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 » ReferencesArbacia lixula (peristomial edge)Description Peristomial edge: The widened pore zones of each ambulacral column protrudes into the peristome, and the interambulacra are indented by the broad, shallow buccal notches, bordered by "tags" (arrow). This gives the peristomial edge a sinuous appearance.Scale 10 mm.Author Mortensen, TheodorJPG file - 175.29 kB - 1 418 x 809 pixelsadded on 2005-02-23778 viewsFrom reference Schultz, H. (2006). Sea urchins: A guide to worldwide sha...© 2005 Mortensen, TheodorClick here to return to the thumbnails overview