Data PolicyPublications | Persons | Institutes | Projects IMIS Photogallery » References Hypselaster affinis (aboral + oral) Description Left: Aboral side: The test is tapering towards the posterior. Right: Oral side: The posterior end is concavely truncated.Length 48 mm; Philippines.ECH 63 Author Mortensen, Theodor JPG file - 129.14 kB - 924 x 565 pixels added on 2009-02-23212 viewsFrom reference Schultz, H. (2009). Sea urchins II: Worldwide irregular d... © 2009 Mortensen, Theodor Click here to return to the thumbnails overview