macrognathus, Haplochromis Regan [C. T.] 1922:182, Pl. 3 (fig. 2) [Proceedings of the Zoological Society of London 1922 (pt 1) (no. 9); ref. 3675] Bunjako, Uganda, Lake Victoria [Victoria Nyanza]. Holotype (unique): BMNH 1906.5.30.260. •Valid as Haplochromis macrognathus Regan 1922 -- (van Oijen et al. 1991:139 [ref. 20956]). Current status: Valid as Haplochromis macrognathus Regan 1922. Cichlidae: Pseudocrenilabrinae. Distribution: Eastern Africa: Lake Victoria. Habitat: freshwater.