Sedimentary Model of Upper Cretaceous and Paleogene Deposits within South Part of Western Siberian Plait

New findings of research Upper Cretaceous and Paleogene deposits are presented in the article. The question behind the investigation was to interpret the sedimentary environments. The basin of South part of Western Siberian plate could be divided into seven stages through this period of geological time, which defined by the trend of first order and all of them indicate the unique phase of evolution of the shelf.