Atlas is a set of maps of scale 1: 48,000,000, built for different periods of time, with an explanatory note to each map. Its distinctive feature is to cover the entire area of the planet: the continents, their underwater margins - shelves and continental slopes, marginal and inland seas and the bed of the world's oceans. Combination of lithological, paleogeographic and paleotectonic color and bar designations allowed to trace the change of paleogeographical conditions , Changes in the lithological composition of sediments , the emergence of new paleogeographic elements on the continental and oceanic blocks of the lithosphere during the successive 13 eras of Mesozoic and Kainozoic from the early Triassic to the Pliocene inclusive t. e. 245 to 2 million years[edit]