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Letter 10501

Haeckel, E. P. A. to Darwin, C. R.

9 May 1876


Sends Die Perigenesis der Plastidule [1876]. Comments on CD’s theory of Pangenesis. Explains his own theory of Perigenesis.

Returns Webb and Berthelot, Îles Canaries; Géographie botanique [1840].

Describes work on 3d ed. of Anthropogenie.


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