''Gibberula columnella'' is a species of very small

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

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

Cystiscidae Cystiscidae is a taxonomic family of minute sea snails, marine gastropod mollusks or micromollusks. Description The shell is minute to large, either white, uniformly colored, or patterned; the surface is smooth, sculptured, or axially costate; ...

Description

Distribution

This species occurs in the Southern Atlantic off Angola.

References

* Dautzenberg, P., 1912. Mission GRUVEL sur la côte occidentale d'Afrique (1909-1910), Mollusques marins. Annales de l'Institut Océanographique "1913"5(3): 111 p, 3 pls * Gofas, S.; Afonso, J.P.; Brandào, M. (Ed.). (S.a.). Conchas e Moluscos de Angola = Coquillages et Mollusques d'Angola. hells and molluscs of Angola Universidade Agostinho / Elf Aquitaine Angola: Angola. 140 pp. Endemic fauna of Angola columnella Gastropods described in 1913 {{Cystiscidae-stub