''Rissoina punctostriata'' is a species of minute

sea snail Sea snail is a common name for slow-moving marine gastropod molluscs, usually with visible external shells, such as whelk or abalone. They share the taxonomic class Gastropoda with slugs, which are distinguished from snails primarily by the ...

, a

marine Marine is an adjective meaning of or pertaining to the sea or ocean. Marine or marines may refer to: Ocean * Maritime (disambiguation) * Marine art * Marine biology * Marine debris * Marine habitats * Marine life * Marine pollution Military * ...

gastropod The gastropods (), commonly known as snails and slugs, belong to a large taxonomic class of invertebrates within the phylum Mollusca called Gastropoda (). This class comprises snails and slugs from saltwater, from freshwater, and from land. T ...

mollusk or

micromollusk A micromollusk is a shelled mollusk which is extremely small, even at full adult size. The word is usually, but not exclusively, applied to marine mollusks, although in addition, numerous species of land snails and freshwater mollusks also ...

in the family

Rissoinidae Rissoinidae is a large family of very small and minute sea snails with an operculum, marine gastropod mollusks, in the clade Littorinimorpha. Several genera that were previously part of Rissoinidae have been assigned to the Zebinidae Zebin ...

Description

The height of the shell attains 10 mm.

Distribution

This species occurs in the Atlantic Ocean off

Mauritania Mauritania (; ar, موريتانيا, ', french: Mauritanie; Berber: ''Agawej'' or ''Cengit''; Pulaar: ''Moritani''; Wolof: ''Gànnaar''; Soninke:), officially the Islamic Republic of Mauritania ( ar, الجمهورية الإسلامية ...

, Senegal, Angola, the

Cape Verdes , national_anthem = () , official_languages = Portuguese , national_languages = Cape Verdean Creole , capital = Praia , coordinates = , largest_city = capital , demonym ...

São Tomé and Príncipe São Tomé and Príncipe (; pt, São Tomé e Príncipe (); English: " Saint Thomas and Prince"), officially the Democratic Republic of São Tomé and Príncipe ( pt, República Democrática de São Tomé e Príncipe), is a Portuguese-speaking i ...

References

* Talavera, F.G. (1975) ''Moluscos de sedimentos de la plataforma continental de Mauritania''. Boletín del Instituto Español de Oceanografía, 192, 1-18, 4 pls. NIZT 682
Gofas S. (1999). The West African Rissoidae (Gastropoda: Rissooidea) and their similarities to some European species. The Nautilus 113(3): 78-101

Rolán E. & Luque Á.A. 2000. ''The subfamily Rissoininae (Mollusca: Gastropoda: Rissoidae) in the Cape Verde Archipelago (West África).'' Iberus 18(1): 21-94
* Rolán E., 2005. ''Malacological Fauna From The Cape Verde Archipelago. Part 1, Polyplacophora and Gastropoda'' Rissoinidae Molluscs of the Atlantic Ocean Molluscs of Angola Gastropods of Cape Verde Invertebrates of West Africa Invertebrates of São Tomé and Príncipe Gastropods described in 1975 {{Rissoinidae-stub