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 » ReferencesAsthenosoma varium (oral primary spines)Description The oral primary spines have a hoof developed at the distal end.Scale 5 mm.Author Schultz, HeinkeJPG file - 45.76 kB - 549 x 1 303 pixelsadded on 2005-02-23238 viewsFrom reference Schultz, H. (2006). Sea urchins: A guide to worldwide sha...© 2005 Schultz, HeinkeClick here to return to the thumbnails overview