The discovery and elementang research of zhaodian faunal group of xiangfen in Shanxi

Zhaodian Faunal Group is a new discovery the author found recently. This paper elementarily studies the types of fossil, the features of sedimeit, ecological evironment and the era of stratum of Zhao dian Fauned Group and puts forward that it occurs in the later period of the middle Pleitocene (Be equal to the sixth stage of delta~(18)O in the ocean). The discovery of Zhaodian Faunal Group is of great value to research the biotic evdution and ehe evironmental change.