2034 Oreochromis alcalicus (Hilgendorf, 1905) Cichlidae Cichlids Pseudocrenilabrinae Cichliformes Teleostei Common Natron tilapia Africa: known only from the catchment of Lake Natron, Tanzania and Kenya (Ref. 2, 5166, 118638). AMNH 14288 Oreochromis alcalicus P 97099.013097099.0139 2 S 35 E Oreochromis alcalicus alcalicus P 97099.012197099.0129 2 S 35 E Oreochromis alcalicus alcalicus P 97099.011197099.0120 2 S 35 E Oreochromis alcalicus alcalicus P 97099.007997099.0110 2 S 35 E Oreochromis alcalicus alcalicus P 97099.006997099.0078 2 S 36 E Oreochromis alcalicus alcalicus P 97099.005997099.0068 2 S 36 E Oreochromis alcalicus alcalicus P 97099.005497099.0058 2 S 35 E Oreochromis alcalicus alcalicus P 97099.000197099.0053 2 S 35 E Oreochromis alcalicus alcalicus