Catriona is a genus of sea slugs, aeolid nudibranchs, marine gastropod molluscs in the family Trinchesiidae. All species were transferred to Tenellia as a result of a DNA phylogeny study in 2016. It was reinstated in 2017, and once again in 2025, on the basis of DNA and morphological criteria.
Species
According to Korshunova et al. (2025), within the genus Catriona include:
- Catriona alpha <small>(Baba & Hamatani, 1963)</small>
- Catriona aurantia <small>(Alder & Hancock, 1842)</small> - type species of Catriona
- Catriona casha <small>Gosliner & R. J. Griffiths, 1981</small>
- Catriona columbiana <small>(O'Donoghue, 1922)</small>
- Catriona gymnota <small>(Couthouy, 1838)</small>
- Catriona kishiwadensis <small>(Martynov, Korshunova, Lundin & Malmberg, 2022)</small>
- Catriona lonca <small>(Er. Marcus, 1965)</small>
- Catriona lucerna <small>(Korshunova, Martynov, Lundin & Malmberg, 2022)</small>
- Catriona maua <small>(Er. Marcus & Ev. Marcus, 1960)</small>
- Catriona oba <small>(Ev. Marcus, 1970)</small>
- Catriona osezakiensis <small>(Martynov, Korshunova, Lundin & Malmberg, 2022)</small>
- Catriona rickettsi <small>(Behrens, 1984)</small>
- Catriona ronga <small>(Er. Marcus, 1961)</small>
- Catriona signifera <small>(Baba, 1961)</small>
- Catriona spadix <small>(MacFarland, 1966)</small>
- Catriona susa <small>(Ev. Marcus & Er. Marcus, 1960)</small>
- Catriona tema <small>(Edmunds, 1968)</small>
- Catriona urquisa <small>(Er. Marcus, 1965)</small>
- Catriona venusta <small>(Baba, 1949)</small>
Species names currently considered to be synonyms:
- Catriona anulata <small>(Baba, 1949)</small>: synonym of Trinchesia anulata <small>(Baba, 1949)</small>
- Catriona beta <small>(Baba & Abe 1964)</small>: synonym of Tenellia beta <small>(Baba & Abe 1964)</small>
- Catriona catachroma <small>(Burn, 1963)</small> synonym of Trinchesia catachroma <small>(Burn, 1963)</small>
- Catriona nigricolora <small>(Baba, 1955)</small>: synonym of Trinchesia nigricolora
- Catriona ornata <small>(Baba, 1937)</small>: synonym of Trinchesia ornata <small>(Baba, 1937)</small>
- Catriona perca <small>(Marcus Er., 1958)</small> synonym of Trinchesia perca <small>(Er. Marcus, 1958)</small>
- Catriona pinnifera <small>(Baba, 1949)</small>: synonym of Trinchesia pinnifera
- Catriona puellula <small>(Baba, 1955)</small>: synonym of Trinchesia puellula <small>(Baba, 1955)</small>
- Catriona pupillae <small>Baba, 1961</small> synonym of Trinchesia pupillae <small>(Baba, 1961)</small>
- Catriona viridiana <small>(Burn, 1962)</small> synonym of Trinchesia viridiana <small>(Burn, 1962)</small>
References