Littorinidae
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.Names
In English-speaking countries, gastropod molluscs from other families, such as the Neritidae, are sometimes also commonly known as "winkles" because they are small, round snails that occupy a similar ecological niche.Taxonomy
These subfamilies have been recognized in the taxonomy of Bouchet & Rocroi :
Genera within the family Littorinidae include:
;Littorininae
- Afrolittorina Williams, Reid & Littlewood, 2003
- Austrolittorina Rosewater, 1970
- Cenchritis von Martens, 1900
- Echinolittorina Habe, 1956 – synonyms: Amerolittorina Reid, 2009; Fossarilittorina Rosewater, 1981; Granulilittorina Habe & Kosuge, 1966; Lineolittorina Reid, 2009
- Littoraria Griffith & Pidgeon, 1834 – 39 species
- Littorina Férussac, 1822 – 18 species – type genus
- Mainwaringia Nevill, 1885
- Melarhaphe Menke, 1828
- Nodilittorina von Martens, 1897 – this genus proved to be polyphyletic and in 2003 was divided into:
- * Echinolittorina – 59 species worldwide
- * Austrolittorina – five species
- * Afrolittorina – four species
- * Nodilittorina s.s. – the monotypic subgenus
- Peasiella - Nevill, 1885
- Tectarius Valenciennes, 1833 – 11 species, its synonym or subgenus includes: Echininus Clench & Abbott, 1942.
;Lacuninae
- Bembicium Philippi, 1846
- Cremnoconchus Blanford, 1869 – freshwater snails living in waterfalls.
- Lacuna Turton, 1827 – synonym: Aquilonaria Dall, 1886
- Pellilitorina Pfeffer in Martens & Pfeffer, 1886
- Risellopsis Kesteven, 1902
;Laevilitorininae
- Laevilacunaria Powell, 1951
- Laevilitorina Pfeiffer, 1886
subfamily ?
- Algamorda Dall, 1918
- Macquariella Finlay, 1927
- Rissolitorina Ponder, 1966
;Synonyms:
- Corneolitorina Powell, 1951: synonym of Laevilitorina Pfeffer in Martens & Pfeffer, 1886 represented as Laevilitorina Pfeffer, 1886
- Haloconcha Dall, 1886 is a synonym for Lacunaria Dall, 1885
- Macquariella Finlay, 1926: synonym of Laevilitorina Pfeffer, 1886
- Rissolittorina Ponder, 1966: synonym of Laevilitorina Pfeffer, 1886
