Description : Phylum Echinodermata
Last Answer : ARMORED SAND STAR (Astropecten armatus) Habitat: Sandy bottoms to 60m from Southern California to Ecuador. Size: 15 cm (6 in) Position in food web: Carnivorous: Feeds on mainly on snails ... than others, about 1 m in 15 minutes Relatives: sea stars, sand dollars, and sea urchins