Limacia annulata, is a sea slug, a species of dorid nudibranch.

It is a marine gastropod mollusc in the family Polyceridae.

[2] Limacia annulata has small appendages, a whiteish body color with red or yellow markings, tiny bumps along their mantle edges, and spicules on their skin.

[3] The length of the species attains 5.6 mm.

Limacia annulata was described from Praia São Tiago, Bengo Province, 08°35′S 013°21′E / 8.583°S 13.350°E / -8.583; 13.350, Angola.