Global Geology     2002 5 (2):  105-113    ISSN: 1673-9736:  CN: 22-1371/P In Search of the Cretaceous-Tertiary Boundary in Heilongjiang River Area of China Sun G. M.Akhmetiev Dong Z.M. A.R.Ashraf Sun Y.W. E.Bugdaeva D.L.Dilcher L.Golovneva I.Harding K.Johnson T.Kezina T.Kodrul LU J.S. V.Markevich H.Nishida H.Okada Park S.O. Sun C.L. Xiong X.Z. Xing Y.L. Zhou Z.L. 1. Research Center of Paleontology & Stratigraphy, Jilin University, Changchun 130026, China; 2. Geological Institute of Russian Academy of Sciences (RAS), Moscow 109017, Russia; 3. Institute of Geology & Paleontology, Tuebingen University, Tuebingen, D-72076 Germany; 4. Institute of Biology & Pedology, FEBRAS, Vladivostok 690022, Russia; 5. Florida Museum of Natural History, University of Florida, Gainesville FL, 32611-7800 USA; 6. Botanical Institute of RAS, St. -Petersburg 197376, Russia; 7. School of Ocean & Geosciences, University of Southampton, Southampton, SO143ZH UK; 8. Denver Museum of Nature & Sciences, Denver CO, 80205 USA; 9. Amur Research Integrated Institute, FEbRAS, Blagoveschesk, 675000 Russia; 10. Chuo University, Tokyo 112-8551, Japan; Oyo Corporation, Fukuoka, 811-1302 Japan; 12. Dept. of Geology, Kyungpook National University, Daegu, 702-201 Korea; 13. Geological Museum of Heilongjiang, Harbin 150036, China Received null  Revised null  Online 2002-10-25 Reference  null Corresponding author: