The Origin of Species
Darwin's diagram of the "principle of divergence,"
from On the Origin of Species, 1859
(Readings: Darwin in Ridley, Darwin Reader, pp. 84-135)
| Evolution and Heredity in the Nineteenth Century
The Origin of Species
Darwin's diagram of the "principle of divergence,"
(Readings: Darwin in Ridley, Darwin Reader, pp. 84-135) |