''Cerithiopsis pesa'' is a species of

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

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 ...

in the family

Cerithiopsidae Cerithiopsidae is a family of very small sea snails in the informal group Ptenoglossa. Members of this family are known as cerithiopsids.MolluscaBase eds. (2020). MolluscaBase. Cerithiopsidae H. Adams & A. Adams, 1853. Accessed through: World R ...

. It was described by Dall and Bartsch, in 1911.''Cerithiopsis pesa''
at World Register of Marine Species.

References

pesa The Pesa is a river in Tuscany, central Italy. It has a length of 53 km, and, after crossing the provinces of Siena and Florence, flows into the Arno River near Montelupo Fiorentino Montelupo Fiorentino is a ''comune'' (municipality) in the ...

Gastropods described in 1911 {{Cerithiopsidae-stub