Data PolicyPublications | Persons | Institutes | Projects IMIS Photogallery » References Brisaster townsendi (apical system) Description Apical system.Scale 2 mm. Author Lovén, Sven JPG file - 44.84 kB - 537 x 437 pixels added on 2005-02-23283 viewsFrom reference Schultz, H. (2006). Sea urchins: A guide to worldwide sha... © 2005 Lovén, Sven Click here to return to the thumbnails overview