Placida

Placida is a genus of very small or minute sea slugs, marine opisthobranch gastropod mollusks in the family Limapontiidae.

Although similar in appearance to nudibranchs, species in this genus are actually Sacoglossans.

Species
Species within this genus include:
 * Placida aoteana (Powell, 1937)
 * Placida babai Ev. Marcus, 1982
 * Placida barackobamai McCarthy, Krug & Valdés, 2017
 * Placida brevirhina (Trinchese, 1874)
 * Placida brookae McCarthy, Krug & Valdés, 2017
 * Placida cremoniana (Trinchese, 1892)
 * Placida dakariensis (Pruvot-Fol, 1953)
 * Placida dendritica (Alder and Hancock, 1843)
 * Placida fralila Burn, 1966
 * Placida kevinleei McCarthy, Krug & Valdés, 2017
 * Placida kingstoni T. E. Thompson, 1977
 * Placida saronica (T.E. Thompson, 1988)
 * Placida sudamericana Cetra, Gutiérrez Gregoric & Roche, 2021
 * Placida tardyi (Trinchese, 1873)
 * Placida verticillata Ortea, 1981
 * Placida viridis (Trinchese, 1873)
 * Synonyms:
 * Placida brevicornis (A. Costa, 1867) : synonym of Placida dendritica (Alder & Hancock, 1843)
 * Taxa inquirenda:
 * Placida capensis Macnae, 1954
 * Placida daguilarensis Jensen, 1990 (taxon inquirendum)