| Pseudostrebla ribeiroi | FMNH | 1939-04-13 19:00:00 | Macas |
| Pseudostrebla ribeiroi | FMNH | 2004-03-18 19:00:00 | Zabalo; Criollo family's property |
| Pseudostrebla ribeiroi | FMNH | 2004-05-10 19:00:00 | Destacamento Patria; Milestone 63 of Ecuador-Perú frontier |
| Pseudostrebla ribeiroi | FMNH | 2004-07-14 19:00:00 | Arenillas, military reserve; Quebrada Seca; 7.1 km west and 12.5 km south of the Militar Base |
| Pseudostrebla ribeiroi | FMNH | 2004-08-05 19:00:00 | San Francisco de Bogota |
| Pseudostrebla ribeiroi | FMNH | 2002-08-07 19:00:00 | Yasuní National Park, close to the Yasuní field station (PUCE) |