Bul. 106, Bureau of Entomology, U. S. Dept. of Agriculture. PLATE IV. 
THE SPINOSE EAR TICK, ORNITHODOROS MEGNINI. 
Fig. 1—Unengorged larva. Fig. 2.—Slightly engorged nymph, dorsal view. Fig. 3.—Slightly 
engorged nymph, ventral view. Fig. 4.—Engorged nymph, dorsal view. Fig. 5.—Engorged nymph, 
ventral view. Fig. 6.—Engorged female, dorsal view. Fig. 7.—Male, dorsal view. Fig. 8.— 
(Orns pom which all eggs have been deposited, ventral view. Fig. 9.—Male, ventral view. 
Original.) 
