Data PolicyPublications | Persons | Institutes | Projects IMIS Photogallery » References Heliocidaris erythrogramma (ambulacral plates) Description Plates of half an ambulacrum: The compound plates are set with 6 - 7 pore-pairs.Scale 2 mm. Author Mortensen, Theodor JPG file - 112.66 kB - 665 x 839 pixels added on 2005-02-23233 viewsFrom reference Schultz, H. (2006). Sea urchins: A guide to worldwide sha... © 2005 Mortensen, Theodor Click here to return to the thumbnails overview