THE AIR SAC MITE OF THE FOWL. 
11 
caruncles (Fig. Z»), each bearing on its truncated end a small 
fine hair, the first pair on a line' with the axis of the first pair of 
legs, equidistant from the margin anteriorly and from either 
b 
iMB G<»'»v\St.ocX . 
d 
side of the slight obtuse prolongation of the body from which 
the first pair of legs proceeds. The second pair is more poste¬ 
rior, twice the distance of the first pair from the anterior mar¬ 
gin and in a line with the notch between the rostrum and the 
