488 



INDIAN DRAGONFLIES. 



BY 



Major F. 0. Fraser, I.M.S. 



(With 14 Text-figures) 



(Gonthmecl from page 141 of Volume XXVI) 



Part IV. 



Genus — Palpopleura. 



Fig. 29. — Wing neuration of Palpopleura { X 2). 



Palpopleura, Rambur, Brauer. 



Hemistigmoides, Calvert. 



Libellula, Fabricius, Burmeister. 



Head moderately large ; eyes moderately contiguous ; forehead narrow, in 

 the male often flattened and with a straight, sharply edged foreborder, the mid 

 suture very shallow ; in the female the forehead less prominent, the foreborder 

 indistinct and somewhat rounded ; vesicle high and slightly notched. 



Prothorax lobe fairly large, quadrilateral furnished with a ruff of long 

 hairs. 



Thorax moderately robust. 



Legs slim, moderately long. Male : hind femora with numerous short spines, 

 and a longer distal spine, mid femora similar but the spines somewhat longer ; 

 tibial spines very numerous, slim and short ; claw-hooks small, situated near 

 the apex. The leg armature of the female almost identical. 



Abdomen short, broad and depressed. Parallel-sided in the male, some- 

 what fusiform in the female. A transverse ridge on the 4th segment. 



