Data PolicyPublications | Persons | Institutes | Projects IMIS Photogallery » References Echinocyamus pusillus (oral) Description Oral side: The peristome is slightly sunken, the periproct is much smaller.Test length 11 mm; Helgoland Island, North Sea, Germany. Author Schultz, Heinke JPG file - 69.49 kB - 945 x 1 116 pixels added on 2005-02-231 024 viewsFrom reference Schultz, H. (2006). Sea urchins: A guide to worldwide sha... © 2005 Schultz, Heinke Click here to return to the thumbnails overview