[229] ‘The Variation of Animals and Plants under Domestication,’ vol. i. p. 309.
[230] ‘Fraser’s Magazine,’ Sept. 1868, p. 353. This article seems to have struck many persons, and has given rise to two remarkable essays and a rejoinder in the ‘Spectator,’ Oct. 3rd and 17th 1868. It has also been discussed in the ‘Q. Journal of Science,’ 1869, p. 152, and by Mr. Lawson Tait in the ‘Dublin Q. Journal of Medical Science,’ Feb. 1869, and by Mr. E. Ray Lankester in his ‘Comparative Longevity,’ 1870, p. 128. Similar views appeared previously in the ‘Australasian,’ July 13, 1867. I have borrowed ideas from several of these writers.
[231] For Mr. Wallace, see ‘Anthropolog. Review,’ as before cited. Mr. Galton in ‘Macmillan’s Magazine,’ Aug. 1865, p. 318; also his great work, ‘Hereditary Genius,’ 1870.
[232] ‘Hereditary Genius,’ 1870, p. 132-140.
[233] See the fifth and sixth columns, compiled from good authorities, in the table given in Mr. E. R. Lankester’s ‘Comparative Longevity,’ 1870, p. 115.
[234] ‘Hereditary Genius,’ 1870, p. 330.
[235] ‘Origin of Species’ (fifth edition, 1869), p. 104.
[236] ‘Hereditary Genius,’ 1870, p. 347.
[237] E. Ray Lankester, ‘Comparative Longevity,’ 1870, p. 115. The table of the intemperate is from Nelson’s ‘Vital Statistics.’ In regard to profligacy, see Dr. Farr, “Influence of Marriage on Mortality,” ‘Nat. Assoc. for the Promotion of Social Science,’ 1858.
[238] ‘Fraser’s Magazine,’ Sept. 1868, p. 353. ‘Macmillan’s Magazine,’ Aug. 1865, p. 318. The Rev. F. W. Farrar (‘Fraser’s Mag.,’ Aug. 1870, p. 264) takes a different view.