

REMOT 



^1 



JT/ISION OF THE BEMBKME WASPS 

 Si OF AMERICA NORTH OF MEXICO 



DISSERTATION 



PRESENTED IN PARTIAL FULFILLMENT OF THE REQUIREMENTS FOR 



THE DEGREE OF DOCTOR OF PHILOSOPHY IN THE GRADUATE 



SCHOOL OF THE OHIO STATE UNIVERSITY 



BY 



JOHN BERNARD PARKER 



COLUMBUS, OHIO 

 1915 



