''Mitromica esperanza'' is a species of 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 ...

, 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 in the family

Costellariidae Costellariidae sometimes called the "ribbed miters" is a taxonomic family of minute to medium-sized predatory sea snails, marine gastropod mollusks. This family of snails is also sometimes referred to as ''Vexillum'' miters. The main family ...

, the ribbed miters.

Description

Distribution

This marine species occurs off Puerto Rico.

References

* Leal, J. H.; Moore, D. R. (1993). Thala esperanza, a new Costellariidae (Mollusca: Gastropoda) from northern Puerto Rico. Nautilus. 107(2): 58-62 * Turner H. 2001. ''Katalog der Familie Costellariidae'' Macdonald, 1860. Conchbooks. 1-100 page(s): 31 Costellariidae Gastropods described in 1993 {{Costellariidae-stub