12 



Eugenics Record Office, Bui<i.etin No. 4 



a feeble-minded woman to an alcoholic man (Figs. 13, 14, 15). 

 There were 61 offspring altogether, of whom 23 died early (an 

 infant mortality of 38 per cent.)- Of those that grew up 5 were 

 normal (i of these doubtfully so), 10 epileptic, 17 feeble-minded, 

 5 neurotic and one sexually immoral. This result is remarkable. 

 It indicates either that some of the alcoholic fathers were also 

 feeble-minded, while others had merely half of their germ cells 



EnSSgS 





& 



®§I ®^ 



Fig. 16. This is a very instructive pedigree. The central mating near 

 the top introduces us to a migrainous woman (of whose connections prac- 

 tically nothing is known) who marries a man of whorn^ little is known 

 except that he suffered from "paralysis" and that he had an insane 

 brother and niece. Of the ten children who survived nothing is known of 

 one. Of the other nine, three are normal, three neurotic, two alcoholic and 

 one epileptic. This epileptic child marries an alcoholic and erotic man and 

 has two epileptic sons. The insane niece, alluded to above, marries an 

 alcoholic first cousin and has four children of whom three are feeble- 

 minded and one died in convulsions, indicating a probable epileptic ten- 

 dency. Case 2487. 



defective ; or there is another possibility that we shall discuss 

 more fully below. 



Table III comprises 12 fraternities containing epilepsy or 

 feeble-mindedness in which one parent is feeble-minded or epilep- 

 tic and in one case " insane," while the other shows some evidence 

 of mental weakness, implied by the terms: migrainous, choreic, 

 neurotic, and paralytic (Figs. 17, 18, 19). These fraternities com- 

 prise 86 offspring of whom details are known concerning about 



