Data PolicyPublications | Persons | Institutes | Projects IMIS Photogallery » References Goniocidaris (Goniocidaris) umbraculum (aboral) Description Aboral side: The large gonopores are covered by a membrane.Diameter 20 mm; female; Green Bay, New Zealand. Author Schultz, Heinke JPG file - 85.67 kB - 908 x 540 pixels added on 2011-02-23221 viewsFrom reference Schultz, H. (2011). Sea urchins III: Worldwide regular de... © 2011 Schultz, Heinke Click here to return to the thumbnails overview