Data PolicyPublications | Persons | Institutes | Projects IMIS Photogallery » References Aceste bellidifera (apical system) Description Apical system: There are only two gonopores. The plates are fused.Scale 1 mm. Author Schultz, Heinke JPG file - 23.87 kB - 472 x 485 pixels added on 2009-02-231 044 viewsFrom reference Schultz, H. (2009). Sea urchins II: Worldwide irregular d... © 2009 Schultz, Heinke Click here to return to the thumbnails overview