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THE UPPER CRETACEOUS GEOCHRONOLOGICAL SCALE
International Geology Review, 1984(1984). THE UPPER CRETACEOUS GEOCHRONOLOGICAL SCALE. International Geology Review: Vol. 26, No. 7, pp. 761-764.
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Iterative progenesis in Upper Cretaceous ammonites
Paleobiology, 1989Pteroscaphites are small, rare species of scaphitid ammonites from the Upper Cretaceous (Turonian-Santonian) of the Western Interior of North America. Their evolution appears to parallel that of the larger species of Scaphites or Clioscaphites , with ...
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The Deepwater Upper Cretaceous Lewis Shale
2003Abstract A predictive model to estimate the distribution, sealing capacity and petrophysical properties of shale seals and flow barriers will significantly reduce the risks associated with hydrocarbon exploration and exploitation. Such a sequence stratigraphy-based predictive model must be grounded in outcrop and field analogs, such ...
William R. Almon +4 more
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Upper Cretaceous flora of Slovenia:
1999O najdbah rastlinskih fosilov v ploščatih in laminiranih zgornjekrednih apnencih Tržaško-komenske planote je bilo doslej malo znanega. Kljub razmeromaštevilnim primerkom iz Komenskega apnenca, ki jih že desetletja hranita Prirodoslovni muzej Slovenije v Ljubljani in Museo Civico di Storia Naturale v Trstu, so rastlinski fosili v geološki literaturi ...
Dobruskina, Inna A. +2 more
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The First Record of an Ammonite in the Upper Cenomanian (Upper Cretaceous) of the Crimea
Moscow University Geology BulletinCenomanian ammonoid Calycoceras (Calycoceras) naviculare (Mantell, 1822) (Acanthoceratidae, Ammonoidea) was found in the well-known section of Selbukhra Mountain in the vicinity of Nauchnyi Town of southwestern Crimea. This is the first find of the ammonoid in the upper Cenomanian deposits in the Crimea and in Russia.
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Upper Cretaceous of Central Chiapas, Mexico
AAPG Bulletin, 1959ABSTRACT The Tuxtla or Ocozocuautla formation has been attributed to various ages from Upper Jurassic to Eocene, and there has been controversy whether it lies below or above the thick rudist limestone which, under various names, has been referred to different ranges between Comanchean and Maestrichtian inclusive.
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The evolution of asymmetry in Upper Cretaceous Cyclothyris (Brachiopoda, Rhynchonellida)
Historical Biology, 2021Fernando García-Joral +2 more
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