Concepedia

The middle jurassic Bathonian-Callovian ammonites zones of the Argentine-Chilean andes

Alberto G. Riccardi, Gerd E. G. Westermann, Serge Elmi

Geobios · 1989 · 35 citations · 16 references

DOI

Concepts

References

16

Treatise on Invertebrate Paleontology

A. Hallam · Earth-Science Reviews · 1972 · 1.1K citations

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Geology of Parts of Antofagasta and Atacama Provinces, Northern Chile

H. J. Harrington · AAPG Bulletin · 1961 · 64 citations

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The Macrocephalitinae and associated Bathonian and Early Callovian (Jurassic) ammonoids of the Sula Islands and New Guinea

Gerd E. G. Westermann, J. H. Callomon · Palaeontographica Abteilung A · 1988 · 55 citations

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The Bajocian (Jurassic) ammonite fauna of Oaxaca, Mexico

José Sandoval, Gerd E. G. Westermann · Journal of Paleontology · 1986 · 49 citations

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Twin Creek limestone (Jurassic) in the western interior of the United States

Ralph Willard Imlay · USGS professional paper · 1967 · 48 citations · Full text

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