PLATE XLIX. 



Deltocephalus abdominalis. (Page 52.) 



Fig. 1. — Imago. The elytral nervures are almost 

 lost in the chitin. 



Deltocephalus striifrons. (Page 53.) 



Fig. 2. — Imago of the female. 



Fig. 2 a. — Face and frons of the male. 



Deltocephalus pascuellus. (Page 54.) 



Fig. 3. — Imago of the male. 



Fig. 3 a. — Imago of the female, with the elytral 

 areas more clouded. 



Deltocephalus Linnei. (Page 56.) 

 Fig. 4. — Imago. 



Deltocephalus citrinellus. (Page 56.) 



Fig. 5. — Imago of the female. 



Fig. 5 a. — Variety, more obtuse in form. 



Fig. 5 h. — Under side of the female, showing the 

 serrated ovipositor protruding beyond the genital 

 plates. 



Fig. 5 c. — Face and frons seen in profile. 



Fig. bcl. — Under side of the male, showing the 

 genital valve and genital plates ; also the point of the 

 caudal process. 



Fig. 5 e. — The hind femur, tibia, and tarsus of the 

 same, with its spots and long first tarsal joint. 



Fig. 6/. — Face and frons of the same. 



Fig. 5//. — Elytron and wing of the same. The wing 

 is abnormal in its venation. 



