| Referens | Birkeland, C. and H. Manner, 1989 Resource survey of Ngerukewid Islands Wildlife Preserve, Republic of Palau. A report to the government of Palau, the South Pacific Regional Environment Programme, World Wildlife Fund, and the International Union for the Conservation of Nature, 202p. |
| Ref. | 104085 Birkeland, C. and H. Manner, 1989 |
| Sida | |
| Named Used as Valid | Pyrene testudinaria |
| Observationsplats | |
| Distribution | Palau. |