Phyllidia varicosa Lamarck, 1801

sub-classs Opisthobranchia > order Nudibranchia > sub-order Doridina > family Phyllidiidae

Phyllidia varicosa has blue-grey tubercles, capped with yellow.

Distribution =  widespread tropical Indo-west Pacific
Max size =  to at least 10cms


more info at Sea Slug Forum      more pics at nudipixel