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, 1 8 

 Army families, birth-rate in, 141; 



officers, supply of, 166 



Bach family, 87 



Baring family, 99 



Barrington and Pearson, eyesight, 53 



Basset hounds, correlation of characters, 



33 



Bateson, Prof. William, mutations, 15 ; 

 Andalusian fowls, 18 ; reversion, 23 j 

 biology, 2 1 7 



Bean seeds, pure lines, 30 



Biffen, 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, 1355 in residential 

 districts, 135 j in mining districts, 

 135; and domestic servants, 136; 

 and Jews, 137, 147; in Friendly 

 Societies, 137; in landed families, 

 138} from ffAo's tTAo, 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, 194; in suc- 

 cessful classes, 208 



Boyle family, 84 



Boyle, Hon. Robert, 85 



Brachydactyly, 41 ; table of inheritance, 

 42 



Burke, Vichiitudet of Familiet, 118 

 Burlington, Earls of, 85 



Cambridge, University of, 91 ; birth- 

 rate in, 141 5 study of heredity in, 

 217 ; experimental farm, 217 



Canada, colonization of, 1 59 ; domestic 

 service, 20; ; pauper colonist!, 20$ 



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 ; British, 

 domestic service, 202 



Commissions, Royal, on Feeble-Minded, 

 62 ; recommendations, 212 : on Poor 

 Law, 172; recommendations, 21) 



Cork, Earl of, 85 



Correlation, coefficient of, 30, 51 



Cotton famine and infant mortality, 200 



Cousins, marriages of, 4$ 



Craftsmanship, 187, 188 



Crewe, Earl of, 97 



Crime and mental defect, 64, 69 



Curves, for u heads and tails," 26 ; chett 

 measurements, 27 ; evening primroses, 



Darwin, Charles, origin of specie*. 7, 



'4 



Darwin family, 89, 90 

 Deaf-mutism, 48 

 Deafness, 47 



Decadence, 124, 132, 148 

 De Candolle, Protestant clergy, 197 

 Decline of Empires, 148 

 Devon, seafaring families, 101 



231 



