Examinations on faunal-history of the Hungarian holocene Mollusc fauna (Characterization of the succession phase)

The results of phylngenetical, palaeoecological and biostratigraphical basic researches of regional value made by the help of malacofaunas which have infallible stratigraphie situations explored in the Hungarian mountain range with medium height and in young recess regions are represented by author in his paper. There could be traced four fauna periods in the region of the mountain range with medium height and three ones in the recess regions. They are defined by correlation (anthracotomical, palynological, vertebrate palaeontological, archeological and absolute chronolgoical data, as well_as Central European malaco-zones) as hiozone of regional value