Search Results       Your search for [subject]Sea urchins -- Chemical composition returned 1 record.           Polyhydroxynaphthoquinones from spines of Diadema setosum (Leske). by Montaño, Nemesio E.; Diliman, Quezon City: University of the Philippines, 1982. Subject: Chemistry; Sea urchins -- Chemical composition; Diadema setosum.          Add to Book Cart Relevance: 27.82%