112 MONTANA EXPERIMENT STATION 



This species is found in and near the Rocky Mountains from 

 Alberta and Assiniboia in the north to Arizona in the south. 

 December 12, 1908. 



DESCRIPTION OF PLATE I. 



Figure i. Cage in which ticks are fed on guinea pigs. 



Figure 2. Female tick with 4814 eggs which she laid. These 

 eggs are not piled as she left them but were arranged in a similar 

 manner to be photographed. 



Figure 3. Female tick before engorgement. 



DESCRIPTION OF PLATE II. 



Photograph of cocoon and male moth of Glover's silk moth, 

 Samla glovcri Strecker, reduced one-half actual size. 



DESCRIPTION OF PLATE III. 



Photograph of larva of Glover's silk moth, reduced to about 

 three-fifths actual size. 



Photographs b_v W, S. and A. F. Berry. 



