Data PolicyPublications | Persons | Institutes | Projects IMIS Photogallery » References Astropyga radiata (aboral) Description The spots are visible as dark moulds (arrows).Diameter of test 50 mm, Negros, Philippines. Author Schultz, Heinke JPG file - 196.16 kB - 1 014 x 644 pixels added on 2005-02-23282 viewsFrom reference Schultz, H. (2006). Sea urchins: A guide to worldwide sha... © 2005 Schultz, Heinke Click here to return to the thumbnails overview