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 » ReferencesPlococidaris verticillata (primary spines)Description Primary spines: The shaft is set with several whorls, the space between them is densely granulated.Length of the longest spine: 28 mm.Author Schultz, HeinkeJPG file - 89.63 kB - 648 x 936 pixelsadded on 2005-02-23337 viewsFrom reference Schultz, H. (2006). Sea urchins: A guide to worldwide sha...© 2005 Schultz, HeinkeClick here to return to the thumbnails overview