Data PolicyPublications | Persons | Institutes | Projects IMIS Photogallery » References Asthenosoma varium (oral) Description Oral side: The primary spines end distally in a white hoof.Scale 20 mm. Negros, Philippines Author Schultz, Heinke JPG file - 346.21 kB - 1 317 x 833 pixels added on 2005-02-23226 viewsFrom reference Schultz, H. (2006). Sea urchins: A guide to worldwide sha... © 2005 Schultz, Heinke Click here to return to the thumbnails overview