618 JOURNAL, BOMBAY NATURAL HIST. SOCIETY, Vol. XXV 



Wings short and broad. 

 Subtrigone formed of only 1 cell 

 Wings long and broad. 

 Subtrigone formed of 3 cells. 



Small forms, abdomen moderately long 



and tapering, dull coloured 

 Larger forms, abdomen broad and de- 

 pressed, bright, scarlet red 



Genus Texkathemis. 



Acthriamanta. 



Macrodipla.f. 

 Urothemi.'S. 



Y\\x 1. — ^^VinjiS of Tetrathemis i)latijptera (XHy) showini^- main neuration, 

 .. 2. — Female sexual organs of same (Xld). 



1-2, pp. 259, 309, tab. 



front broadly rounded 

 vesicle high, notched 



Tetrathemis, Brauer, 1868. Kirby, Trans. Zoo., Soc. Lond., 12, pp. 259, 

 309, tab. 56, tig. 8 (1889). 



Neophlchia, Selys. Kirby, Trans. Zoo. Soc, Lond. 

 56. fig 8 (1889). 



Type, T. platyptera, Atkinson. 



Head moderately large ; eyes broadly contiguous ; 

 and without a marked foreborder. Suture flush 

 above and with a small tubercle on each side of the indentation. 



Prothorax lobe large, outwardly rounded, its free border slightly notched 

 in the middle and furnished with a rufl' of long hairs. 



Thora.x; moderately narrow. 



Legs robust and long. Male ; hind femone in their second fourth with 

 a row of regularly sized, small, quadrilateral spines with apices sloping 

 somewhat basahvards ; ordinary spines at the end. Mid femorte with the 

 usual, s(miewhat triangular, gradually lengthening spines with a final, 

 single, long spine at the distal end. Female with no specially difl'erentiat- 

 ed armature from that of the male. Mid femorte with fewer, widely 

 separated, gradually lengthening spines ; tibial spines moderate, slim and 

 fragile ; claw-hooks ordinary. 



