Data PolicyPublications | Persons | Institutes | Projects IMIS Photogallery » References Aspidodiadema tonsum (aboral) Description Aboral side: Each ocular plate is set with a large tubercle.Diameter of test 18 mm; Palawan Passage, Philippines.ZMUC Author Schultz, Heinke JPG file - 139.21 kB - 827 x 861 pixels added on 2011-02-23444 viewsFrom reference Schultz, H. (2011). Sea urchins III: Worldwide regular de... © 2011 Schultz, Heinke Click here to return to the thumbnails overview