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Trilobites from the upper Lower to Middle Devonian Timrhanrhart Formation, Jbel Gara et Zguilma, southern Morocco
B. D. E. Chatterton · Canadian Society of Petroleum Geologists
177 sayfa · 2006
Trilobites / Paleontology / Paléontologie
Silicified Silurian odontopleurid trilobites from the Mackenzie Mountains
B. D. E. Chatterton · Canadian Society of Petroleum Geologists
126 sayfa · 1983
Paleontology / Trilobites
Upper Steptoean (Upper Cambrian) Trilobites from the McKay Group of southeastern British Columbia, Canada
B. D. E. Chatterton · Paleontological Society
43 sayfa · 1998
Fossil Arthropoda / Paleontology / Trilobites
Upper Devonian (Famennian) conodonts of the Palliser Formation and Wabamun Group, Alberta and British Columbia, Canada
David Ian Johnston, Derek I. Johnston, B. D. E. Chatterton · Canadian Society of Petrolem Geologists
154 sayfa · 2001
Conodonts / Fossil Animals / Paleontology / Earth Sciences - General / Earth Sciences - Geology