“…This apparent contradiction invite us to include other taxa in the multi proxy approach combining microwear and stable isotope in order to characterize in objective ways the dynamics of vegetation, and by implication of past environments in southwestern of Bulgaria in parallel with the eustatic Mediterranean fluctuations. (Vesey-Fitzgerald, 1960Wilson, 1966;Stewart and Stewart, 1970;Bell, 1971;Groves, 1972;Thomson, 1973;Grobler, 1974;Montfort and Montfort, 1974;Sokolov, 1974;Vesey-Fitzgerald, 1974;Sinclair, 1977;Ralls, 1978;Grubb, 1981;Lumpkin and Kranz, 1984;Stallings, 1984;Branan and Marchinton, 1985;Shackleton, 1985;Hillman, 1986;Mac Naughton and Georgiadis, 1986;Lent, 1988;Bowyer and Leslie, 1992;Murray, 1993;Oleffe et al, 1993;Hillman-Smith and Groves, 1994;Jong et al, 1995;Heroldova, 1996;Tixier and Duncan, 1996;Kingdon, 1997;Ramirez et al, 1997;Pereladova et al, 1999;Gagnon and Chew, 2000;Ihl and Klein, 2000;Mysterud, 2000;Cransac et al, 2001;Fedosenko and Weinberg, 2001;Gebert and Verheyden-Tixier, 2001;Blake, 2002;King, 2002;Awasthi et al, 2003;…”