Results 181 to 190 of about 64,478 (218)
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Upper Jurassic-Lower Cretaceous dinoflagellate assemblages from Arctic Canada
1975This paper describes the taxonomy, biostratigraphy and geographic occurrence within the Canadian Boreal Region of an Upper Jurassic-lowermost (Oxfordian-Berriasian) Cretaceous/dinoflagellate cyst assemblage . This association, termed the Borealis Assemblage is intermediate in age between assemblages described by Johnson and Hills (1973) from older ...
W W Brideaux, M J Fisher
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AN UPPER JURASSIC REEF COMPLEX FROM SLOVENIA, YUGOSLAVIA
1981An Upper Jurassic Oxfordian and lower Kimmeridgian reef complex is well exposed in the area of Slovenia northwestern Yugoslavia This reef complex is thought to be a barrier reef that developed along the shelf margin of an ancient carbonate platform From basin to lagoon the following subdivisions have been delineated a fore reef area characterized by ...
DRAGICA TURNŠEK +2 more
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Upper Jurassic Pleurotomariidae (Gastropoda) from southwestern Madagascar
2007(Uploaded by Plazi from the Biodiversity Heritage Library) No abstract provided.
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Upper Triassic–lowermost Jurassic palynology and palynostratigraphy: a review
Geological Society, London, Special Publications, 2010Abstract This review advances understanding of the palynostratigraphy of the Late Triassic–Early Jurassic by correlating the established palynozonations for the northern and southern hemispheres. Previous palynological studies have contributed greatly to our understanding of the biostratigraphy, paleoclimatology and paleogeography of the ...
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Depositional Environments of Some Upper Jurassic Oncoids
1983Oncolites occur abundantly in the Upper Jurassic limestones of French Jura mountains, Paris Basin, Aquitain basin and also in the Spanish province of Valencia. On the basis of preliminary observations of oncolites of these regions, seven representative and well exposed oncoid-bearing carbonate sequences from the French Jura were studied in detail for ...
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Molecular classification and diagnostics of upper urinary tract urothelial carcinoma
Cancer Cell, 2021Yoichi Fujii +2 more
exaly
Upper Jurassic Oolite Shoals, Dorset Coast, England
1975Oolitic sediments described here form part of the Osmington Oolite Series of the Corallian Beds, which are Upper Oxfordian in age (units do not conform to standard stratigraphic usage, but are firmly embedded in existing literature). The examples described here are exposed in cliff sections northwest of Weymouth, Dorset.
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Upper Jurassic (Callovian�Portlandian)
2018Ian P. Wilkinson, Robin C. Whatley
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Timing of Endoscopy for Acute Upper Gastrointestinal Bleeding
New England Journal of Medicine, 2020James Yw Lau +2 more
exaly