Data PolicyPublications | Persons | Institutes | Projects IMIS Photogallery » References Brissopsis lyrifera (oral) Description Oral side: The spines used for burrowing are longer than those of the upper side. Author Schultz, Heinke JPG file - 229.00 kB - 945 x 1 022 pixels added on 2005-02-23864 viewsFrom reference Schultz, H. (2006). Sea urchins: A guide to worldwide sha... © 2005 Schultz, Heinke Click here to return to the thumbnails overview