Davenport and Weeks: Inheritance of Epii<EPsy 



23 



the 33 parents have relatives with admitted epilepsy, imbecility or 

 insanity. Of the three excepted parents one has a brother who 

 died at 35 years of meningitis and one has a brother who died of 

 encephalitis and a sister with goitre. Since only two tenths of 

 one per cent, of the population at large is epileptic the fact that 



TABLE D. 



Classifying the Defective and Tainted Relatives of Two Normal Parents 



WHO HAVE Epileptic Children. 



1.5 per cent, of the known relatives of the normal parents of epi- 

 leptics are epileptic shows that these normal parents do not belong 

 to normal strains. All facts speak for the conclusion that, pos- 

 sibly with the exception of the father of case 1356, all parents of 

 epileptics in Table D belong to neuropathic strains; and warrant 



