Data PolicyPublications | Persons | Institutes | Projects IMIS Photogallery » References Poriocidaris purpurata (lateral) Description Side view: The shaft of some of the primary spines is basally set with a few small and sharp thorns. The primary spines are neither thickened or purplish.Diameter of test 30 mm; NW of Ireland.ZMUH Author Schultz, Heinke JPG file - 226.00 kB - 945 x 1 260 pixels added on 2011-02-23612 viewsFrom reference Schultz, H. (2011). Sea urchins III: Worldwide regular de... © 2011 Schultz, Heinke Click here to return to the thumbnails overview