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 » ReferencesDiadema setosum (oral)Description Oral side: The reddish ring surrounding the anal tube in the centre of the periproct is still visible. In the ambulacra two distinct series of small tubercles are developed. The bare test has retained the black epidermis, usually it is whitish when cleaned.Test diameter 54 mm; Negros, Philippines.Author Schultz, HeinkeJPG file - 223.37 kB - 1 032 x 1 065 pixelsadded on 2005-02-23675 viewsFrom reference Schultz, H. (2006). Sea urchins: A guide to worldwide sha...© 2005 Schultz, HeinkeClick here to return to the thumbnails overview