Data PolicyPublications | Persons | Institutes | Projects IMIS Photogallery » References Arbacia stellata (aboral) Description Aboral side: The red colour in the naked median zones of the interambulacra has faded out.Test 53 mm, height 25 mm; Arica, Chile. Author Schultz, Heinke JPG file - 324.84 kB - 1 417 x 1 397 pixels added on 2005-02-23247 viewsFrom reference Schultz, H. (2006). Sea urchins: A guide to worldwide sha... © 2005 Schultz, Heinke Click here to return to the thumbnails overview