Infraorder
Doridoidei
Peltodoris nobilis. Photo: (c) Robin Agarwal (ANudibranchMom on iNaturalist), some rights reserved (CC BY-NC)
Doridacea is a taxonomic grouping of dorid nudibranchs, shell-less marine gastropod mollusks. included in the clade Euctenidiacea of the clade Nudibranchia.