基金K. Hayashibara (former president of the Hayash-ibara Company Limited,Okayama,Japan) for his continuous financial support of the Japanese-Mongolian Joint Paleontological Expedition since 1993TT was supported by JSPS Post-doctoral Fellowships and Grant-in-Aid for JSPS Fellows from the Japan Society for Promotion of ScienceTT also thanks M． Manabe ( National Museum of Nature and Science，Tokyo) for continuous support for his research
