Aplysia pulmonica is a species of gastropod mollusc in the genus Aplysia, family Aplysiidae.
The length of the species attains 58 mm.
(Original description) This animal exhibits an oblong body form, distinctly sacciform posteriorly, where the foot extends into a short, clear caudal prolongation. The striking bronze-green coloration is coarsely reticulated with dark veins. A small siphonal aperture is present. The head is obtuse and subtly bilobate. Anterior tentacles are short and ear-shaped, contrasting with the acutely conical, faintly annulate cervical tentacles.
This marine species occurs off Samoa, Pacific Ocean.