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 » ReferencesEchinosigra phiale (aboral)Description Aboral side. The apical system with the two gonopores is positioned at the extreme anterior edge. There is a distinct keel along the aboral and oral midline.Length 40 mm; Bay of Biscay.Author Schultz, HeinkeJPG file - 191.85 kB - 2 343 x 709 pixelsadded on 2009-02-23639 viewsFrom reference Schultz, H. (2009). Sea urchins II: Worldwide irregular d...© 2009 Schultz, HeinkeClick here to return to the thumbnails overview