| Citation | Liu, L., 1997 A primarily research on echinoderm in the watershed around Guangxi Islands. Journal of Guangxi Academy of Science 13(1):8-11. |
| Ref. | 77920 Liu, L., 1997 |
| Page | 10 |
| Named Used as Valid | Protankyra pseudo-digitata |
| Locality | |
| Distribution | Guangxi Islands, South China Sea. |