clade Euthyneura clade Nudipleura clade Nudibranchia clade Dexiarchia clade Cladobranchia Nanuca sebastiani is a species of sea slug, specifically an aeolid nudibranch.
It is a marine gastropod mollusc in the family Facelinidae.
[2] It is the only species of the genus Nanuca.
The holotype of this species was found at Recife, State of Pernambuco, Brazil.
[1] It has been reported from Florida,[3] Cuba and Brazil[4] and Costa Rica[5] as well as the Cape Verde Islands in the Eastern Atlantic Ocean.