Data PolicyPublications | Persons | Institutes | Projects IMIS Photogallery » References Asthenosoma ijimai (secondary spine) Description Venomous secondary spines of aboral side.Diameter 68 mm; width of close-up approcimately 20 mm; Maldives. Author van Noordenburg, Henk JPG file - 47.91 kB - 709 x 256 pixels added on 2011-02-23255 viewsFrom reference Schultz, H. (2011). Sea urchins III: Worldwide regular de... © 2011 van Noordenburg, Henk Click here to return to the thumbnails overview