| Citation | Beolens, B., M. Grayson and M. Watkins, 2023, Eponym dictionary of Fishes.. Dunbeath, Caithness (Scotland, UK): Whittles Publishing Limited, 1300 p. |
| Ref. | 128868 Beolens, B., M. Grayson and M. Watkins, 2023 |
| Page | 1347 |
| Named Used as Valid | Nannocharax usongo |
| Comment | Eponym explanation. |
| Locality | |
| Distribution | No distribution mentioned. |
| Quote |