Data PolicyPublications | Persons | Institutes | Projects IMIS Photogallery » References Polyechinus agulhensis (apical system + ambulacral plates) Description Left: Apical system. Right: Ambulacral plates.Left: Scale 8 mm. Right: Scale 6 mm. Author Mortensen, Theodor JPG file - 110.83 kB - 945 x 571 pixels added on 2011-02-23243 viewsFrom reference Schultz, H. (2011). Sea urchins III: Worldwide regular de... © 2011 Mortensen, Theodor Click here to return to the thumbnails overview