Data PolicyPublications | Persons | Institutes | Projects IMIS Photogallery » References Arbacia punctulata (oral) Description Oral side: The distal ends of the spines are developed as a shiny "cap".Diameter of test 28 mm; Florida, USA. Author Schultz, Heinke JPG file - 154.06 kB - 945 x 1 155 pixels added on 2005-02-23338 viewsFrom reference Schultz, H. (2006). Sea urchins: A guide to worldwide sha... © 2005 Schultz, Heinke Click here to return to the thumbnails overview