Knoutsodonta

Knoutsodonta is a genus of dorid nudibranchs in the family Onchidorididae. The radular teeth are an unusual shape and a molecular phylogeny study showed that they are not closely related to some other species of Onchidoris within which genus they were formerly placed.

Species
Species within the genus Knoutsodonta include:
 * Knoutsodonta albonigra (Pruvot-Fol, 1951)
 * Knoutsodonta bouvieri (Vayssière, 1919)
 * Knoutsodonta brasiliensis (Alvim, Padula & Pimenta, 2011)
 * Knoutsodonta cervinoi (Ortea & Urgorri, 1979)
 * Knoutsodonta depressa (Alder & Hancock, 1842)
 * Knoutsodonta inconspicua (Alder & Hancock, 1851)
 * Knoutsodonta jannae (Millen, 1987) - type species
 * Knoutsodonta jannaella (Martynov, N. Sanamyan & Korshunova, 2015)
 * Knoutsodonta maugeansis (Burn, 1958)
 * Knoutsodonta neapolitana (Delle Chiaje, 1841)
 * Knoutsodonta oblonga (Alder & Hancock, 1845)
 * Knoutsodonta pictoni Furfaro & Trainito, 2017
 * Knoutsodonta pusilla (Alder & Hancock, 1845)
 * Knoutsodonta reticulata (Ortea, 1979)
 * Knoutsodonta sparsa (Alder & Hancock, 1846)
 * Knoutsodonta tridactila (Ortea & Ballesteros, 1982)