Data PolicyPublications | Persons | Institutes | Projects IMIS Photogallery » References Heterobrissus hystrix (aboral) Description Aboral side: The petals are parallel-sided.Length 131 mm; Virgin Isl., West Indies.ZMUC Author Schultz, Heinke JPG file - 193.50 kB - 895 x 1 084 pixels added on 2009-02-23232 viewsFrom reference Schultz, H. (2009). Sea urchins II: Worldwide irregular d... © 2009 Schultz, Heinke Click here to return to the thumbnails overview