Bul. 105, Bureau of Entomology, U. S. Dept. of Agriculture PLATE II. 
THE ROCKY MOUNTAIN SPOTTED-FEVER TICK (DERMACENTOR VENUSTUS). 
Fig. 1.—Adult female, unengorged, dorsal yiew. Fig. 2.—Adult male, dorsal view. Fig.3.—Adult 
female, unengorged, ventral view. Fig. 4.—Adult male, ventral view. Fig. 5.—Adult female 
in act of depositing eggs, (¢ riginal. ) 
