Abstract: In the Mut-Ermenek-Silifke basin situated in the central Taurus belt, Palaeozoic and Mesozoic aged units and Tertiarysediments overlying unconformably them crop out.In the basin various organic geochemical features of samples collected from formations with a source rock character have beenstudied. On the basis of these features, petroleum generation potential of the source rocks in the basin have been interpreted