Description 1. General view of a squeezed animal (camera lucida), 2. Proboscis from a series of sagital sections (camera lucida), 3. Pharynx (1/2)from a series of sagital sections (camera lucida). 4. Major spines of the cirrus on a heavily squeezed animal (camera lucida).Author Brunet, 1965PNG file - 58.43 kB - 607 x 894 pixelsadded on 2017-04-07271 viewsWoRMS taxaScan of photoDidiadema picardi Brunet, 1965checked Tyler, Seth 2017-04-07 This work is licensed under a Creative Commons Attribution-Noncommercial-Share Alike 4.0 License