Data PolicyPublications | Persons | Institutes | Projects IMIS Photogallery » References Diadema savignyi (lateral) Description The spines are uniformly black, set with very fine thorns.Length of spines ca. 100 mm, test diameter 20 mm; Sydney Harbour, Australia. Author Schultz, Heinke JPG file - 159.97 kB - 945 x 1 211 pixels added on 2005-02-23284 viewsFrom reference Schultz, H. (2006). Sea urchins: A guide to worldwide sha... © 2005 Schultz, Heinke Click here to return to the thumbnails overview