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 » ReferencesCtenocidaris gigantea (primary spine, sections)Description Part of transverse (left) and longitudinal (right) section of primary spine: The cortical hair shows a smooth surface formed by a closed crust.Scale 200 µ.Author Mortensen, TheodorJPG file - 45.23 kB - 717 x 391 pixelsadded on 2011-02-23310 viewsFrom reference Schultz, H. (2011). Sea urchins III: Worldwide regular de...© 2011 Mortensen, TheodorClick here to return to the thumbnails overview