Data PolicyPublications | Persons | Institutes | Projects IMIS Photogallery » References Goniocidaris (Discocidaris) mikado (primary spines) Description The surface of the primary spines is covered with long, fine cortical hairs.Test diameter 19 mm; Sagami Bay, Japan. Author Schultz, Heinke JPG file - 222.17 kB - 945 x 1 436 pixels added on 2011-02-23222 viewsFrom reference Schultz, H. (2011). Sea urchins III: Worldwide regular de... © 2011 Schultz, Heinke Click here to return to the thumbnails overview