Plakobranchus ocellatus

Seen in Cabilao, Philippines (2012). Photo by Mark Bockstael (my husband). Plakobranchus ocellatus is a species of sea slug, a sacoglossan, a marine opisthobranch gastropod mollusk in the family Plakobranchidae. The body is broad, truncate, and rather flattened, up to 4 cm long. The ground colour is usually pale green, beige, or cream with large ocelli (spots similar to eyespots) of cream, brown, pink, and purple in varying shades.The sole of the foot also has ocelli.
Habitat: This species occurs in the Indo-Pacific. These seaslugs live in sheltered, shallow water habitats with stones or gravel and silt.