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 » ReferencesAsthenosoma varium (transverse section)Description Internal view of test. By means of the fan-like vertical muscles, reaching from the auricles to the apical system, the echinothurioids can inflate their tests or flatten them.no scale stated.Author Sarasin, PaulJPG file - 253.87 kB - 1 257 x 657 pixelsadded on 2011-02-23247 viewsFrom reference Schultz, H. (2011). Sea urchins III: Worldwide regular de...© 2011 Sarasin, PaulClick here to return to the thumbnails overview