Phylum Mollusca Linnaeus, 1758 - molluscs
Class Gastropoda Cuvier, 1795 - snails and slugs
Subclass Opisthobranchia Milne-Edwards, 1848 - opisthobranchs
see Order Opisthobranchia Milne-Edwards, 1848
Order Nudibranchia Cuvier, 1814 - "true" nudibranchs
Suborder Dendronotina Odhner, 1934 [monotypic]
Superfamily Dendronotoidea Sars, 1878
see Superfamily Tritonioidea Lamarck, 1809
Family Scyllaeidae Alder & Hancock, 1855
Genus Scyllaea Linnaeus, 1758