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 » ReferencesTetrapygus niger (test, aboral)Description Regular echinoid Tetrapygus niger, upper side.Diameter 48 mm; Valdivia, Chile.Author Schultz, HeinkeJPG file - 444.51 kB - 1 569 x 1 685 pixelsadded on 2005-02-23360 viewsFrom reference Schultz, H. (2006). Sea urchins: A guide to worldwide sha...© 2005 Schultz, HeinkeClick here to return to the thumbnails overview