Data PolicyPublications | Persons | Institutes | Projects IMIS Photogallery » References Isaster obovatus (labrum + petal) Description Left: Labrum and adjacent plates. Right: Petal in AV.Scale 8 mm. Author Mortensen, Theodor JPG file - 115.25 kB - 945 x 670 pixels added on 2009-02-23149 viewsFrom reference Schultz, H. (2009). Sea urchins II: Worldwide irregular d... © 2009 Mortensen, Theodor Click here to return to the thumbnails overview