Data PolicyPublications | Persons | Institutes | Projects IMIS Photogallery » References Arbacia punctulata (aboral) Description Aboral side: The naked zones in the interambulacra are very conspicuous.Test diameter 33 mm; Florida, USA. Author Schultz, Heinke JPG file - 290.52 kB - 1 384 x 1 395 pixels added on 2005-02-23408 viewsFrom reference Schultz, H. (2006). Sea urchins: A guide to worldwide sha... © 2005 Schultz, Heinke Click here to return to the thumbnails overview