JOURJMAL OF 



HEREDITY 



A monthly publication devoted to Plant Breeding, Animal 

 Breeding and Eugenics 



CROSSING BISON AND CATTLE . . Mossom M. Boyd 



MY EXPERIENCE WITH BISON HYBRIDS 



Charles Goodnight 



AN APPLE CHIMERA W. E. Castle 



SEXUAL INEQUALITY IN HEMP . . . . O. F. Cook 

 THE DETERMINATION OF SEX ... P. J. Wester 

 WEAKNESS OF ELDEST SONS .... John H. Chase 

 EXTINCTION OF FAMILY NAMES . . . The Editor 

 THE PHILIPPINE NEGRITOS . . Robert Bennett Bean 

 THE REASON FOR EUGENICS . . . Francis Galton 

 REVERSION IN PRICKLY PEARS . . . David Griffiths 

 EFFECTS OF INBREEDING H. Kraenier 



ORGAN OF THE 



AMERICAN GENETIC ASSOCIATION, Washington, D. C. 



Printed for Circulation among Members Only I 



j 

 I 



Vol. V, No. 5 May, 1914 i 



