Onchidorididae are a taxonomic family of sea slugs, dorid nudibranchs, marine gastropod molluscs in the superfamily Onchidoridoidea.
The Facelinidae are a taxonomic family of colorful sea slugs. These are specifically aeolid nudibranchs. They are marine gastropod molluscs.
Dendrodoris is a genus of nudibranchs, marine gastropod molluscs in the family Dendrodorididae.
Proctonotus is a genus of sea slugs, or more accurately nudibranchs, marine gastropod molluscs in the family Proctonotidae.
Onchidoris is a genus of dorid nudibranchs in the family Onchidorididae. One of its members is known to prey on barnacles and the others eat bryozoans. The radula contains a rachidian tooth when fully developed, but this is vestigial in some species.
Aporodoris millegrana is a species of sea slug, a dorid nudibranch, shell-less marine gastropod mollusk in the family Discodorididae.
Joshua Alder was a British cheesemonger and amateur zoologist and malacologist. As such, he specialized in the Tunicata, and in gastropods.
Pusillina inconspicua is a species of minute sea snail, a marine gastropod mollusk or micromollusk in the family Rissoidae.
Caloria elegans is a species of colorful sea slug, an aeolid nudibranch, a marine gastropod mollusc in the family Facelinidae.
Carronella pellucida is a species of sea slug, an aeolid nudibranch, a marine heterobranch mollusc in the family Flabellinidae. It is occasionally referred to as the milky white sea slug, the pellucid aeolid, or the red-gilled nudibranch, though these names are not commonly accepted in formal settings.
Aeolidiella glauca is a species of sea slug, an aeolid nudibranch in the family Aeolidiidae.
Okenia aspersa is a species of sea slug, a Dorid nudibranch, a marine gastropod mollusc in the family Goniodorididae.
Calma is a genus of marine nudibranch in the family Calmidae.
Eubranchus vittatus is a species of sea slug or nudibranch, a marine gastropod mollusc in the family Eubranchidae.
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.
Knoutsodonta depressa is a species of sea slug, a dorid nudibranch, a shell-less marine gastropod mollusc in the family Onchidorididae.
Knoutsodonta oblonga is a species of sea slug, a dorid nudibranch, a shell-less marine gastropod mollusc in the family Onchidorididae.
Knoutsodonta sparsa is a species of sea slug, a dorid nudibranch, a shell-less marine gastropod mollusc in the family Onchidorididae.
Knoutsodonta pusilla is a species of sea slug, a dorid nudibranch, a shell-less marine gastropod mollusc in the family Onchidorididae.
Embletonia is a genus of gastropods in the suborder Cladobranchia. It is the only family in the monotypic family Embletoniidae.
