Acta Geologica 27. (1984)

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Triassic radiolarians from the Darnó area (Hungary). P. De Wever......................................... 295 New biostratigraphical data from the Bükk, Uppony and Mecsek Mountains and their tectonic implications. H. Kozur ................................................................................................... 307 Comparative investigations of the Hungarian Mesozoic mafic-ultramafic and some ophio­­litic magmatic rocks in the Alp-Carpathian chain I. (Petrochemical investigations). I. Kubovics, I. Bilik ......................................................................................................................... 321 The North Hungarian Mesozoic mafics and ultramafics. Z. Balla.............................................. 341 Jurassic of Hungary: a review. A. Galácz .............................................................................................. 359 Provincialism of Jurassic ammonites; examples from Hungarian faunas. B. Géczy .......... 379 Comparison of Jurassic benthonic mollusc and brachiopod faunas of the Transdanubian Mountains (Hungary). A. Vörös..................................................................................................... 391 Microtectonic features of the Bükk mountains (Hungary). J. Geyssant, C. Lepvrier 403 The Liassic Gresten Facies: palynological data and paleogeographical significance. G. Lachkar, J. Bóna, M. J. Pavillon.............................................................................................. 409 The Cretaceous in Hungary: a review. G. Császár, J. Haas.......................................................... 417 The limestone with corallinaceae of the Upper Cretaceous of Sümeg (Transdanubia, Hungary): Paleogeographic implications. G. Bignot, J. Haas, A. F. Poignant .. 429 The lithology of some Hungarian bauxites — a contribution to the paleogeographic reconstruction. A. Mindszenty........................................................................................................ 441 Some remarks on the paleogeographic implications of trace element and lead isotop data of Hungarian bauxites. E. Dudich .................................................................................... 457

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