Specimen ID | State | County | Locality | Year |
| Drainage name | Status |
274407
| GU | | Maagas River [unspecified location] | 2004 |
22010000
| Guam | unknown |
274411
| GU | | Manengon River [unspecified location] | 2004 |
22010000
| Guam | unknown |
274415
| GU | | Masso River [unspecified location] | 2004 |
22010000
| Guam | unknown |
274421
| GU | | Maulap River [unspecified location] | 2004 |
22010000
| Guam | unknown |
274423
| GU | | Namo River [unspecified location] | 2004 |
22010000
| Guam | unknown |
274433
| GU | | Sadog Gago River [unspecified location] | 2004 |
22010000
| Guam | unknown |
274349
| GU | | Almagosa drainage [unspecified location within drainage] | 2004 |
22010000
| Guam | unknown |
274356
| GU | | Asalonso River [where river runs under Route 4] | 2004 |
22010000
| Guam | unknown |
274371
| GU | | Chaot River [unspecified location] | 2004 |
22010000
| Guam | unknown |
274402
| GU | | Lonfit River | 2004 |
22010000
| Guam | unknown |