E. Hargreave.'^ 



n-2.") 



the six abdominal segments wliich are to be distinguished dorsally, is 

 a portion in which the vasiform orifice is situated, and which terminates 

 as ovipositors in the female and claspers in the male. There are seven 



S ^ 



Fig. 50. Stylet.s of first instar. 



abdominal segments visible ventrally. Along each side of the abdomen 

 is a narrow band of thin chitin consisting of the pleura of the segments 

 (Fig. 40). 



■lax.^aJ« 



X^l'o^<^ 



^^^■^UrilL^ 



Fig. 51. Tansus. 



Legs. The third pair of legs are the longest and the first the shortest. 

 Each consists of a coxa, trochanter, femur, tibia and a tarsus of two 

 segments. Articulating with the second tarsal segment is a small piece 

 supporting two long curved claws and a median hairy and pointed 

 pul villus (paronychium) (Fig. 51). There is also a long curved spine 



22—2 



