• Thomson, M.R.A. . 1991 Campanian-Maastrichtian (Cretaceous) stratigraphy of the James Ross Island area, Antarctica. (nerc.ac.uk)
  • One of the most important outcrops of uppermost Cretaceous (Campanian-Maastrichtian) sedimentary rocks in the southern high latitudes occurs within the James Ross Island group, northeastern Antarctic Peninsula. (nerc.ac.uk)
  • Campanian-Maastrichtian strata are contained within two component formations of the Upper Cretaceous-lower Tertiary Marambio Group. (nerc.ac.uk)
  • The correlation presented provides the basis for a formal subdivision of the Campanian and Maastrichtian stages in the southern high latitudes. (nerc.ac.uk)
  • It has also revealed two major basin shallowing events (in the late Campanian-early Maastrichtian and latest Maastrichtian, respectively) and the existence of a major fault/fault zone across southeastern James Ross Island. (nerc.ac.uk)
  • The entire Maastrichtian-lower Campanian zeolitic chalk section at the present site is considerably expanded. (tamu.edu)
  • From the southern North Sea Basin (i.e., southern Belgium [Mons Basin], northeast Belgium/southeast Netherlands [Liège- Limburg Basin] and parts of northwest Germany), previous cephalopod records from upper Upper Cretaceous (Santonian, Campanian and Maastrichtian) and Cenozoic strata are briefly discussed and new ones added. (spirula.nl)
  • Ammonites are confined to middle/upper Santonian-lowermost Paleocene (Danian) siliciclastic and carbonate strata, while belemnites do not range higher than the uppermost Maastrichtian. (spirula.nl)
  • New records discussed briefly herein include the Campanian-Maastrichtian ammonites Neophylloceras aff. (spirula.nl)
  • The units range in age from late Santonian through early Maastrichtian. (datapages.com)
  • The Globotruncanita calcarata Zone, the top of which marks the Campanian-Maastrichtian Stage boundary, occurs in the upper third of the Demopolis Chalk, well below the Bluffport Marl Member. (datapages.com)
  • The upper 100 ft of the Demopolis and the lower 50 ft of the Ripley Formation are assigned to the Globotruncana "tricarinata" Zone of early Maastrichtian age. (datapages.com)
  • Neither the Santonian-Campanian nor the Campanian-Maastrichtian Stage boundary occurs at any change in lithology or formational contact. (datapages.com)
  • Phosphatodraco (meaning " phosphate dragon ", in reference to the phosphates of Morocco, the country where it was found) is a genus of azhdarchid pterodactyloid pterosaur from a late Maastrichtian-age Upper Cretaceous portion of the Oulad (or Qualad) Abdoun Phosphatic Basin, Grand Doui, near Khouribga, central Morocco. (blogspot.com)
  • The new taxon is intermediate in size and vascularization of the mandibular beak between mediumsized Turonian-Santonian azhdarchids (Azhdarcho, Bakonydraco) and the giant Maastrichtian azhdarchid Quetzalcoatlus. (blogspot.com)
  • The facies analysis shows that there is a discrepancy in depocenter for the older Santonian to Campanian sediments compared with the Maastrichtian biodetrital carbonates. (uu.nl)
  • for which a late Campanian and Maastrichtian age is documented. (sciendo.com)
  • In many localities Campanian-Maastrichtian fossil associations indicate considerably shallower water conditions than Turonian-Santonian associations (e.g, lower plankton/benthos ratio). (dinoloket.nl)
  • Planktonic foraminiferal diversity, equitability and biostratigraphic analysis of samples from Ocean Drilling Program (ODP) Leg 122, Hole 762C show that in general, cool water conditions prevailed during the latest Campanian-Maastrichtian in the eastern Indian Ocean. (researchgate.net)
  • Based on these biozones, the age of Gurpi Formation is assigned to early Campanian to late Maastrichtian. (gsjournal.ir)
  • The ankylosaur material published in the last two decades from Campano-Maastrichtian sediments of southern France and northern Spain, including Struthiosaurus languedocensis Garcia and Pereda Suberbiola, 2003 ('Fuvelian' beds, Lower Campanian, France), is composed mainly of postcranial material (e.g. (palaeo-electronica.org)
  • The Two Medicine Formation is a geological formation, or rock body, in northwestern Montana and southern Alberta that was deposited between 83.5 ± 0.7 Ma and 70.6 ± 3.4 Ma (million years ago), during Campanian (Late Cretaceous) time. (wikipedia.org)
  • Throughout the Campanian, the Two Medicine Formation was deposited between the western shoreline of the Late Cretaceous Interior Seaway and the eastward advancing margin of the Cordilleran Overthrust Belt. (wikipedia.org)
  • Nautiloids are common at some levels within the Upper Cretaceous, but are much rarer in overlying lower to middle Danian carbonate deposits. (spirula.nl)
  • A composite reference section of exposed marine Upper Cretaceous sediments in central Alabama was generated to define its biostratigraphic framework. (datapages.com)
  • The Kem Kem beds in South Eastern Morocco contain a rich early Upper (or possibly late Lower) Cretaceous vertebrate assemblage. (blogspot.com)
  • is described based on an anterior fragment of the mandibular symphysis (mandibular beak) and some postcranial elements from the Rybushka Formation (Upper Cretaceous, Lower Campanian) of the Shirokii Karamysh 2 locality, Saratov Region. (blogspot.com)
  • A multiple proxy and model study of Cretaceous upper ocean temperatures and atmospheric CO 2 concentrations. (iodp.org)
  • revision and update by RGD and NOGEPA, Section H, Upper Cretaceous. (dinoloket.nl)
  • Examples of this source type are the Jurassic Hanifa Formation of the Middle East, and the Lower Cretaceous Sunniland Limestone of South Florida. (searchanddiscovery.com)
  • Examples of this source type are the Permian Bone Spring Limestone of the Delaware Basin, the Jurassic Hanifa/Tuwaiq Mountain formations of the Middle East, the Lower Cretaceous Sunniland Formation of South Florida, and the Cretaceous Cobán Formation of Guatemala. (searchanddiscovery.com)
  • An almost complete Upper Cretaceous sedimentary sequence recently recovered on the Kerguelen Plateau (southern Indian Ocean) during ODP Leg 183 was analysed for planktonic foraminifera in order to refine and integrate the zonal schemes previously proposed for the Southern Ocean area. (researchgate.net)
  • Detailed biostratigraphic analysis carried out on holes 1135A, 1136A and 1138A (poleward of 50°S palaeolatitude during Late Cretaceous time) has allowed recognition of low and mid-high latitude bioevents, useful for correlation across latitudes, in addition to known Austral bioevents. (researchgate.net)
  • The taxonomy and taxonomic affinities of the Lenticulina (Astacolus) humilius (Reuss, 1863) "group" in the Lower Cretaceous of north-west Europe are discussed with reference to the naming of a new species in the Lower Aptian in the Isle of Wight. (researchgate.net)
  • The uppermost part of the Upper Cretaceous platform carbonates of the Bey Dağları Autochthon in the Korkuteli, Turkey, area is characterised by an association of hippuritid and radiolitid rudist bivalves dominated by Vaccinites praegiganteus (Toucas). (researchgate.net)
  • The Upper Cretaceous (Upper Santonian-Campanian) successions were measured from two different basins of Turkey, Haymana basin and Mudurnu-Göynük basin. (metu.edu.tr)
  • Pokrovskaya,I.M. Upper Cretaceous spore-pollen complexes of the Western Siberian Lowlands. (paleobotany.ru)
  • The Cretaceous as a separate period was first defined by Belgian geologist Jean d'Omalius d'Halloy in 1822, using strata in the Paris Basin and named for the extensive beds of chalk (calcium carbonate deposited by the shells of marine invertebrates, principally coccoliths), found in the upper Cretaceous of Western Europe. (paleontologyworld.com)
  • The Cretaceous is divided into Early and Late Cretaceous epochs, or Lower and Upper Cretaceous series. (paleontologyworld.com)
  • In older literature the Cretaceous is sometimes divided into three series: Neocomian (lower/early), Gallic (middle) and Senonian (upper/late). (paleontologyworld.com)
  • In northwestern Europe, chalk deposits from the Upper Cretaceous are characteristic for the Chalk Group, which forms the white cliffs of Dover on the south coast of England and similar cliffs on the French Normandian coast. (paleontologyworld.com)
  • A partial skull of ankylosaur from the Upper Cretaceous (Santonian) Csehbánya Formation in Iharkút and the endocranial cast taken from it are described. (palaeo-electronica.org)
  • As announced on 14 January 2021, Keskesi East-1 discovered oil , volatile oil and condensate in the Upper Cretaceous-aged Campanian and Santonian intervals and, subsequently, continued drilling toward deeper Neocomian-aged targets. (offshore-energy.biz)
  • The additional drilling at the Keskesi East-1 well encountered hydrocarbons in the Lower Cretaceous interval and a carbonate depositional system above the top Neocomian target, both of which help to validate the partners' geologic models. (offshore-energy.biz)
  • In the northern regions, new discoveries are associated with large deposits in the supra-cenomanian Upper Cretaceous play: Kuznetsovskaya, Berezovskaya and Gankinskaya formations, where, according to experts of TNNC, OOO, 1 billion m 3 to 1.5 billion m 3 of gas is concentrated. (neftegazru.com)
  • Plant fossils are reported on from the Lower Cretaceous Upper Formation of the Sasayama Group, including the new species Otozamites toshioensoi sp. (palaeo-soc-japan.jp)
  • a theropod dinosaur from the upper Cretaceous of Southern France). (scielo.br)
  • Integrated biostratigraphy and palaeoenvironments of the Upper Cretaceous in the Petrich section (Central Srednogorie Zone, Bulgaria). (univie.ac.at)
  • No age constraints are available for the lower part, whereas the upper part has a possible age range from middle Turonian to Coniacian. (sciendo.com)
  • The influence of oceanic anoxic events 3 (OAE3) and transgression events during the Coniacian-Santonian boundary period on the sedimentary paleoenvironment of Nenjiang Formation strata and the oil shale formation mechanism is not clear yet. (kirj.ee)
  • 5. Wagreich, M. "OAE3" - regional Atlantic organic carbon burial during the Coniacian-Santonian. (kirj.ee)
  • The top of the D. asymetrica Zone marks the Santonian-Campanian Stage boundary. (datapages.com)
  • In the case of the upper Blackhawk and Lower Castlegate, the MDAs are both up to 2 Myrs younger than the age constraints determined by ammonite zone correlations, and raise questions concerning the temporal significance of the classic Castlegate Sequence Boundary and relationships with basin-evolution models. (ku.edu)
  • The boundary with the overlying sands and clays of the Lower North Sea Group is expressed clearly on wire-line logs by the characteristic pattern: a low gamma-ray response and a high acoustic velocity. (dinoloket.nl)
  • The low latitude biozonation can be applied to Turonian sediments, because of the occurrence of Helvetoglobotruncana helvetica, which marks the boundary between Whiteinella archaeocretacea and Helvetoglobotruncana helvetica zones. (researchgate.net)
  • Its lower boundary with Sarvak Formation and its upper contact with Pabdeh Formation are discontinuous. (gsjournal.ir)
  • The absence of the Marginotruncana and Dicarinella asymetrica in the lower part of the Gurpi Formation indicates of the Santonian-Campanian boundary and the determination of the early Early Campanian age for the base of this Formation. (gsjournal.ir)
  • Under OAE3, the pCO 2 and warm and humid paleoclimate caused an increase in the total organic carbon (TOC) and the organic carbon isotope (δ 13 C org )negative deviation near the Santonian-Campanian (S-C) boundary. (kirj.ee)
  • The Two Medicine Formation spans from 80 to 74 Ma, nearly the entire length of the Campanian stage. (wikipedia.org)
  • The upper portion is about one half of the formation. (wikipedia.org)
  • The lower Santa Marta Formation is approximately 1100m thick and has three constituent members. (nerc.ac.uk)
  • Ammonites within the Santa Marta Formation indicate an early to late Campanian age assignment. (nerc.ac.uk)
  • Dinoflagellates suggest that the lower levels of the formation may range into the Santonian Stage. (nerc.ac.uk)
  • Although there are some lithological and fauna1 discrepancies, which are attributed to marked lateral facies changes across the basin, it is believed that the Cape Lamb Member can be correlated with the lower to middle regions of the 1200 m thick sequence of undifferentiated López de Bertodano Formation lithologies exposed on Seymour Island. (nerc.ac.uk)
  • Molluscan data indicate a late Campanian-Palaeocene age range for this upper formation. (nerc.ac.uk)
  • This is the case for the sediments called the 'Zandig Krijt van Benzenrade' and the lower part of the Gulpen Formation, as well for the upper part of the Gulpen Formation and lower part of the Maastricht Formation. (uu.nl)
  • The Blackhawk Formation and Castlegate Sandstone are Campanian fluvial-deltaic and shoreline deposits within the Sevier foreland-basin fill along the Wasatch Plateau and Book Cliffs in Utah. (ku.edu)
  • Characterised by a change to a slightly higher response and somewhat more serrate pattern of the gamma-ray curve, and a lower porosity in the basal Ekofisk Formation, as can be observed on the appropriate wire-line logs when compared to the underlying Ommelanden Formation. (dinoloket.nl)
  • Accessed on [DATE] from https://www.dinoloket.nl/en/stratigraphic-nomenclature/ekofisk-formation. (dinoloket.nl)
  • The Upper Ordovician Kope Formation of the Cincinnati, Ohio, area exhibits both of these problems and correlation within the Kope has not been accomplished easily, to date. (researchgate.net)
  • Upper Devonian - Lower Mississippian examples of this type of source rock are the Duvernay Formation of Alberta, and the Domanik facies of the Timon-Pechora, Volga-Ural, and Caspian basins. (searchanddiscovery.com)
  • The Yılanlı Formation of Upper Devonian to Lower Carboniferous succession of the Zonguldak region were measured from Gökgöl section near Zonguldak city, NW Turkey. (metu.edu.tr)
  • The Pontide magmatic belt in the Western Pontides, which developed in response to the northward subduction of the northern branches of the Tethys Ocean, consists of two different volcanic successions separated by an Upper Santonian pelagic limestone unit, the Unaz Formation. (metu.edu.tr)
  • Locality and horizon NCSM 33393 and NCSM 33276 were recovered from Suicide Hill (NCPALEOUT11) and the Cliffs of Insanity Microsite (NCPALEOUT18), respectively, lower Mussentuchit Member, upper Cedar Mountain Formation, Emery County, Utah, USA (Fig. 1 ). (nature.com)
  • That bird is Flexomornis howei , from the Woodbine Formation (lower Middle Cenomanian) near Grapevine, Texas. (depositsmag.com)
  • Until the discovery of Flexomornis , only one other enantiornithine bird was known to have a broad, curved scapula - Elsornis ken i - from the Djadokhta Formation (Campanian) of Mongolia. (depositsmag.com)
  • In June 2009, my fellow fossil enthusiast, Joe Fritsch, discovered part of the caudal fin of a large fish eroding out of the lower Britton Formation (Eagle Ford Group, Upper Cenomanian) in a small creek in Dallas County. (depositsmag.com)
  • For example, in the south and southwestern periphery of the West Siberian Basin, objects in the upper part of the pre-Jurassic formation are becoming more interesting. (neftegazru.com)
  • Albian or Cenomanian ages have previously been proposed for the Upper Formation of the Sasayama Group by radiometric datings, but an Albian age is preferred here in regards to the extremely rare occurrence of possible angiosperms. (palaeo-soc-japan.jp)
  • The assemblage from locality CHJ1 in the upper part of the Choanji Formation consists of 13 species in 10 genera, including a new species, Parallelora minatoi sp. (palaeo-soc-japan.jp)
  • Thus, the Choanji Formation is correlated with the Upper Devonian (Frasnian-upper Famennian), although until quite recently it was considered to be the lowest Carboniferous (Tournaisian) in Japan. (palaeo-soc-japan.jp)
  • Therefore, despite the poor recovery in certain intervals and the presence of several hiatuses of local and regional importance as revealed by correlation among holes, a more detailed zonal scheme has been obtained (mainly for the less resolved Turonian-Santonian interval). (researchgate.net)
  • A disconformity may be present in Cores 207-1258B-55R and 207-1258C-27R that separates the lower Cenomanian from underlying middle Albian black shales. (tamu.edu)
  • Similarly to other European countries, Poland has natural sedimentary-structural basins filled with geothermal waters of diversified reservoir temperatures, from 20 to 80-90°C, in some cases even over 100°C. The country is characterized by significant low-enthalpy geothermal potential, connected mostly with the Mesozoic sediments. (edu.pl)
  • About 25 m of middle Eocene biosiliceous chalk disconformably overlies a 143-m lower Eocene chalk as measured in the nonfaulted portion of Hole 1258B. (tamu.edu)
  • A condensed glauconite-rich horizon visible in Core 207-1258B-44R separates the Campanian chalk from the ~56 m of black shales below (lithostratigraphic Unit IV) that compose or represent the lower part of OAEs 3 and 2. (tamu.edu)
  • The Tombigbee Sand and the lower 105 ft of the Mooreville Chalk are of late Santonian age ( Dicarinella asymetrica Zone). (datapages.com)
  • The upper 250 ft of the Mooreville Chalk and lower 265 ft of the Demopolis Chalk are of early to late Campanian age ( Globotruncanita elevata Zone). (datapages.com)
  • This species is already known from the Niobrara Chalk (Santonian) of northern Kansas, USA. (depositsmag.com)
  • Regional sediment routing patterns appear to be quite similar during the Campanian deposition of the Blackhawk-Castlegate succession: there is evidence for an axial drainage flowing north from the Mogollon Highlands that passed by an area that is now Straight Canyon, intersected by transverse fluvial systems in the area that is now Price Canyon that drain the largely recycled strata exposed in the Sevier fold-and-thrust belt. (ku.edu)
  • SZ 790452) and from Lower Aptian strata in the Paris Basin and the Celtic Sea Basin. (researchgate.net)
  • Referred material from the lower Paleocene of Pakistan differs significantly, and we restrict Gigantophis to the middle-late Eocene of North Africa. (bioone.org)
  • MDAs calculated throughout the succession approximate the time of deposition for the upper Blackhawk (77.7 ± 1.7 Ma in Horse Canyon and 79.6 ± 1.7 Ma in Tusher Canyon), Lower Castlegate (75.8 ± 1.8 Ma in Horse Canyon), and potentially the Bluecastle Tongue (75.9 ± 1.9 Ma in Price Canyon). (ku.edu)
  • This is indicated by planktonic foraminiferal assemblages characterized by low species diversity and equitability with abundant rugoglobigerinids and heterohelicids. (researchgate.net)
  • The Lenticulina (Astacolus) humilis (Reuss, 1863) "group" and Lenticulina (Astacolus) atherfieldensis (new species) in the lower aptian of the isle of wight (U.K. (researchgate.net)
  • A Late Turonian age is indicated by 87Sr/86Sr values of well-preserved low-Mg calcite of the shells and agrees with the stratigraphical range of the species in the western and central Mediterranean region. (researchgate.net)
  • It is possible that at times Microceratops would have moved in quadrupedal fashion, but due to its extremely long (in comparison to its forelimbs and upper body) legs and ornithopod hips, it is believed that the species type was primarily bipedal and could run fast. (dinopit.com)
  • He described it as out-step into the basin in the upper Campanian. (oilnow.gy)
  • The replacement of hydrocarbon reserves on the territory of the Botuobinsky petroleum region of the East Siberian Basin, is going to be carried out with the development of new promising objects in the Ustun, Kursk and Verkhnebuk formations of the Upper Vendian. (neftegazru.com)
  • On two occasions (Ashdown and Lower Tunbridge Wells formations) the channel-networks merged to build up a single braidplain spanning the basin. (soton.ac.uk)
  • Provenance and palaeogeographic evolution of Lower Miocene sediments in the eastern North Alpine Foreland Basin. (univie.ac.at)
  • The deposits from the Tirolic Glinzendorf Syncline (a part of the buried Northern Calcareous Alps) can be largely correlated with the Lower Gosau Subgroup of the Grünbach Syncline. (sciendo.com)
  • Its upper parts consist of Permian and Mesozoic sequences that reach maximum thicknesses of 7-8 km, whereas Devonian and Carboniferous epicontinental deposits form its lower part. (edu.pl)
  • On the one hand, high-rate oil inflows were obtained from these deposits in many wells, and on the other hand, the success rate of exploratory drilling at the Bazhenov-Abalak section interval is still very low. (neftegazru.com)
  • Dinoflagellates again suggest that the lowest beds may be slightly older. (nerc.ac.uk)
  • The FO of Calculites obscurus -as the marker event for the top of CC16 biozone is not identified but on the basis of suspected LO of Lithastrinus septenarius as the marker event of the top of UC11 and onset of UC12, the record of early Santonian beds seems probable. (gsjournal.ir)
  • The stratigraphic interval from upper Turonian to uppermost Santonian can be resolved using bioevents recognized in the mid-high latitude sections. (researchgate.net)
  • The Lower Two Medicine dates to late Santonian to early Campanian times. (wikipedia.org)
  • The Upper Two Medicine dates to middle-late Campanian times. (wikipedia.org)
  • The calcareous nannofossils of these units suggest a latest Santonian to early Campanian age. (sciendo.com)
  • The first period of volcanism and associated sedimentation started during the Middle Turonian and lasted until the Early Santonian under the control of an extensional tectonic regime, which created horst-graben topography along the sout. (metu.edu.tr)
  • Mortimore and Wood, 1986), or the geologically much younger Early Campanian flints in the Harrow Hill Flint Mines in Sussex, England Fig. 7). (depositsmag.com)
  • Radiolarians in this Campanian interval show moderate-good preservation. (tamu.edu)
  • An emerging palaeoceanographic 'missing link': multidisciplinary study of rarely recovered parts of deep-sea Santonian-Campanian transition from Shatsky Rise. (iodp.org)
  • Channel patterns fluctuated across the low - high sinuosity transition. (soton.ac.uk)
  • A new upper Middle Ordovician-Lower Silurian drillcore standard succession from Borenshult in Ostergotland, southern Sweden: 2. (lu.se)
  • Behind that Hill said are two wells, Cataback-1 and Pinktail-1, both of which are in the Campanian play while adding that Fangtooth-1, which is in more of a deeper play, is coming up in the queue. (oilnow.gy)
  • Once the foregoing exercises are completed, Hill said the partners will go after deeper penetrations in the lower Campanian/ Upper Santonian play as a result of the drilling programme it has planned for the year. (oilnow.gy)
  • Carbonate muds accumulate in protected "low-energy" settings on the platform top and are also exported to adjacent deeper-water settings. (searchanddiscovery.com)
  • Calcareous microfossils are generally present throughout the black shales, although foraminifers are often poorly preserved and of low diversity. (tamu.edu)
  • This lower unit is subdivided into a non-marine lower and a largely marine upper part. (sciendo.com)
  • Here we report new data on the Upper Triassic Polzberg Konservat-Lagerstätte in the Northern Calcarous Alps of Lower Austria. (springeropen.com)
  • The resulting details on the fauna and flora yielded new insights into the Polzberg palaeocommunity of the Northern Calcareous Alps of Lower Austria and corroborated the assumptions made by Lukeneder and Lukeneder ( 2021 ). (springeropen.com)
  • Both upper Turonian and middle-lower Turonian microfossil assemblages were distinguished. (tamu.edu)
  • Biozonation and biochronology of Paleogene calcareous nannofossils from low and middle latitudes. (iodp.org)
  • nov. is recorded from the type section of the Atherfield "Group" (Lower Aptian) on the Isle of Wight (map ref. (researchgate.net)
  • The Variscan crust (Palaezoic platform) has a much simpler structure than the crust of the EEC and TESZ, due to the absence of a high velocity lower crust (Guterch and Grad, 2006). (edu.pl)
  • First record of Upper Turonian rudists (Mollusca, Hippuritoidea) in the Bey Da? (researchgate.net)
  • This is the first record of Upper Turonian rudists from Turkey. (researchgate.net)
  • This region during the Campanian experienced a long dry season and warm temperatures. (wikipedia.org)
  • The group is found in England, northern France, the low countries, northern Germany, Denmark and in the subsurface of the southern part of the North Sea. (paleontologyworld.com)
  • The Seven Sisters Flint Band at Dieppe West Cliff, Upper Normandy France, is a semi-continuous layer here with a cave system developed along its surface. (depositsmag.com)
  • A veneer of middle Miocene ooze at the top of the section overlies a sliver of lower Oligocene calcareous ooze rich in diatoms and radiolarians. (tamu.edu)
  • In the central regions, the Upper Jurassic oil and gas play as part of the Bazheno-Abalak play is beginning to actively develop. (neftegazru.com)