Data PolicyPublications | Persons | Institutes | Projects IMIS Photogallery » References Stylocidaris ryukyuensis (aboral) Description Aboral side: The chocolate-brown scrobicular spines contrast dinstinctly to the other secondary spines.Test diameter 32 mm; off Taiwan. Author Schultz, Heinke JPG file - 184.92 kB - 1 417 x 1 207 pixels added on 2011-02-23227 viewsFrom reference Schultz, H. (2011). Sea urchins III: Worldwide regular de... © 2011 Schultz, Heinke Click here to return to the thumbnails overview