PLATE XL. 



Strongylocephalus Megerlei. (Page 6.) 



Fig. 3. — Lnago of the female. 



Fig.. 3 a. — Front view of the head, with its sharper 

 vertical ridge, and showing the deep pits from which 

 the antennae spring. 



Fig. 3 h. — Pygofer of the same insect. 



AcocEPHALus ALBiFRONs. (Page 7.) 



Fig. 1. — Male, with its three black elytral fasciae. 



Fig. la. — Head showing the pale frons, romided 

 gen^e, oblong clypeus, &c. 



Fig. Ih. — Elytron and wing of the same. The 

 nervures often are lost in the horny substance of the 

 eljiiron. 



Fig. 1 c. — Antenna showing its compound nature. 



Fig. Id. — Hind leg. In error the stronger spines 

 in this figure have been drawn on the inner edge. 



N.B. — For other forms see the next plate. 



AcOCEPHALUS BRUNNEO-BIFASCIATUS. (Page 12.) 



Fig. 2. — Male insect with disjointed fascia. 



Fig. 2 a. — Ventral aspect of the lowest part of the 

 abdomen. 



Fig. 25. — Genital valves and cauda of the same, 

 more magnified. This figure is inverted with reference 

 to the position of the preceding one. 



AcocEPHALUs HisTRioNicus. (Page 10.) 



Fig. 4. ^ — Male with the characteristic transverse 

 elytral bar. For the female see next plate. 



AcocEPHALus BiFASOiATus. (Page 13.) 



Fig. 5. — Female, which in this example is almost 

 without the fascia to be noted in the male insect. 



