mahagiensis, Haplochromis David [L.] & Poll [M.] 1937:251, Fig. 27 [Annales du Musée du Congo Belge Sér. C (Zoologie) (Sér. 1) v. 3 (fasc. 5); ref. 1043] Mahagi, Lake Albert [Lake Albert Nyanza], Uganda. Holotype: MRAC 21004. Paratypes: (71) MRAC 21007-09 (3), 21093-103 (11), 21225-32 (8), 21353-56 (4), 22306-08 (3). Type catalog: Derijst 1991:44 [ref. 21528]. •Valid as Thoracochromis mahaagiensis (David & Poll 1937) -- (Lévèque et al. 1991:145 [ref. 31367]) •Valid as Haplochromis mahagiensis David & Poll 1937 -- (van Oijen et al. 1991:141 [ref. 20956]). Current status: Valid as Haplochromis mahagiensis David & Poll 1937. Cichlidae: Pseudocrenilabrinae. Distribution: Eastern Africa: Lake Albert. Habitat: freshwater.