Gerd E. G. Westermann

Ontogeny and Phytogeny

Gerd E. G. Westermann · Geoscience Canada · 1978 · 328 citations

Biology, Phylogenetics, Natural Sciences +2

Strength of concave septa and depth limits of fossil cephalopods

Gerd E. G. Westermann · Lethaia · 1973 · 118 citations

Marine faunal realms of the Mesozoic: review and revision under the new guidelines for biogeographic classification and nomenclature

Gerd E. G. Westermann · Palaeogeography Palaeoclimatology Palaeoecology · 2000 · 117 citations

Biology, Benthic Community, Marine Geology +11

Ammonoid habitats and habits in the Western Interior Seaway: a case study from the Upper Cretaceous Bearpaw Formation of southern Alberta, Canada

Cameron J. Tsujita, Gerd E. G. Westermann · Palaeogeography Palaeoclimatology Palaeoecology · 1998 · 90 citations

Paleoenvironmental Reconstruction, Western Interior Seaway, Geography +4

Biochore classification and nomenclature in paleobiogeography: an attempt at order

Gerd E. G. Westermann · Palaeogeography Palaeoclimatology Palaeoecology · 2000 · 89 citations

Palaeo-environmental Reconstruction, Paleoenvironmental Reconstruction, Phylogenetics +6