Data PolicyPublications | Persons | Institutes | Projects IMIS Photogallery » References Heterobrissus niasicus (aboral) Description Aboral side: Only a few, large primary tubercles are scattered over the upper surface.Length 94 mm; Philippines. Author van Noordenburg, Henk JPG file - 101.85 kB - 887 x 1 101 pixels added on 2009-02-23203 viewsFrom reference Schultz, H. (2009). Sea urchins II: Worldwide irregular d... © 2009 van Noordenburg, Henk Click here to return to the thumbnails overview