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(dasycladales, Dissocladela annulata (Elliott) nov. comb., systematic, taxonomy, Cenomanian, Serbia)
Dasycladales) from the Cenomanian of west SerbiaRAJKA RADOIČIĆ1 & FELIX SCHLAGINTWEIT2Abstract. Based on material from the type area at Tetrebovo in the Zlatibor massif of W Serbia, the Cenomanian dasycladalean alga originally

to the Cenomanian–Turonian as being equal to that one at Ravni (East Zlatibor). In the meantime, the rudist limestones in the Ravni area, dated as Turonian by PEJOVIĆ& PASIĆ (1958) were revised as being Cenomanian inage (RADOIČIĆ

dasycladalean genus and species as Harlanjohnsonella annulata fromtransgessive, basal Upper Cretaceous, possibly Cenomanian of “Tetrebovo, Dlaglica SE of Zlatibor massif,SW Serbia” with the following diagnosis of the genus“Weakly

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(parasequences, Kotroman, Formation, palaeontology, sedimentology, Albian-Cenomanian, Mokra Gora, western Serbia)
gastropods of Turonian age. The Albian–Cenomanian age of the Mokra GoraSeries was confirmed in the works of BANJAC (1994,1994a, 2000). The author reported mollusc fauna ofAlbian–Cenomanian and Turonian age, although someof the

sediments of theKotroman Formation at the Mokra Gora Village in western Serbia. The whole formation, of Albian–Cenomanian age, in some general characteristics corresponds to tidal flats, some of which were described in theliterature

gradual sea level rise. Key words: Parasequences, Kotroman Formation, palaeontology, sedimentology, Albian–Cenomanian,Mokra Gora, western Serbia.Апстракт. У раду су описане две парасеквенце уочене у седиментима формације Котроман

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(marine macroinvertebrates, diversity, biotic crisis, OAE2, Eastern Caucasus, Cenomanian/Turonioan, Late Cretaceous)
the documented taxa ranges (Appendix 1); e.g., Acanthoceras,which is a Middle Cenomanian taxon, is reported fromlower, middle, and upper Cenomanian of the Eastern Caucasus. The informal regionally-restricted substages areuseful

ngly during the Late Cretaceous (Fig. 2). It roseweakly during the early-middle Cenomanian, thendropped by ~2/3 through the late Cenomanian-lateTuronian, but rose again in the early Coniacian. A newabrupt biodiversity decline

g., the totaldiversity of cephalopods dropped gradually alreadysince the middle Cenomanian, whereas demise of corals at the late Cenomanian–early Turonian transitionwas abrupt. From three noted diversity minima, thatearly

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(turonian, volcanism, copper deposits, Bor, floor (Cenomanian), roof (Senonian), formation, superposition, deposit age)
Albian–Cenomanian (Vraconian); 2, Cenomanian––Turonian; 3, Volcanogenic Turonian; 4, Veliki Krivelj deposit; 5, Hydrothermally altered rocks (3, 4, 5 the Timok Formation); and 6, Fault. Photo right: Dark Albian–Cenomanian, Light

formations within the Cenomanian–Turonian range. Geology and age of the deposits are givenin the geological-time order based on superposition of the Timok mineral-ore Formation and the underlying(Cenomanian) and fossiliferous

Veliki Krivelj porphyry copper deposit, beginning with Albian-Cenomanian glauconitic ferruginoussediments and conglomerates and grading upwardsinto Cenomanian pelitomorphic fossiliferous sediments equivalent to the Lenovac