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Filters: Author is Westrop, Stephen R.  [Clear All Filters]
2007
Westrop, S. R. (2007).  Taphonomic versus ecologic controls on taxonomic relative abundance patterns in tempestites. 19(2), 123-132.
1999
Westrop, S. R., & Cuggy M. B. (1999).  Comparative paleoecology of Cambrian trilobite extinctions. 73(2), 337-354.
1994
Melzak, A., & Westrop S. R. (1994).  Mid-Cambrian (Marjuman) trilobites from the Pika Formation, southern Canadian Rocky Mountains, Alberta. 31, 969-985.
1989
Westrop, S. R. (1989).  Facies anatomy of an Upper Cambrian grand cycle : Bison Creek and Mistaya formations, southern Alberta. 26, 2292-2304.
1987
Westrop, S. R., & Ludvigsen R. (1987).  Biogeographic control of trilobite mass extinction at an Upper Cambrian "Biomere" boundary. 13(1), 84-99.
1986
Ludvigsen, R., & Westrop S. R. (1986).  Classification of the Late Cambrian trilobite Idiomesus Raymond. 23, 300-307.
Westrop, S. R. (1986).  New ptychaspidid trilobites from the Upper Cambrian Mistaya Formation of southern Alberta. 23, 214-221.
Westrop, S. R. (1986).  Trilobites of the Upper Cambrian Sunwaptan Stage, southern Canadian Rocky Mountains, Alberta. 3, 1-179.
1983
Ludvigsen, R., & Westrop S. R. (1983).  Trilobite biofacies of the Cambrian-Ordovician boundary interval in northern North America. 7(4), 301-319.

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