21. 註釋:
註 1: Chamber: Vestiges of the Natural History of
Creation
註 2: Wallace: On the Law which has regulated
the introduction of New Species
註 3: Taylor: The Science of Life. P143
註 4: Gardner: History of Biology. P294
註 5: Vorzimmer: Charles Darwin: The years of
controversy. P211
註 6: Hull: Darwin and His Critics. P228
註 7: Taylor: The Science of Life. P180