VIGNETTE: SMALL IRIDESCENT SCALE WORM GENUS MALLICACEPHALA LIVING ON THE SKIN OF PANNYCHIA (PURPLE SEA CUCUMBER), WITH PANNYCHIA AND THE SMALL SCALEWORM SHOWN AT LOWER RIGHT. THE GOLDEN SPHERES SURROUNDING THE SCALEWORM ON THE VIGNETTE ARE THE RETRACTED TUBE FEET OF THE PANNYCHIA, AND THE SMALLER “DOTS” ARE OSSICLES, THE SKELETON OF PANNYCHIA INSIDE THE SKIN, SIMILAR TO A SEA STAR.