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August 1, 2025
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oct 23, 1775 - Robert Edmond Grant and Étienne Geoffroy Saint-Hilaire

Description:

Robert Edmond Grant (1793-1874) and Étienne Geoffroy Saint-Hilaire (1772-1844) further develop the ideas of Jean-Baptiste Lamarck & Erasmus Darwin to propose that plants and animals had a common evolutionary starting point (a view wrongly discredited by Richard Owen).

Added to timeline:

Date:

oct 23, 1775
Now
~ 249 years ago