Data PolicyPublications | Persons | Institutes | Projects IMIS Photogallery » References Hemimaretia elevata (apical system) Description Ethmolytic apical system with three gonopores.Scale 1 mm. Author Mortensen, Theodor JPG file - 21.05 kB - 417 x 547 pixels added on 2009-02-23185 viewsFrom reference Schultz, H. (2009). Sea urchins II: Worldwide irregular d... © 2009 Mortensen, Theodor Click here to return to the thumbnails overview