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Members of the French Academy of Sciences
Members of the Royal Netherlands Academy of Arts and Sciences
Foreign members of the Royal Society
1875 deaths
Proponents of scientific racism
19th-century Roman Catholics
Proto-evolutionary biologists
1783 births
Belgian Roman Catholic writers
Belgian geologists
Scientists from Liège

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Jean Baptiste Julien d'Omalius d'Halloy

1822 in science

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Jurassic

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Geologic time scale

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Cretaceous

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