Data PolicyPublications | Persons | Institutes | Projects IMIS Photogallery » References Pericosmus bidens (labrum) Description Labrum with adjacent plates.Scale 10 mm. Author Mortensen, Theodor JPG file - 112.72 kB - 858 x 685 pixels added on 2009-02-23180 viewsFrom reference Schultz, H. (2009). Sea urchins II: Worldwide irregular d... © 2009 Mortensen, Theodor Click here to return to the thumbnails overview