Original description as Trematocara unimaculatum:
- Boulenger, George Albert. 1901. "Diagnoses of new fishes discovered by Mr. J. E. S. Moore in lakes Tanganyika and Kivu". Annals and Magazine of Natural History. (Ser. 7) pp. 1-6 (crc00034)
Conservation: Trematocara unimaculatum is evaluated by the international union for the conservation of nature in the iucn red list of threatened species as (LC) least concern (2006).