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Comparative paleontology and stratigraphy of Valanginian Polyptychitinae and Simbirskitinae in Sverdrup Basin (Arctic Canada) and lower saxony basin (northwest Germany)

J.A. Jeletzky, E. Kemper
Bok Engelsk 1988

Lower Cretaceous and Jurassic rocks of McDougall Pass area and some adjacent areas of north-central Richardson Mountains, northern Yukon territory and northwestern district of Mackenzie, N.W.T. (NTS-116P/9 and 116P/10) : a reappraisal

J.A. Jeletzky
Bok Engelsk 1980

Macrofossil zones of the marine cretaceous of the Western interior of Canada and their correlation with the zones and stages of Europe and the Western interior of the United States

Jeletzky, J.A.
Bok Engelsk 1968

Upper Volgian (latest Jurassic) ammonites and Buchias of Arctic Canada

Jeletzky, J.A.
Bok Engelsk 1966

Late Upper Jurassic and early Lower Cretaceous fossil zones of the Canadian Western Cordillera, British Columbia

Jeletzky, J.A.
Bok Engelsk 1965

Thorsteinssonoceras : a new craspeditid ammonite from the Valanginian of Ellesmere Island, Arctic Archipelago

Jeletzky, J.A.
Bok Engelsk 1965

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