Data PolicyPublications | Persons | Institutes | Projects IMIS Photogallery » References Pseudoboletia maculata (aboral) Description Aboral side: The dark patches form irregular, concentric rings.Diameter of test 73 mm; Negros, Philippines. Author Schultz, Heinke JPG file - 235.16 kB - 1 109 x 1 133 pixels added on 2005-02-23215 viewsFrom reference Schultz, H. (2006). Sea urchins: A guide to worldwide sha... © 2005 Schultz, Heinke Click here to return to the thumbnails overview