A major event of IGCP 499 in 2005 took place in Southern Siberia. In the tradition of successful joint meetings and field trips of Devonian IGCP projects and the international Subcommission on Devonian Stratigraphy (SDS), a very successful meeting was held at the Institute of Petroleum Geology,United Institute of Geology and Mineralogy of the Russian Academy of Sciences, Siberian Branch in Novosibirsk.