236 SYSTEMATIC ARRANGEMENT. 



the forehead produced like a horn, the antennae rathe 



short and pectinated in the males, and the thighs fur 

 nished, near the extremity, with a rounded memhran 

 ous appendage ; a similar expansion is sometimes also 

 found on the tibiae. The species are among the most 

 remarkable looking of this family, the limbs being very 

 long and slender, and the thorax of such a length and 

 so attenuated that the head and anterior legs appear 

 to have but little connection with the hinder parts. 

 Most of these insects are natives of Asia, the species 

 figured on the adjoining plate is found in many parts 

 of East India, but it is probably by mistake that Drury 

 mentions Philadelphia as producing it. It is a pretty 

 large insect, frequently measuring nearly three inches 

 and a half. Head and thorax yellowish brown, re- 

 sembling the colour of a withered leaf; the former 

 terminating behind in a conical projection, bifid at 

 the tip, with a slightly dilated membrane on each 

 side ; the latter very long and slender, (about half 

 the length of the entire insect,) dilated behind the 



