marginatus, Simochromis Poll [M.] 1956:96, Fig. [Exploration Hydrobiologique du Lac Tanganika (1946-1947). Résultats scientifiques. v. 3 (fasc. 5 B); ref. 12591] Managa, Lake Tanganyika. Holotype: MRAC 106523. Paratypes: IRSNB 360 (2); MRAC 106524-25 (2). Type catalog: Walschaerts 1987:38 [ref. 20755], Derijst 1991:65 [ref. 21528]. •Valid as Simochromis marginatus Poll 1956 -- (Maréchal & Poll 1991:456 [ref. 20946]). •Valid as Pseudosimochromis marginatus (Poll 1956) -- (Konings 2015:230 [ref. 34660], Van Steenberge et al. 2015:37 [ref. 35550], Konings 2019:244 [ref. 36983]). Current status: Valid as Pseudosimochromis marginatus (Poll 1956). Cichlidae: Pseudocrenilabrinae. Distribution: Eastern Africa: Lake Tanganyika. Habitat: freshwater.