Carboniferous stratigraphy of Zilair Synclynorium (South Urals)
The available data on the biostratigraphy of the Carboniferous of the western margin of the Zilair Synclynorium (Central Uralian Zone, South Urals). New age estimations based on foraminiferal and conodont assemblages (most important taxa are illustrated) are given for the local formations and the regional substages of Carboniferous.