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 » ReferencesNacospatangus tylotus (aboral)Description Aboral side: There are two to four large primary tubercles arranged in a row just above the ambitus.ZMUCAuthor Schultz, HeinkeJPG file - 159.21 kB - 880 x 1 024 pixelsadded on 2009-02-23243 viewsFrom reference Schultz, H. (2009). Sea urchins II: Worldwide irregular d...© 2009 Schultz, HeinkeClick here to return to the thumbnails overview