Petroleum Reservoirs Among Evaporitic Rocks of Western Canada and Northern United States: ABSTRACT

AAPG Bulletin ◽  
1968 ◽  
Vol 52 ◽  
Author(s):  
J. G. C. M. Fuller
Keyword(s):  
United States ◽  
Petroleum Reservoirs ◽  
Western Canada ◽  
Northern United States

Population fragmentation and inter-ecosystem movements of grizzly bears in western Canada and the northern United States

2011 ◽  
Vol 180 (1) ◽  
pp. 1-46 ◽  
Author(s):  
Michael F. Proctor ◽  
David Paetkau ◽  
Bruce N. Mclellan ◽  
Gordon B. Stenhouse ◽  
Katherine C. Kendall ◽  
...  
Keyword(s):  
United States ◽  
Grizzly Bears ◽  
Western Canada ◽  
Population Fragmentation ◽  
Northern United States

The North American Species in Group VII of Ips De Geer (Coleoptera: Scolytidae)

1965 ◽  
Vol 97 (2) ◽  
pp. 193-198 ◽  
Author(s):  
G. R. Hopping
Keyword(s):  
United States ◽  
New Species ◽  
North American ◽  
North American Species ◽  
The North ◽  
Northern United States

AbstractGroup VII of North American Ips contains I. thomasi, new species, I. borealis Swaine and I. swainei R. Hopping. They are less than 4.0 mm. long and females have the front of the head or at least the vertex smooth and shining, impunctate, or with very fine sparse punctures; males are more coarsely granulate-punctate on the frons. The species are described and a key is given. All breed in Picea in Canada and northern United States.

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