160 BULLETIN UNIVERSITY OF MONTANA. 



each interspace; each ocellus narrowly ringed with ochraceous, and 

 having minute white pupil. 



The above is copied from "Preliminary Report of the United States 

 Geological Survey of Montana and Portions of Adjacent Territories: Be- 

 ing a Fifth Annual Report of Progress. By F. V. Hayden." This is the 

 report for 18 a, printed in 1872. 



