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 » ReferencesGoniocidaris (Goniocidaris) tubaria (apical system)Description Apical system: On the genital plates - other than the madreporite - the spines surround the pores. The remaining space is naked except of a narrow series of small spines bordering the periproctal edge.Scale 10 mm; Test diameter 39 mm; Sydney Harbour, Australia.NSWAuthor Schultz, HeinkeJPG file - 93.12 kB - 647 x 476 pixelsadded on 2005-02-23236 viewsFrom reference Schultz, H. (2006). Sea urchins: A guide to worldwide sha...© 2005 Schultz, HeinkeClick here to return to the thumbnails overview