Description 1. Part of squeezed live specimen - 2. Proboscis hooks, live specimen - 3. Part of holotype, parasagittal section - 4. Male copulatory organ, the same sectionAuthor Karling, 1995PNG file - 119.52 kB - 509 x 746 pixelsadded on 2017-04-07844 viewsWoRMS taxaScan of photoGnathorhynchus riseri Karling, 1995checked Tyler, Seth 2017-04-07