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 » ReferencesHeterocentrotus mamillatus (apical system)Description Apical system: All plates have with one or more large tubercles, carrying short, truncated spines as in ambulacra and interambulacra.Scale 2 mm.Author Mortensen, TheodorJPG file - 109.30 kB - 820 x 750 pixelsadded on 2005-02-23294 viewsFrom reference Schultz, H. (2006). Sea urchins: A guide to worldwide sha...© 2005 Mortensen, TheodorClick here to return to the thumbnails overview