Afrolittorina knysnaensis

Afrolittorina knysnaensis
Drawing with an apertural view of the shell of Afrolittorina knisnaensis
Scientific classification
Kingdom: Animalia
Phylum: Mollusca
Class: Gastropoda
(unranked): clade Caenogastropoda
clade Hypsogastropoda
clade Littorinimorpha
Superfamily: Littorinoidea
Family: Littorinidae
Genus: Afrolittorina
Species: A. knysnaensis
Binomial name
Afrolittorina knysnaensis
(Philippi, 1847)
Synonyms[1]
  • Afrolittorina africana tryphena Bartsch, 1915
  • Litorina africana tryphena Bartsch, 1915
  • Litorina knysnaensis Krauss in Philippi, 1847
  • Littorina africana pica Turton, 1932
  • Littorina indistincta Turton, 1932
  • Littorina knysnaensis Philippi, 1847
  • Littorina kowiensis Turton, 1932
  • Littorina picea Reeve, 1857
  • Littorina rietensis Turton, 1932
  • Nodilittorina indistincta Turton, 1932
  • Nodilittorina knysnaensis (Krauss in Philippi, 1847)
  • Nodilittorina kowiensis Turton, 1932
  • Nodilittorina picea Reeve, 1857
  • Nodilittorina rietensis Turton, 1932

Afrolittorina knysnaensis, common name the southern periwinkle, is a species of sea snail, a marine gastropod mollusk in the family Littorinidae, the winkles or periwinkles.[1]

Description

The size of the shell varies between 9 mm and 15 mm. Its color varies from brown with a pattern of dots with a dark ring around its every whorl, to pure black. The smooth shell has a conical shape with a short spire. The aperture is subcircular and has a transparent, horny operculum.

Distribution

This marine species occurs off Namibia to Southern KwaZuluNatal; in the Indian Ocean off Réunion

References

  1. 1 2 Afrolittorina knysnaensis (Philippi, 1847) . Reid, David G. (2010). Afrolittorina knysnaensis (Philippi, 1847). In: Bouchet, P.; Gofas, S.; Rosenberg, G. (2010) World Marine Mollusca database. Accessed through: World Register of Marine Species at http://www.marinespecies.org/aphia.php?p=taxdetails&id=446837 on 6 June 2010.

External links

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