NOMADISM, WITH SPECIAL REFERENCE TO HEREDITY. 



The abbreviations used are as follows: 



A. Alcoholic. 

 C. Criminalistic. 

 Dip. Dipsomanic. 



E. Epileptic. 

 Ecc. Eccentric. 



F. (at head of column) Father. 

 FM. Father's mother. 



FF. Father's father. 



F. (in column) Feeble-minded. 



I. Insane. 



M. (at head of column). 



Mother. 



MF. Mother's father. 

 MM. Mother's mother. 

 M. (in column) Migraine. 

 N. Normal. 



Ne. Neurotic. 

 Pe. Periodic. 

 Sx. Erotic. 

 Tp. Temper. 



W. Nomadic, showing wan- 

 derlust. 

 x. Unknown. 

 f yg. Died young. 



TABLE i. Distribution of nomadism or wanderlust (W) in offspring when the father is not nomadic and 

 belongs to a strain in which no nomadism is known, and the mother, though not nomadic, belongs to a family 

 showing nomadism; together with the distribution of nomadism in near male relatives of the mother (class 5). 



