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| Afrolittorina knysnaensis | |
|---|---|
| | |
| A shell of Afrolittorina knisnaensis | |
| Scientific classification | |
| Domain: | Eukaryota |
| Kingdom: | Animalia |
| Phylum: | Mollusca |
| Class: | Gastropoda |
| Subclass: | Caenogastropoda |
| Order: | Littorinimorpha |
| Family: | Littorinidae |
| Genus: | Afrolittorina |
| Species: | A. knysnaensis |
| Binomial name | |
| Afrolittorina knysnaensis (Philippi, 1847) | |
| Synonyms [1] | |
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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]
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.
This marine species occurs off Namibia to Southern KwaZuluNatal; in the Indian Ocean off Réunion.
Littoraria is a genus of sea snails, marine gastropod mollusks in the family Littorinidae, the winkles or periwinkles.
Austrolittorina antipodum, known as the banded periwinkle, is a species of small sea snail, a marine gastropod in the winkles and periwinkles family, Littorinidae. It occurs in New Zealand.
The Littorinidae are a taxonomic family of over 200 species of sea snails, marine gastropod molluscs in the clade Littorinimorpha, commonly known as periwinkles and found worldwide.
Littoraria angulifera or the mangrove periwinkle is a species of sea snail, a marine gastropod mollusc in the family Littorinidae, the winkles.
Nodilittorina is a genus of small sea snails. marine gastropod mollusks in the family Littorinidae, the winkles or periwinkles.
Melarhaphe neritoides, common name : the small periwinkle, is a species of small sea snail, a marine gastropod mollusc in the family Littorinidae, the winkles or periwinkles.
Afrolittorina africana is a species of sea snail, a marine gastropod mollusk in the family Littorinidae, the winkles or periwinkles.
Austrolittorina unifasciata, common name the banded periwinkle, is a species of sea snail, a marine gastropod mollusk in the family Littorinidae, the winkles or periwinkles. It is also known as the blue periwinkle.
Austrolittorina fernandezensis is a species of sea snail, a marine gastropod mollusk in the family Littorinidae, the winkles or periwinkles.
Echinolittorina granosa is a species of sea snail, a marine gastropod mollusk in the family Littorinidae, the winkles or periwinkles.
Echinolittorina interrupta is a species of sea snail, a marine gastropod mollusk in the family Littorinidae, the winkles or periwinkles.

Littoraria intermedia is a species of sea snail, a marine gastropod mollusk in the family Littorinidae, the winkles or periwinkles.

Littoraria lutea is a species of sea snail, a marine gastropod mollusk in the family Littorinidae, the winkles or periwinkles.
Littoraria mauritiana is a species of sea snail, a marine gastropod mollusk in the family Littorinidae, the winkles or periwinkles.

Littoraria pallescens is a species of sea snail, a marine gastropod mollusk in the family Littorinidae, the winkles or periwinkles.
Littoraria scabra, common name : the mangrove periwinkle, is a species of sea snail, a marine gastropod mollusk in the family Littorinidae, the winkles or periwinkles.
Littoraria undulata, common name the robust shell, is a species of sea snail, a marine gastropod mollusk in the family Littorinidae, the winkles or periwinkles.
Littorina obtusata, common name the flat periwinkle, is a species of sea snail, a marine gastropod mollusk in the family Littorinidae, the winkles or periwinkles.
Austrolittorina is a genus of sea snails, marine gastropod mollusks in the family Littorinidae, the winkles or periwinkles.
Melarhaphe is a monotypic genus of sea snails, marine gastropod mollusks in the family Littorinidae, the winkles or periwinkles.