Darwin, Charles Robert; Biologist, develop theory of natural selection; 1809-1882. Works: The Descent of Man, and Selection in Relation to Sex (1871). Comparison of a human embryo with that of a dog. Woodcut. From the German translation by J.V.Carus, 1. Vol, 3. Edit. Stuttgart (E. Schweizerbarth'sche Verl. h.) 1875, p. 13. Berlin, Sammlung Archiv für Kunst und Geschichte.