The Upright Ape: A New Origin of the Species

by Aaron G. Filler, MD, PhD

Figure 3-1 Geoffroy's Discovery and Drawing of Polypterus

Polypterus - described by Etienne Geoffroy Saint-Hilaire

Figure 3-1 – Geoffroy’s Figure of Polypterus

The discovery of this fish that could breathe air with its lungs and could pull itself along on dry land with its four fins was one of the great events of 19th century science and probably played a greater role than any other event in the eventual emergence of the theory of evolution sixty years later.

Figure credit -

From: France. Commission des sciences et arts d'Egypte. (1821). Description de l'Égypte : ou, Recueil des Observations et des Recherches qui ont été Faites en Égypte Pendant l'Expédition de l'Armée Française. Paris, Imprimerie de C.L.F. Panckoucke.

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