afra is a species of sea snail, a marine gastropod mollusk in the family Fissurellidae, the keyhole limpets.[1]

Description

Fissurella afra has on ovate-oblong and convex shell. The bull-fish within it is painted with brownish-violet rays and is white within. For the rest it is ovate, conicale, and obtuse at its summit; its fissure is ovate and contracted in the middle. Fissurella afra is also very finely striated radiately, and marked in the same way with radiating bands of a violaceous-brown on a yellowish-white ground. This species is often confused with the D. nimbosa, but its summit is more elevated and the aperture is carried more forward.[2]

Length 9, breath 7, alt. 5 ½ lines.

Distribution

This particular species of mollusc is native to the Islands of the Archipelago or Capo Verde, in particular that of St. Iago.[3]

References

  1. ↑ Fissurella afra Quoy & Gaimard, 1834.  Retrieved through: World Register of Marine Species on 19 April 2010.
  2. ↑ Manual of Conchology; Structural and Systematic. pp. 169
  3. ↑ Voyage de l'Astrolabe Zool.. Vol. 3, p. 336


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