In the Yuanchü-Mienchih border along the Huangho,a very promis-ing early Tertiary basin was known and first reported by Andersson.~1The fauna was later descri
Until recently,the geology of the vicinity of Jungcheng city was almostunknown.In the famous work of von Richthofen~1,the whole area of thisregion had not been
The National Geological Survey has recently undergone some reorganization. It is now under the direct control of the Ministry of Agriculture and Mines of the N