THE GENUS DENDHOCTOXl'S. 



11 



In specie^ 14, 15, and 19 the front has a transverse elevation, but 

 in 17 it is absent or indistinct. 



In species 22 and 23 the dorsal plates of the 8th and 9th segments 

 have prominent spines, and the front of the head is without elevations. 



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THE Pt'PA. 



The pupa (fig. 5) is of the general color of the larva, but is of the 

 general form and size of the adult, with the legs and wmg pads folded 

 beneath the body and the abdominal segments exposed. The 9th 

 segment has two prominent fleshy spines, and the other segments are 



