6794 Haplochromis nigricans (Boulenger, 1906) Cichlidae Cichlids Pseudocrenilabrinae Cichliformes Teleostei Africa: Lake Victoria and Victoria Nile. AMNH 13743 Neochromis nigricans P 91002.0010 2 S 32 E Haplochromis nigricans P 91002.0009 2 S 32 E Haplochromis nigricans P 84042.010184042.0104 2 S 32 E Haplochromis nigricans P 81030.001681030.0017 2 S 32 E Haplochromis nigricans