as quoted from "Discourse on the Revolutionary Upheavals on the Surface of the Earth".
Georges Cuvier: Citáty v angličtine
about the writings of Joseph Banks. as stated in "Cavendish: The Experimental Life" on page 461, by Christa Jungnickel and Russell McCormmach, published in 1999.
Rapport historique sur les progrès des sciences naturelles http://books.google.com/books?id=ajsyAQAAMAAJ (1810) as quoted in Clifford D. Conner, A People's History of Science (2005)
The Animal Kingdom https://books.google.it/books?id=gKBgAAAAcAAJ&pg=PA0, trans. H. McMurtrie, London: Orr and Smith, 1834, p. 37.
as stated in 1796 before the National Institute of Sciences and Arts in Paris, concerning fossil elephants.