Learchis is a genus of sea slugs, specifically of aeolid nudibranchs.
Species in this genus include:
According to Article 42.3. of the International Code of Zoological Nomenclature which states: <blockquote>Application of genus-group names. The application of each genus-group name is determined by reference to the type species of the nominal taxon that it denotes.</blockquote> The species currently allocated here to Learchis should be moved with Learchis indica to the genus Caloria.