†suborder Doridina Odhner 1934 (sea slug)
Parent taxon: Nudibranchia according to P. Bouchet et al. 2017
See also Beesley 1998
Sister taxa: Aeolidina, Arminina, Cladobranchia, Dendronotina
Subtaxa: Anadoridoidea Bathydoridoidei Doridoidei Eudoridoidea
Ecology: epifaunal