Number 113 July i, 1922 



OCCASIONAL PAPERS OF THE MUSEUM OF 

 ZOOLOGY 



UNIVERSITY OF MICHIGAN 



Ann Arbor, Michigan Published by the University 



NOTES OX THE ORTHOPTERA OF NORTH DAKOTA 

 By Theodore H. Hubuell 



During the summers of 19 19 and 1920 field studies of the 

 Orthoptera of North Dakota were made by Miss Ada Olson 

 and the writer in a number of localities representative of 

 some of the principal faunal conditions found in the state. 

 This work was undertaken as a part of a biological survey of 

 the state which is being carried on by the North Dakota Bio- 

 logical Station in cooperation with the Museum of Zoology 

 of the University of Michigan, under the direction of Crystal 

 Thompson, Curator of the Station Museum. It was made 

 possible through the efforts and cooperation of Dr. R. T. 

 Young, Director of the State Biological Station. 



Comparatively little has been known regarding the Orthop- 

 tera of the state. Records from North Dakota are few and 

 for the most part scattered, although in the adjacent regions 

 of Minnesota, Manitoba, and Montana there has been a fair 

 amount of investigation of this group. In the present paper 



