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Skip to Search Results- 9Stockey, R.A.
- 6Rothwell, G.W.
- 3Currie, P. J.
- 3Smith, Selena Y.
- 3Stockey, Ruth A.
- 2Currah, Randolph S.
- 20Biological Sciences, Department of
- 20Biological Sciences, Department of/Journal Articles (Biological Sciences)
- 15Graduate and Postdoctoral Studies (GPS), Faculty of
- 15Graduate and Postdoctoral Studies (GPS), Faculty of/Theses and Dissertations
- 3Oil Sands Research and Information Network (OSRIN)
- 2Oil Sands Research and Information Network (OSRIN)/AOSERP Reports
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1976
Gorrell, H.A. (Study Coordinator)
In May of 1974, the Oil Sands Environment Study Group (O.S.E.S.G.) authorized a First Phase Regional Hydrogeological Study of the McMurray Oil Sands area in Alberta. The objects of the assigned study were to: • Determine the present availability of pertinent hydrogeological data. • Interpret this...
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1980
Detailed studies of groundwater-surface water systems in Hartley Creek basin show the creek to be at baseflow for only a few months in the winter when other contributions to streamflow are negligible. Following spring snowmelt, drainage of muskeg is the major contributor to streamflow along with...
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1981
The Athabasca Oil Sands cover an area of approximately 36,000 km2 and contain an estimated 626 billion barrels of bitumen (approximately 100 billion m3) in place. Recovery of this bitumen will be undertaken by strip mining where the oil sands are covered by less than 100 m of overburden. The...
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2000
A small permineralized osmundaceous stem has been collected from marine sediments of the Early Cretaceous (Aptian), Upper Chickabally Member of the Budden Canyon Formation near Ono, California. The specimen, 8.5 cm long and 5.4 cm wide, represents a stem surrounded by a mantle of stipular leaf...
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A new species of Pityostrobus from the Lower Cretaceous of California and its bearing on the evolution of Pinaceae.
Download2001
A single cylindrical, abraded cone specimen has been found associated with ammonites of the Lower Cretaceous Budden Canyon Formation near Ono, California. The specimen was embedded in bioplastic and sectioned using the cellulose acetate peel technique. The pith is composed of parenchyma and...
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Palaeoenvironment and palaeoecology of three Cretaceous snakes: Pachyophis, Pachyrhachis, and Dinilysia
Download2001
Caldwell, M. W., Albino, A. M.
The palaeoecology of three Late Cretaceous snakes is evaluated. Pachyophis woodwardi Nopcsa, 1923 and Pachyrhachis problematicus Haas, 1979, are Cenomanian in age and are found in carbonate rocks deposited in marine inter-reef basin environments of the European and African Tethys Sea. Dinilysia...
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2002
Two abraded, cylindrical cone specimens found in calcareous concretions from the Cretaceous Spray Formation (Late Campanian) of Vancouver Island, British Columbia, were sectioned using the cellulose acetate peel technique and characterized anatomically. Their sclerenchymatous pith is surrounded...
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2002
Cruden, D. M., Peterson, A., Thomson, S., Zabeti, P.
Abstract: The Lesueur landslide occurred on 3 September 1963 on the outside of a meander of the North Saskatchewan River in northeast Edmonton. The displaced volume was 0.76 Mm(3) of Pleistocene deposits and underlying Upper Cretaceous mudstones. The trigger of the landslide is believed to be...
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Anatomically preserved Cycadeoidea (Cycadeoidaceae), with a reevaluation of systematic characters for the seed cones of Bennettitales
Download2002
Four anatomically preserved ovulate cycadeoid cones have been recovered from three localities in Upper Cretaceous (Turonian/ Coniacian-Late Campanian) sediments of Vancouver and Hornby Islands, British Columbia, Canada. All of the specimens are preserved by calcareous cellular permineralization...
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Cyathea cranhamii sp. nov. (Cyatheaceae), Anatomically Preserved Tree Fern Sori from the Lower Cretaceous of Vancouver Island, British Columbia
Download2003
Stockey, Ruth A., Rothwell, Gar W., Smith, Selena Y.
Permineralized cyatheaceous sori occur among remains of conifers, fungi, and other plants in newly discovered calcareous concretions from Early Cretaceous (Barremian) marine sediments of Vancouver Island, British Columbia, Canada. Sori are superficially attached in two rows to narrow pinnules and...