Data PolicyPublications | Persons | Institutes | Projects IMIS Photogallery » References Argopatagus multispinus (aboral) Description Adapical part of aboral side with thorny primary spines.Max. length of spines about 40 mm. Author Clark, Hubert Lyman JPG file - 85.54 kB - 827 x 833 pixels added on 2009-02-23212 viewsFrom reference Schultz, H. (2009). Sea urchins II: Worldwide irregular d... © 2009 Clark, Hubert Lyman Click here to return to the thumbnails overview