Search Results - "Ward, Peter D."

Mercury evidence from southern Pangea terrestrial sections for end-Permian global volcanic effects by Shen, Jun, Chen, Jiubin, Yu, Jianxin, Algeo, Thomas J., Smith, Roger M. H., Botha, Jennifer, Frank, Tracy D., Fielding, Christopher R., Ward, Peter D., Mather, Tamsin A.

“…The latest Permian mass extinction (LPME) was triggered by magmatism of the Siberian Traps Large Igneous Province (STLIP), which left an extensive record of…”
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Increased growth and germination success in plants following hydrogen sulfide administration by Dooley, Frederick D, Nair, Suven P, Ward, Peter D

“…This study presents a novel way of enhancing plant growth through the use of a non-petroleum based product. We report here that exposing either roots or seeds…”
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Intercontinental Dispersal of Bacteria and Archaea by Transpacific Winds by SMITH, David J, TIMONEN, Hilkka J, JAFFE, Daniel A, GRIFFIN, Dale W, BIRMELE, Michele N, PERRY, Kevin D, WARD, Peter D, ROBERTS, Michael S

“…Classifications Services AEM Citing Articles Google Scholar PubMed Related Content Social Bookmarking CiteULike Delicious Digg Facebook Google+ Mendeley Reddit…”
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Completing the loop of the Late Jurassic–Early Cretaceous true polar wander event by Hou, Yifei, Zhao, Pan, Qin, Huafeng, Mitchell, Ross N., Li, Qiuli, Hao, Wenxing, Zhang, Min, Ward, Peter D., Yuan, Jie, Deng, Chenglong, Zhu, Rixiang

“…The reorientation of Earth through rotation of its solid shell relative to its spin axis is known as True polar wander (TPW). It is well-documented at present,…”
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Carbon isotope (δ13C) differences between Late Cretaceous ammonites and benthic mollusks from Antarctica by Tobin, Thomas S., Ward, Peter D.

“…Ammonites are one of the most common fossils of the Mesozoic, but there is little consensus on their mode of life. Isotopic studies have been used to…”
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Vertical distribution and migration patterns of Nautilus pompilius by Dunstan, Andrew J, Ward, Peter D, Marshall, N Justin

“…Vertical depth migrations into shallower waters at night by the chambered cephalopod Nautilus were first hypothesized early in the early 20(th) Century…”
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Morphological disparity in extant and extinct sepiid phragmocones: morphological adaptions for phragmocone strength compared to those related to cameral liquid emptying hypotheses by Ward, Peter D., Veloso, Job Lukas, Klug, Christian

“…The phragmocone-bearing coleoid cephalopods Sepia , Sepiella , Metasepia and Hemisepius (sepiids) are the most diverse of all extant chambered cephalopods and…”
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Cessation of a productive coastal upwelling system in the Panthalassic Ocean at the Permian–Triassic Boundary by Schoepfer, Shane D., Henderson, Charles M., Garrison, Geoffrey H., Ward, Peter D.

“…While the end-Permian extinction in the marine realm is well known from the Tethys Ocean, it remains little studied in the vast Panthalassic Ocean. Opal Creek,…”
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Demographic disequilibrium in living nautiloids (Nautilus and Allonautilus): Canary in the coal mines? by Saunders, W Bruce, Greenfest-Allen, Emily, Ward, Peter D

“…Averaged demographic data from previously unfished populations of Nautilus and Allonautilus (Cephalopoda) provide a baseline to determine if a population is…”
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Hypoxia, Global Warming, and Terrestrial Late Permian Extinctions by Huey, Raymond B., Ward, Peter D.

“…A catastrophic extinction occurred at the end of the Permian Period. However, baseline extinction rates appear to have been elevated even before the final…”
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Testing the limits in a greenhouse ocean: Did low nitrogen availability limit marine productivity during the end-Triassic mass extinction? by Schoepfer, Shane D., Algeo, Thomas J., Ward, Peter D., Williford, Kenneth H., Haggart, James W.

“…•An interval of enhanced N fixation, likely in response to N limitation, occurs in the uppermost Triassic.•This interval coincides with substantial decline in…”
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Three new species of Nautilus Linnaeus, 1758 (Mollusca, Cephalopoda) from the Coral Sea and South Pacific by Barord, Gregory J, Combosch, David J, Giribet, Gonzalo, Landman, Neil, Lemer, Sarah, Veloso, Job, Ward, Peter D

“…Nautiloids are a charismatic group of marine molluscs best known for their rich fossil record, but today they are restricted to a handful of species in the…”
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Comparative population assessments of Nautilus sp. in the Philippines, Australia, Fiji, and American Samoa using baited remote underwater video systems by Barord, Gregory J, Dooley, Frederick, Dunstan, Andrew, Ilano, Anthony, Keister, Karen N, Neumeister, Heike, Preuss, Thomas, Schoepfer, Shane, Ward, Peter D

“…The extant species of Nautilus and Allonautilus (Cephalopoda) inhabit fore-reef slope environments across a large geographic area of the tropical western…”
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Abrupt and Gradual Extinction Among Late Permian Land Vertebrates in the Karoo Basin, South Africa by Ward, Peter D, Botha, Jennifer, Buick, Roger, De Kock, Michiel O, Erwin, Douglas H, Garrison, Geoffrey H, Kirschvink, Joseph L, Smith, Roger

“…The Karoo basin of South Africa exposes a succession of Upper Permian to Lower Triassic terrestrial strata containing abundant terrestrial vertebrate fossils…”
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Nautilus pompilius life history and demographics at the Osprey Reef Seamount, Coral Sea, Australia by Dunstan, Andrew J, Ward, Peter D, Marshall, N Justin

“…Nautiloids are the subject of speculation as to their threatened status arising from the impacts of targeted fishing for the ornamental shell market. Life…”
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Microbial survival in the stratosphere and implications for global dispersal by Smith, David J, Griffin, Dale W, McPeters, Richard D, Ward, Peter D, Schuerger, Andrew C

“…Spores of Bacillus subtilis were exposed to a series of stratosphere simulations. In total, five distinct treatments measured the effect of reduced pressure,…”
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Bivalve network reveals latitudinal selectivity gradient at the end-Cretaceous mass extinction by Vilhena, Daril A., Harris, Elisha B., Bergstrom, Carl T., Maliska, Max E., Ward, Peter D., Sidor, Christian A., Strömberg, Caroline A. E., Wilson, Gregory P.

“…Biogeographic patterns of survival help constrain the causal factors responsible for mass extinction. To test whether biogeography influenced end-Cretaceous…”
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Altered River Morphology in South Africa Related to the Permian-Triassic Extinction by Ward, Peter D., Montgomery, David R., Smith, Roger

“…The Permian-Triassic transition in the Karoo Basin of South Africa was characterized by a rapid and apparently basin-wide change from meandering to braided…”
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A revisited phylogeography of Nautilus pompilius by Vandepas, Lauren E., Dooley, Frederick D., Barord, Gregory J., Swalla, Billie J., Ward, Peter D.

“…The cephalopod genus Nautilus is considered a “living fossil” with a contested number of extant and extinct species, and a benthic lifestyle that limits…”
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Enhancing paracellular permeability by modulating epithelial tight junctions by Ward, Peter D, Tippin, Tim K, Thakker, Dhiren R

“…The intestinal epithelium is a major barrier to the absorption of hydrophilic drugs. The presence of intercellular junctional complexes, particularly the tight…”
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