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The AAPG/Datapages Combined Publications Database
Showing 3,675 Results. Searched 201,049 documents.
On the measurement of repair frequency: How important is data standardization?
Gregory P. Dietl, Mary E. Kosloski
PALAIOS
... or being unaware of the problems with RF data, however, may lead to systematic bias toward specific kinds of explanations for ecological...
2013
Cryptic diagenetic changes in Quaternary aragonitic shells: A textural, crystallographic, and trace-element study on Amiantis purpurata (Bivalvia) from Patagonia, Argentina
M. Sol Bayer, Fernando Colombo, Natalia S. De Vincentis, Gonzalo A. Duarte, Raúl Bolmaro, Sandra Gordillo
PALAIOS
... et al., 2003; Cherns et al., 2011). One exception is for the Cenozoic A-seas (aragonitic seas), in which a positive bias favoring aragonitic bivalves...
2013
Taphonomy and depositional setting of the Burgess Shale Tulip Beds, Mount Stephen, British Columbia
Lorna J. O'Brien, Jean-Bernard Caron, Robert R. Gaines
PALAIOS
... no particular taphonomic bias against the preservation of certain groups of organisms or tissue types. However, some taxa are primarily represented...
2014
OLD DATA FOR OLD QUESTIONS: WHAT CAN THE HISTORICAL COLLECTIONS REALLY TELL US ABOUT THE NEOGENE ORIGINS OF REEF-CORAL DIVERSITY IN THE CORAL TRIANGLE?
KENNETH G. JOHNSON, WILLEM RENEMA, BRIAN R. ROSEN, NADIEZHDA SANTODOMINGO
PALAIOS
... without bias from different perceived facies or paleohabitats using a methodology for establishing the relative abundance of different taxa...
2015
MULTISTEP TAPHONOMIC ALTERATIONS IN FLUVIAL MOLLUSK SHELLS: A CASE STUDY IN THE TOURO PASSO FORMATION (PLEISTOCENE HOLOCENE), SOUTHERN BRAZIL
FERNANDO ERTHAL, CARLA B. KOTZIAN, MARCELLO G. SIMÕES
PALAIOS
..., were stored in plastic bags and examined in the laboratory, to avoid bias against small body size (e.g., Cooper et al. 2006). Whenever possible, each...
2015
Comparison of Quantitative Mineral Analysis By X-Ray Diffraction and Fourier Transform Infrared Spectroscopy
Paul R. Craddock, Michael M. Herron, Susan L. Herron
Journal of Sedimentary Research (SEPM)
..., sandstone, and organic-rich mudrock. The two sets of spectra for each sample practically overlay, with no systematic bias or large deviation in any...
2017
Unveiling the consequences of environmental variation and species abundances on beach taphofacies in Bahamas: the role of cementation and exhumation
Sol Bayer, Diego Balseiro, Diego F. Muñoz, Sandra Gordillo
PALAIOS
..., and ornamentation of shells provide a hydrodynamic signature that can induce taphonomic bias by selective transport and create problems for analyses...
2019
Molluscan live-dead fidelity of a storm-dominated shallow-marine setting and its implications
Madhura Bhattacherjee, Devapriya Chattopadhyay, Bidisha Som, Ammu S. Sankar, Satyaki Mazumder
PALAIOS
... transportation (Hubbard 1992; Hohenegger and Yordanova 2001) and hence, could lead to greater taphonomic bias in benthic marine records. Dominici...
2021
Preservation and Host Preferences of Late Frasnian (Late Devonian) Skeletobionts in the Appalachian Foreland Basin, USA
James P. Kerr, Jaleigh Q. Pier, Sarah K. Brisson, J. Andrew Beard, Andrew M. Bush
PALAIOS
... common in coarser lithologies, reflecting either an ecological preference for sands over muds or a bias against preservation in mudstones...
2022
Carbon Dioxide and Organic Acids: Their Role in Porosity Enhancement and Cementation, Paleogene of the Texas Gulf Coast
Paul D. Lundegard, Lynton S. Land
Special Publications of SEPM
... (Loucks et al. 1984; Milliken et al., 1981). There are clearly several potential sources of bias or error in these data. There is some subjectitivity...
1986
Global Sea-Level Changes During the Past Century
Vivien Gornitz, Sergej Lebedeff
Special Publications of SEPM
... suggests that the observed change represents a true eustatic sea-level rise in spite of noisy data, geographic bias, and differences in approach...
1987
Development of Hydraulic Fracture Hits and Fracture Redirection Visualized for Consecutive Fracture Stages with Fast Time-stepped Linear Superposition Method (TLSM)
Tri Pham, Ruud Weijermars
Unconventional Resources Technology Conference (URTEC)
... pronounced in that of the single well with the fracture spacing of 20 feet. Hydraulic fracture deviation bias towards the heel is also seen, along...
2020
Microanalysis of carbonate cement δ18O in a CO2-storage system seal: Insights into the diagenetic history of the Eau Claire Formation (Upper Cambrian), Illinois Basin
Maciej G. Śliwiński, Reinhard Kozdon, Kouki Kitajima, Adam Denny, and John W. Valley
AAPG Bulletin
.... Fournelle, A. Denny, and J. W. Valley, 2015a, Secondary ion mass spectrometry bias on isotope ratios in dolomite–ankerite, part I: δ18O matrix effects...
2016
Some Problems in Thermal History Studies
David Deming, Jeffrey A. Nunn, Steven Jones, David S. Chapman
Rocky Mountain Section (SEPM)
... include mis-identification of vitrinite, reworking, possible sample bias, a dependence of reflectance on lithology, oxidation, and a lack of inter...
1990
The Occurrence and Significance of Ulcerative Shell Disease (USD) on Geoemydid Turtles, Middle Eocene, Southwestern Wyoming, United States
John-Pal Zonneveld, Williams S. Bartels
PALAIOS
... with preserved diagnostic elements, which were collected and retained in the UMMP collections. This, of course, introduces a collector bias into the dataset...
2023
Evaluation of a workflow to derive terrestrial light detection and ranging fracture statistics of a tight gas sandstone reservoir analog
Patrick Wüstefeld, Maite de Medeiros, Bastian Koehrer, Dominik Sibbing, Leif Kobbelt, and Christoph Hilgers
AAPG Bulletin
..., doi:10.1016/j.marpetgeo.2010.03.011. Lato, M. J., M. S. Diederichs, and D. J. Hutchinson, 2010, Bias correction for view-limited Lidar scanning...
2018
Dinosaur death pits from the Jurassic of China
David A. Eberth, Xu Xing, James M. Clark
PALAIOS
... and a large, and possibly, gregarious local population were responsible for its becoming mired in large numbers. A bias for small theropods...
2010
Meeting Societal Resource and Environmental Requirements into the Twenty-First Century: A Conference Report
Lee C. Gerhard
Environmental Geosciences (DEG)
... all bias or at least stating the bias inherent in the information. The ethics of science become extremely important when addressing decision-makers...
1999
U-Pb Dating of Detrital Zircons From West Java Show Complex Sundaland Provenance
Benjamin Clements, Robert Hall
Indonesian Petroleum Association
... al., 2008) and NIST 612 silicate glass (Pearce et al., 1997) were used to correct for instrumental mass bias and depth-dependent interelement...
2008
Regional-Scale Marine Faunal Change in Eastern Australia During Permian Climate Fluctuations and Its Relationship to Local Community Restructuring
Matthew E. Clapham, Noel P. James
PALAIOS
... it is an uncommon constituent of the heavily sampled low-latitude faunas (Fig. 3). We corrected for this low-latitude bias for each genus by fitting...
2012
Muricid drilling predation at high latitudes: Insights from the southernmost Atlantic
Julieta C. Martinelli, Sandra Gordillo, Fernando Archuby
PALAIOS
... part of the intertidal community, and possibly there is an underrepresentation of the soft subtidal environments. An added taphonomic bias...
2013
Taphonomic dynamics of lacustrine ostracodes on San Salvador Island, Bahamas: High fidelity and evidence of anthropogenic modification
Andrew V. Michelson, Lisa E. Park
PALAIOS
... organisms enter these records must be understood in order to eliminate or correct for sources of preservational bias. In particular, studies of the accuracy...
2013
The Discovery Of Daqing Oilfield In China
Mu Liu
Petroleum History Institute
... discovered the oil field. Due to the political influence and academic bias, there is no widely accepted consensus in Chinese academia. However, three...
2017
Vegetation change in Siberia and the northeast of Russia during the Cenozoic Cooling: A study based on diversity of plant functional types
Svetlana Popova, Torsten Utescher, Dmitry V. Gromyko, Volker Mosbrugger, Elena Herzog, Louis François
PALAIOS
... (program SSCstat) providing additional information on statistical significance of the displayed gradients. In order to minimize taphonomic bias we do...
2013
Geochemistry of Gases in the Malay Basin
Douglas Waples, Mahadir Ramly
Geological Society of Malaysia (GSM)
... bias caused by a domination of data from wells with many gas samples, each formation in each well is represented by only a single point, regardless...
1996