il, 105, Bureau of Entomology, U. S. Dept. of Agriculture. 
Plate II. 
The Rocky Mountain Spotted-Fever Tick ^Dermacentor venustus . 
Fie. I.— Adult female, unengorged, dorsal view. Fig. 2.— v.lult male, dorsal \ tew. Fig. 3.— Adult 
female, unengorged, ventral view. Fig. I. adult male, ventral view. ; v.lult female 
in not «u depositing eggs. ( Original. I 
