| Citation | Nakamura, K. and C.A. Child, 1988 Pycnogonida of the Western Pacific Islands, Iv. On some species from the Ryukyu Island. Proceedings of the biological Society of Washington 101:662-670. |
| Ref. | 2114 Nakamura, K. and C.A. Child, 1988 |
| Page | 667 |
| Named Used as Valid | Pigrogromitus timsanus |
| Locality | |
| Distribution | Okinawa waters, Hawaii, Philippines. |