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VOL. XXXIII. 



sides yellow, with a single black stripe. Abdomen black, with nar- 

 row indistinct basal rings and narrow mid-dorsal stripes as far as 7. 

 (See figs. 21 and 22.) 



Fig. 21.— Wings of male Miceogomphus chelifer. De Selys' collection. 



Genus CYCLOGOMPHUS De Selys. 



Six species, all described by De Selys, are known from India. 

 C. minus cuius, the smallest species, may be known at once by its size, 

 abdomen 22 mm., hind wing 21 mm.; only the female is known. C. 



Fig. 22.— Wings of female. Microgomphus chelifek. De Selys' collection. 



verticalis, of which only the female is laiown, has the abdomen 27 

 mm., hind wing 25 mm. ; it is separated from all the other species by 



