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 » ReferencesCalveriosoma hystrix (ambulacral plates)Description Peristomial plates: The pore-pairs occur in double series distally (in red). (The buccal membrane is shaded.). After Mortensen (1935).Scale 3 mm.Author Schultz, HeinkeJPG file - 131.03 kB - 919 x 543 pixelsadded on 2011-02-23497 viewsFrom reference Schultz, H. (2011). Sea urchins III: Worldwide regular de...© 2011 Schultz, HeinkeClick here to return to the thumbnails overview