| Referência no. | Descrição | Ano | Nome utilizado | Página |
|---|---|---|---|---|
| 88952 | Ortega-Lara, A., N. Milani, C. DoNascimiento, F. Villa-Navarro and J.M. Maldonado-Ocampo, 2011. Two new trans-Andean species of Imparfinis Eigenmann & Norris, 1900 (Siluriformes: Heptapteridae) from Colombia. Neotrop. Ichthyol. 9(4):777-793. | 2011 | Imparfinis usmai | 777-793 |
| 116654 | Saks, L., 2017. Estonian Common Names, Rank 2. Personal communication | 2017 | Imparfinis usmai | --> |
| 128868 | Beolens, B., M. Grayson and M. Watkins, 2023. Eponym dictionary of Fishes. Dunbeath, Caithness (Scotland, UK): Whittles Publishing Limited, 1300 p. | 2023 | Imparfinis usmai | 1347 |