9.321| 211.00| 29.331| +.010| |
| the River| | | | | | |
| Aguarico| | | | | | |
|Do. River | 500| 29.408| 210.8| 29.215| -.193| |
| Curaray| | | | | | |
|Do. River | 385| 29.526| 211.4| 29.566| +.040|_Alt._ at |
| Napo | | | | | | Nauta, by |
| | | | | | | Castelnau, |
| | | | | | | 365. |
|Pebas | 345| 29.510| 211.1| 29.390| -.120|_Alt._ of |
| | | | | | | Herndon, 537. |
| | | | | | |_B.P._ of |
| | | | | | | Herndon, |
| | | | | | | 211.1 deg.. |
|Loreto | | | 211.4| 29.566| | |
|San | 256| 29.655| | | | |
| Antonio | | | | | | |
|Tabatinga | 255| 29.656| 211.5| 29.625| -.041|_Alt._ of Spix |
| | | | | | | and Martius, |
| | | | | | | 670; |
| | | | | | | Azevedo and |
| | | | | | | Pinto, 150; |
| | | | | | | Agassiz, 200. |
|Tunantins | 138?| 29.770| | | |_Alt._ of |
| | | | | | | Azevedo and |
| | | | | | | Pinto, 124. |
|Ega | 100?| 29.813| 211.9| 29.862| +.049|_Alt._ of |
| | | | | | | Herndon, 2052;|
| | | | | | | Azevedo and |
| | | | | | | Pinto, 120. |
| | | | | |