Étienne Geoffroy Saint-Hilaire
É. Geoffroy Saint-Hilaire; Etienne Geoffroy Saint-Hilaire; Geoffroy; E. Geoffroy Saint-Hilaire; Étienne Geoffrey Saint-Hilaire
April 15, 1772 – June 19, 1844
biologist, politician, zoologist, naturalist, ornithologist
French naturalist who established the principle of "unity of composition" (1772-1844)
http://www.wikidata.org/entity/Q192428
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