Data PolicyPublications | Persons | Institutes | Projects IMIS Photogallery » References Notocidaris hastata (spines) Description Left pair: Subambital spines. Right pair: Oral spine, from the front and from the side.Scale 6 mm. Author Mortensen, Theodor JPG file - 34.91 kB - 556 x 764 pixels added on 2011-02-23268 viewsFrom reference Schultz, H. (2011). Sea urchins III: Worldwide regular de... © 2011 Mortensen, Theodor Click here to return to the thumbnails overview