306 INSECTA SAUNDEESIANA. 



b h. Prsebrachial vein forming a hardly acute angle at its flexure. 



fusiformis, dorsalis, muscaria. 

 hhh. Praebrachial vein forming a right angle at its flexure, joining the 

 cubital vein. 



notata. 

 bhbh. Prasbrachial vein forming an almost right angle at its flexure. 



canescens. 

 bbbhh. Praebrachial vein forming a slightly obtuse angle at its flexure. 



postica, basalis ? 

 bbb bbb. Praebrachial vein forming an obtuse angle at its flexure. 

 c. Sixth joint pubescent along half the length. 



longa. 

 c c. Sixth feeler-joint feathered with short hairs. 



convexa. 

 ccc. Sixth feeler-joint feathered with rather long hairs. 



subcompressa. 

 bbb b hbb. Praebrachial vein forming a very obtuse angle at its flexure. 



c. Sixth feeler-joint bare, 



pedestris. 

 c c. Sixth feeler-joint feathered. 



d. Legs of moderate length. 



e. Sixth feeler-joint feathered with short hairs. 



angusta, australis. 

 e e. Sixth feeler-joint feathered with moderately long hairs. 



plana. 

 d d. Legs long. • 



tenuipes. 

 bbbbbbbb. Praebrachial vein forming a curve at its flexure. 



semipicta, suff'usa. 

 a a. Proboscis long. 

 b. Praebrachial vein forming a slightly obtuse angle at its flexure. 



albifrons, insolita. 

 b b. Praebrachial vein forming a very obtuse angle at its flexure. 

 * 4-maculata. 



