NOMADISM, WITH SPECIAL REFERENCE TO HEREDITY. 



15 



The abbreviations used are as follows : 



A. Alcoholic. 



C. Criminalistic. 



Dip. Dipsomanic. 



E. Epileptic. 



Ecc. Eccentric. 



P. (at head of column) Father. 



FM. Father's mother. 



FF. Father's father. 



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

 I. Insane. Pe. Periodic. 



M. (at head of column). Sx. Erotic. 



Mother. 

 MF. Mother's father. 

 MM. Mother's mother. 

 M. (in column) Migraine. 

 N. Normal. 



Tp. Temper. 



W. Nomadic, showing wan- 

 derlust. 

 X. Unknown. 

 t yg. Died young. 



Tabi,E 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). 



