Data PolicyPublications | Persons | Institutes | Projects IMIS Photogallery » References Acanthocidaris maculicollis (oral) Description Oral side: The oral primary spines are curved and serrated.Test diameter 20 mm; Philippines.ZMUC Author Schultz, Heinke JPG file - 179.90 kB - 945 x 1 260 pixels added on 2011-02-23297 viewsFrom reference Schultz, H. (2011). Sea urchins III: Worldwide regular de... © 2011 Schultz, Heinke Click here to return to the thumbnails overview