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- 795Biological Sciences, Department of/Journal Articles (Biological Sciences)
- 63Mathematical and Statistical Sciences, Department of
- 63Mathematical and Statistical Sciences, Department of/Research Publications (Mathematical and Statistical Sciences)
- 39The NSERC TRIA Network (TRIA-Net)
- 39The NSERC TRIA Network (TRIA-Net)/Journal Articles (TRIA-Net)
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Permineralized ferns from the middle Eocene Princeton chert. I. Makotopteris princetonensis gen. et sp. nov. (Athyriaceae).
Download1999
Stockey, R.A., Rothwell, G.W., Nishida, H.
The occurrence of numerous anatomically preserved specimens of an extinct filicalean fern in the middle Eocene Princeton chert from southern British Columbia, Canada, provides the basis for characterizing a new genus and species of the Athyriaceae. Fossils include narrow horizontal rhizomes with...
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Permineralized Fruits and Seeds from the Princeton Chert (Middle Eocene) of British Columbia: Araceae.
Download1988
Cevallos-Ferriz, S., Stockey, R.A.
Some of the most conspicuous fruit and seed remains from the Middle Eocene Princeton chert locality (Allenby Formation) are assignable to the Araceae. Several thousand campylotropous, reniform, spiny seeds 2.5-3.2 mm long x 1.8-2.3 mm wide have been found dispersed in the chert. Two fruits, each...
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1986
Three fragments of fascicles of a possible five-needle pine are described from the Upper Cretaceous Yezo Group (Santonian/Senonian) of Hokkaido. Specimens from the Omakizawa, Oyubari, Yubari City, the Koyanozawa, Ikushumbetsu, Mikasa City, and the Sankebetsugawa, Haboro are preserved in calcium...
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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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2009
Gibas, C.F.C., McGhee, D., Wang, W., Currah, R.S., Tsuneda, A
Phialocephala urceolata sp. nov. was isolated from a black film that had developed on a watersoluble proprietary heparin solution (pH 2.5). Morphological and enzymatic characters, along with phylogenetic analyses of rDNA sequence data, indicated that the conidial fungus is closely related to...
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Phoretic mite associates of mountain pine beetle at the leading edge of an infestation in northwestern Alberta, Canada
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Proctor, H. C., Evenden, M. L., Mori, B. A., Walter, D. E.
Abstract: We identified species of mites phoretically associated with mountain pine beetle, Dendroctonus ponderosae Hopkins (Coleoptera: Curculionidae: Scolytinae), collected from bolts of lodgepole pine, Pinus contorta Douglas ex Louden (Pinaceae), and pheromone-baited traps in northwestern...
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2006
Allen, D. M., Johnson, T., Allison, W. T., Hallows, T. E., Hawryshyn, C. W.
Abstract: Albino vertebrates exposed to intense light typically lose photoreceptors via apoptosis, and thus serve as useful models of retinal degeneration. In contrast, albino rainbow trout exposed to intense light maintain Populations of rod and cone nuclei despite Substantial damage to rod...