Data PolicyPublications | Persons | Institutes | Projects IMIS Photogallery » References Cystechinus wyvillii (Challenger Expedition) Description a. Aboral side b. Oral side c. Side view: The lines show the range of variation in the height. Author Agassiz, Alexander JPG file - 307.07 kB - 1 654 x 885 pixels added on 2009-02-231 742 viewsFrom reference Schultz, H. (2009). Sea urchins II: Worldwide irregular d... © 2009 Agassiz, Alexander Click here to return to the thumbnails overview