Iskopaemye problematiki SSSR [Ископаемые проблематики СССР]

The proceeding is the next in the series of publications devoted to fossil problematica in the USSR. This proseeding contains the new materials on fossil organisms of enigmatic systematic position. Beside of new monographical descriptions of unknown earlier taxa are revised several traditional points of view on position of any group of organisms in the system of organic world beginning with genus and till phylum inclusively. The biostratigraphical signification of several groups of organisms is given, as for the vegetative as for animal origin.