Data PolicyPublications | Persons | Institutes | Projects IMIS Photogallery » References Notocidaris mortenseni (oral) Description Oral side: The oral primary spines are spear-like with more or less serrated edges. This shape is likely to be advantageous for covering the growing brood.Diameter of test 31 mm; Weddell Sea.AWI Author Schultz, Heinke JPG file - 156.69 kB - 827 x 820 pixels added on 2011-02-23260 viewsFrom reference Schultz, H. (2011). Sea urchins III: Worldwide regular de... © 2011 Schultz, Heinke Click here to return to the thumbnails overview