A new integrated search interface will become available in the next phase of marineinfo.org.For the time being, please use IMIS to search available data PeopleInstitutesProjectsData setsPublicationsEvents IMIS Photogallery » ReferencesPhyllacanthus imperialis (oral)Description Oral side: The primary spines are long and stout, slightly spindle-shaped and often encrusted by foreign organisms.Diameter of test 44 mm; Negros, Philippines.Author Schultz, HeinkeJPG file - 140.48 kB - 1 003 x 952 pixelsadded on 2005-02-23277 viewsFrom reference Schultz, H. (2006). Sea urchins: A guide to worldwide sha...© 2005 Schultz, HeinkeClick here to return to the thumbnails overview