Description 4? Lateral view of caudal part of body with excretory sack (vesicle); 5? Lateral view of excretory vesicle. bp? bulbus of penis;es?caudal excretory sack of protonephridial system; ep? pore of caudal excretory sack; exp? opening of excretory sack of protonephridial system; pno? opening of protonephridial trunk; vs? vesicula seminalis.Author Timoshkin et al., 2010PNG file - 963.28 kB - 778 x 864 pixelsadded on 2017-04-0748 viewsWoRMS taxaScan of photoMorimiurella nakanoi Timoshkin, 2010checked Tyler, Seth 2017-04-07 This work is licensed under a Creative Commons Attribution-Noncommercial-Share Alike 4.0 License