140 SEVENTEENTH Report STATE ENntTomoLocist oF MinNesota—1918 
PLATE IX 
Microtrombidium nopal-rubrum. 
A,—Dorsal surface of female. x15 
By—Palpus, inner surface. x60 
Cy—Tarsus I. x30 
D,—Hair from legs. x120 
Ey—Hair from body. x120 
Fy—Hair from body. x120 
G1i—Hair from body. x120 
H,—Hair from body. x120 
I, —Hair from body. x120 
Microtrombidiwm magnitarse. 
Ae—Dorsal surface of female. x20 
Bo—Palpus, inner surface. x30 
Co—Tarsus I. x40 
De—Hair from body. 
Microtrombidium punctatum. 
As—Dorsal surface of male. x15 
33—Palpus, outer surface. x45 
Cs—Segment IV of palpus, inner surface. x45 
Ds—Tarsus I. x30 
Bs 
F3—Hair from legs and palpus. x150 
G3—J3—Hairs from body. x150 
Ks—Eye. x75 
Hair from body. x150 
