Data PolicyPublications | Persons | Institutes | Projects IMIS Photogallery » References Nacospatangus laevis (posterior) Description Posterior side of test. The periproct is not at all sunken.Width 21 mm. Author Schultz, Heinke JPG file - 135.41 kB - 827 x 498 pixels added on 2009-02-23176 viewsFrom reference Schultz, H. (2009). Sea urchins II: Worldwide irregular d... © 2009 Schultz, Heinke Click here to return to the thumbnails overview