Hypselodoris babai is a species of colourful sea slug or dorid nudibranch, a marine gastropod mollusc in the family Chromodorididae.[1]
This nudibranch was described from Seragaki, Okinawa, Japan. It has been reported from the Western Pacific Ocean from Australia to Okinawa.
Hypselodoris babai has a bright orange body with a white lined mantle and foot. It has white spots on its dorsum and body. The gills and rhinophores are orange.[1] This species can reach a total length of at least 40 mm and has been observed feeding on sponges from the genus Euryspongia.