THE EARLY MIDDLE DEVONIAN BRYOZOANS FROM WUTSUN SHALE,KWANGSI.
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Abstract:
INTRODUCTIONThe material dealt with in this paper came from the upper part of the Wu-tsun shale near Liuchingyu.The village is located on the right bank of Yukiang,about 12 km.to the north of Yungchun city.The Wutsun shale consists mainlyof shales and sandstones with a bed of argillaceous limestone in the upper partvarying from a few to 15 meters thick.The bryozoans occur in the uppermostpart of the formation,where the rock contains high iron contents.They are
