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position according to the BasicGeological Map of Yugoslavia is within lower Turonian sediments (NATEVIĆ & PETROVIĆ, 1970). Themapped lower Turonian lithostratigraphic unit is composed of thin bedded limestones with interbe

species preserved from Bosnia andHerzegovina, precise identification was limited to a certain extent.Key words: Turonian, Bileća, hind-limbed snake, pachyostosis, Pachyophis.Апстракт. Фосилни налази морских змија из кредних седимената

positioned above Cenomanian dolomites and below sediments in which the bivalveChondrodonta occur appear (middle Turonian). Thespecimen is situated in the Natural History Museum inBelgrade (NHMBEO MV 280).DescriptionThe specimen



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(turonian, volcanism, copper deposits, Bor, floor (Cenomanian), roof (Senonian), formation, superposition, deposit age)
particular, support our concept that the process ceased beforethe Upper Turonian, and that age of the primary copper mineralization is Turonian.Key words: Turonian, volcanism, copper deposits, Bor, floor (Cenomanian), roof (Senonian)

Cretaceous(Turonian) volcanism and mineralization in the area,relationship between the fossiliferous Cenomanianfloor and the Senonian roof of the Bor ore-bearingrocks in particular.Interpretation of the likely Turonian age of

and Veliki Krivelj copper deposit. Map left: 1, Albian–Cenomanian (Vraconian); 2, Cenomanian––Turonian; 3, Volcanogenic Turonian; 4, Veliki Krivelj deposit; 5, Hydrothermally altered rocks (3, 4, 5 the Timok Formation); and