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Gerd E. G. Westermann

Observed names: G. E. G. WESTERMAN, G. E. G. Westerman, G. E. G. Westermann, G. E. Westermann, G. Westermann, G.E.G Westtermann, G.E.G. WESTERMANN, G.E.G. Westermann, GERD E. G. WESTERMANN, Gerd E.G Westermann, Gerd E.G. Westermann, Gerd EG Westermann, Gerd Ernst Gerold Westermann, Gerd Westermann, Gerd. E.G. Westermann, Westermann, G. E. G., Westermann, G. E. G. (Gerd Ernst Gerold), gerd E. G. Westermann
OpenAlex ID: A5111764972
Ammonoid Life and Habitat
1996 · Gerd E. G. Westermann · Topics in geobiology · 336
Ontogeny and Phytogeny
1978 · Gerd E. G. Westermann · Geoscience Canada · 326
Form, structure and function of shell and siphuncle in coiled Mesozoic ammonoids /
1971 · Gerd Ernst Gerold Westermann · Royal Ontario Museum eBooks · 140
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Strength of concave septa and depth limits of fossil cephalopods
1973 · Gerd E. G. Westermann · Lethaia · 120
Marine faunal realms of the Mesozoic: review and revision under the new guidelines for biogeographic classification and nomenclature
2000 · Gerd E.G. Westermann · Palaeogeography Palaeoclimatology Palaeoecology · 118
Biochore classification and nomenclature in paleobiogeography: an attempt at order
2000 · Gerd E.G Westermann · Palaeogeography Palaeoclimatology Palaeoecology · 91
Ammonoid habitats and habits in the Western Interior Seaway: a case study from the Upper Cretaceous Bearpaw Formation of southern Alberta, Canada
1998 · Cameron J Tsujita, Gerd E.G. Westermann · Palaeogeography Palaeoclimatology Palaeoecology · 91
Model for origin, function and fabrication of fluted cephalopod septa
1975 · G. E. G. Westermann · Paläontologische Zeitschrift · 84
Sexual dimorphism in fossil metazoa and taxonomic - implications
1969 · Gerd E. G. Westermann · 84
Ammonite zones of the circum-Pacific region
1993 · A. Von Hillebrandt, P. Smith, et al. · Cambridge University Press eBooks · 64
Function of Complexly Fluted Septa in Ammonoid Shells II. Septal Evolution and Conclusions
1987 · Roger A. Hewitt, Gerd E. G. Westermann · Neues Jahrbuch für Geologie und Paläontologie - Abhandlungen · 62
Form and function of orthoconic cephalopod shells with concave septa
1977 · G. E. G. Westermann · Paleobiology · 59
Notes on animal weight, cameral fluids, swimming speed, and color polymorphism of the cephalopod Nautilus pompilius in the Fiji Islands
1977 · Peter Ward, Robert Stone, et al. · Paleobiology · 59
Hydrodynamic properties of cephalopod shell ornament
1976 · John A. Chamberlain, Gerd E. G. Westermann · Paleobiology · 58
Finite-element analysis of simulated ammonoid septa (extinct Cephalopoda): septal and sutural complexities do not reduce strength
2002 · Marwan A. Hassan, Gerd E. G. Westermann, et al. · Paleobiology · 55
The Macrocephalitinae and associated Bathonian and Early Callovian (Jurassic) ammonoids of the Sula Islands and New Guinea
1988 · Gerd E. G. Westermann, J. H. Callomon · Palaeontographica Abteilung A · 55
Middle Jurassic ammonites of Tibet and the age of the lower Spiti Shales
1988 · Westermann, G. E. G. (Gerd Ernst Gerold), Wang, Yigang · Biodiversity Heritage Library (Smithsonian Institution) · 52
3. South America and Antarctic Peninsula - 3.2 Middle Jurassic of South America and Antarctic Peninsula
1990 · A. C. Riccardi, G. E. G. Westermann, et al. · Newsletters on Stratigraphy · 51
Mechanical significance of ammonoid septa with complex sutures
1997 · Roger A. Hewitt, Gerd. E.G. Westermann · Lethaia · 50
Mesozoic Tethyan strata of Thakkhola, Nepal: evidence for the drift and breakup of Gondwana
1991 · F.M. Gradstein, M.R. Gibling, et al. · Palaeogeography Palaeoclimatology Palaeoecology · 50
Were limpets or mosasaurs responsible for the perforations in the ammonite Placenticeras?
2001 · Cameron J Tsujita, Gerd E.G Westermann · Palaeogeography Palaeoclimatology Palaeoecology · 48
The Bajocian (Jurassic) ammonite fauna of Oaxaca, Mexico
1986 · Jose Sandoval, Gerd E. G. Westermann · Journal of Paleontology · 48
The Siquisique ophiolites, Northern Lara State, Venezuela: A discussion on their Middle Jurassic ammonites and tectonic implications
1985 · P. E. BARTOK, O. RENZ, et al. · Geological Society of America Bulletin · 47
Function of Complexly Fluted Septa In Ammonoid Shells I. Mechanical Principles and Functional Models
1997 · Roger A. Hewitt, Gerd E. G. Westermann · Neues Jahrbuch für Geologie und Paläontologie - Abhandlungen · 45
Middle Jurassic ammonite evolution in the Andean province and emigration to tethys
2005 · Gerd E. G. Westermann, Alberto C. Riccardi · Springer eBooks · 39
Works count: 154
Citation count: 3,763
H-index: 34
I10-index: 94
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