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 (aboral)Description Close-up of aboral side: The upper part of the ambulacrum (A) is set with very small primary tubercles. These increase abruptly in size at the ambitus.Width 49 mm, height 25 mm; Negros, Philippines.Author Schultz, HeinkeJPG file - 99.48 kB - 956 x 637 pixelsadded on 2005-02-23292 viewsFrom reference Schultz, H. (2006). Sea urchins: A guide to worldwide sha...© 2005 Schultz, HeinkeClick here to return to the thumbnails overview