| Haplochromis angustifrons gracilior | Recherche rapide |
- Haplochromis angustifrons gracilior : Boulenger, 1915 c : 293 (senior synonym with Haplochromis gracilior)Catalogue of the fresh-water fishes of Africa in the British Museum (Natural History). | Snoeks, 1986 : 137 (senior synonym with Haplochromis gracilior)Some problems in taxonomic research of the haplochromine taxa from Lake Kivu. In : Crapon de Caprona, M.-D. & Fritzsch, B. (eds.) Proc. 3rd Eur. Worksh. Cichlid Biol. Bielefeld, 5-8 feb. 1986. | Ufermann et al., 1987 : 183 (senior synonym with Haplochromis gracilior)Catalogue des Cichlides (Pisces, Perciformes, Cichlidae Bonaparte, 1840). Vol. 1. Alphabétique..