Oceanida

Oceanida is a genus of very small parasitic sea snails, marine gastropod mollusks or micromollusks in the family Eulimidae.

This genus was described by Léopold de Folin in 1870. These are subtidal snails that are parasitic on echinoderms. Their length varies between 2 and 3 mm.

Species
Species within this genus include:
 * Oceanida abrejosensis Bartsch, 1917
 * Oceanida confluens Bouchet & Warén, 1986
 * Oceanida corallina Hedley, 1912
 * Oceanida faberi De Jong & Coomans, 1988 - the common labeo - found from Aruba to Northeast Brazil.
 * Oceanida graduata de Folin, 1871 - the shouldered eulima - distributed in North America; Western Atlantic Ocean; synonyms : Spiroclimax scalaris Mörch, 1875; Athleenia burryi Bartsch, 1946
 * Oceanida hypolysina Melvill, 1904
 * Oceanida inglei Lyons, 1978 - distributed in North America; Western Atlantic Ocean
 * Oceanida lampra Melvill, 1918
 * Oceanida mindoroensis Adams & Reeve, 1850
 * Oceanida whitechurchi Turton, 1932
 * Species brought into synonymy:
 * Oceanida burryi (Bartsch, 1946) : synonym of Oceanida graduata de Folin, 1871
 * Oceanida catalinensis (Bartsch, 1920) : synonym of Pseudosabinella bakeri (Bartsch, 1917)
 * Oceanida lepida (A. Adams, 1864) : synonym of Leiostraca pygmaea A. Adams, 1864
 * Oceanida ovalis de Folin, 1884 : synonym of Doliella nitens' (Jeffreys, 1870)
 * Oceanida pumila A. Adams, 1864 (taxon unverified- still inquarantine at WoRMS)
 * Oceanida tumerae Laseron, 1955 : unpublished combination for Hebeulima tumere Laseron, 1955)
 * Oceanida scalaris (Mörch, 1875) : synonym of Oceanida graduata de Folin, 1871