Nasal cirri bushy. 2 orbital cirri which are heavily branched and bushy over each eye.
Colour highly variable, ranges from light to dark brown or can be orange. Head and body heavily speckled. Often a broad white band leading from eye to lower jaw. Large dark blotches along midflank. Light blotches along upper side separated by darker ones. Orange individuals can be patternless. Often a black blotch between 2-3 dorsal spines but this can be absent.
Reaches 4.5 cm.
Found in empty barnacles and holes on rocky reefs.