| Pierella hortona | YPM | 1979-09-11 19:00:00 | Limoncocha |
| Pierella hortona | YPM | 1979-10-22 19:00:00 | Misahualli |
| Pierella hortona | YPM | 1979-10-22 19:00:00 | Misahualli |
| Pierella hortona | KCMI | 1978-09-27 19:00:00 | |
| Pierella hortona | KCMI | 1927-01-12 19:00:00 | |
| Pierella hortona | iNaturalist | 2013-11-19 19:00:00 | |
| Pierella hortona | RBINS | | |
| Pierella hortona | Cleveland Museum of Natural History, OH (CLEV) | | EQUADOR: Provincia de Napo: Limoncocha |
| Pierella hortona | Cleveland Museum of Natural History, OH (CLEV) | 1978-07-15 19:00:00 | EQUADOR: Provincia de Napo: Limoncocha: on Rio Napo |
| Pierella hortona | YPM | 1979-09-18 19:00:00 | Limoncocha |
| Pierella hortona | YPM | 1979-10-18 19:00:00 | Misahualli |
| Pierella hortona | Conservation International | 1993-07-27 19:00:00 | Miazi |