NOMADISM, WITH SPECIAL REFERENCE To HEREDITY 



15 



The abbreviations used are as follows: 



A. Alcoholic. 

 C. Criminalistic. 

 Dip. Dipsomanic. 



E. Epileptic. 

 Ecc. Eccentric. 



F. (atheadof column) Father. 

 FM. Father's mother. 



FF. Father's father. 



F. (in column) Feeble-minded. Ne. 



I. Insane. Pe. 



M. (at head of column). Sx. 



Mother. Tp. 



MF. Mother's father. W. 

 MM. Mother's mother. 



M. (in column) Migraine. x. 

 N. Normal. 



Neurotic 

 Periodic. 



Erotic. 

 Temper. 



Nomadic, showing wan 

 derlust. 

 Unknown. 

 yg. Died young. 



Table 1. — 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; togetlier with the distribution of nomadism in near male relatives of the mother (class 5). 



