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 » ReferencesCoelopleurus undulatus (ambulacrum)Description Ambulacrum on upper side. The areoles near the ambitus are enlarged and deformed leaving only a narrow space for the pore-pairs. They serve for fastening the muscles, which support the extremely long spines.Scale 1 mm.Author Schultz, HeinkeJPG file - 157.40 kB - 1 078 x 1 450 pixelsadded on 2005-02-23213 viewsFrom reference Schultz, H. (2006). Sea urchins: A guide to worldwide sha...© 2005 Schultz, HeinkeClick here to return to the thumbnails overview