INDEX 



Ability in man, 57 ; inheritance of, 73 ; 



pedigrees of, 81, 83 ; various types of, 



88, 100 

 Acquired characters, inheritance of, 1 5 

 America, domestic service, 206 

 Ancestral inheritance, law of, 33 

 Andalusian fowls, 18 

 Army families, birth-rate in, 141 ; 



officers, supply of, 166 



Bach family, 87 



Baring family, 99 



Harrington and Pearson, eyesight, 53 



Basset hounds, correlation of characters, 



33 



Bateson, Prof. William, mutations, 15 ; 

 Andalusian fowls, 18 ; reversion, 23 ; 

 biology, 217 



Bean seeds, pure lines, 30 



Biften, R. H., wheat, 24 



Biological measurements, 27 



Birth-rate, general, 122; European, 

 126; Irish, 127 ; German, 127, 131 ; 

 English, 127, 133 ; French, 127; 

 urban and rural, 135; in residential 

 districts, 135; in mining districts, 

 135; and domestic servants, 136; 

 and Jews, 137, 147 5 '" Friendly 

 Societies, 137; in landed families, 

 138; from Who's Who, 139; in 

 clerical families, 140 ; in military 

 families, 141 ; in University of Cam- 

 bridge, 141 ; in Roman Catholic 

 families, 142 ; selective, 148 ; in 

 Canada, 160 ; and Old Age Pensions, 

 170; causes of the decline, 177; 

 parental responsibility, 181 ; economic 

 aspect, 192; taxation, 194J in suc- 

 cessful classes, 208 



Boyle family, 84 

 Boyle, Hon. Robert, 85 

 Brachydactyly, 41 ; table of inheritance, 

 42 



Burke, Vicissitudes of Families, ii8 

 Burlington, Earls of, 85 



Cambridge, University of, 91 ; birth- 

 rate in, 141 ; study of heredity in, 

 217 ; experimental farm, 217 

 Canada, colonization of, 159; domestic 



service, 20<; ; pauper colonists, 205 

 Canning, Earl, 98, 117 

 Canning family, 97 

 Celibacy, restriction of, 90 

 Chance, action of, 25 

 Civil Service, supply of candidates, 168 

 Clergy, supply of candidates, 167 ; home 



environment, 197 

 Clerical families, birth-rate in, 140 

 Coefficient of correlation, 30, 52 

 College of Arms, reformed, 222 

 Colonies, American, 157 j British, 



domestic service, 202 

 Commissions, Royal, on Feeble-Minded, 

 62 J recommendations, 212 : on Poor 

 Law, 172 ; recommendations, 213 

 Cork, Earl of, 85 

 Correlation, coefficient of, 30, 52 

 Cotton famine and infant mortality, 200 

 Cousins, marriages of, 45 

 Craftsmanship, 187, 188 

 Crewe, Earl of, 97 

 Crime and mental defect, 64, 69 

 Curves, for "heads and tails," 26 ; chest 

 measurements, 27 ; evening primroses, 



27 



Darwin, Charles, origin of species, 7, 



14 

 Darwin family, 89, 90 

 Deaf-mutism, 48 

 Deafness, 47 



Decadence, 124, 132, 148 

 De CandoUe, Protestant clergy, 197 

 Decline of Empires, 148 

 Devon, seafaring families, 10 1 



231 



