188 



WEEKS— HEREDITY OF EPILEPSY 



[April 19, 



to alcoholics. Of the remaining 57 matings, in 7 both parents were 

 alcoholic, and in 30 matings one parent was alcoholic, making a 

 total of 44 (14 + 30) where one parent was alcoholic. 



Simplex X Duplex. 



Under this classification we have attempted to analyze those 

 fraternities in which one parent was " tainted," although not epi- 

 leptic or feeble-minded, and the other one normal. 



In one hundred and twenty-seven fraternities there were 790 



Q 



O 



D- 



6W5¥SS"5^ 



14 2 3 



6miri 



TVi 





6 6hb 



Fig. 9. In this case a neurotic woman, descended from an epileptic 

 woman, married a man who was mentally normal, but who had an epileptic 

 sister. The first child died at the age of seven, the second has defective 

 speech, the third, fifth and sixth were normal, the fourth was migrainous, 

 the seventh had St. Vitus dance and the last is an epileptic. E, epileptic ; F, 

 feeble-minded ; M, migrainous ; A, alcoholic ; .V, normal ; T, tubercular. 

 Case 2,673. 



conceptions. Of the 477 classified as normal, mentally deficient or 

 tainted; 130, or 27 per cent., are epileptic, 15, or 3 per cent., feeble- 

 minded. (Fig. 9.) 



At least 74 of these reported normal parents have been found 

 by the field worker to have tainted heredity, so that these matings 



