Data PolicyPublications | Persons | Institutes | Projects IMIS Photogallery » References Clypeaster eurychorius (part of petal) Description Part of petal: The primary tubercles are sparse.Scale 4 mm. Author Mortensen, Theodor JPG file - 178.67 kB - 1 126 x 1 064 pixels added on 2009-02-23496 viewsFrom reference Schultz, H. (2009). Sea urchins II: Worldwide irregular d... © 2009 Mortensen, Theodor Click here to return to the thumbnails overview