Genus Trichoprosopon. 591 



mate ; the palpi considerably shorter than the proboscis which is 

 deep brown with metallic shades and is curved apically. 



Thorax densely clothed with narrow-curved dusky black 

 scales, which become spatulate just before the scutellum, a lateral 

 patch on each side in front of small, flat, closely appressed scales 

 silvery on the upper surface, ochreous and brown on the lower ;: 

 prothoracic lobes ochreous with small flat dull brown, ochreous 

 and silvery scales ; scutellum with large flat brownish scales 

 which appear blue in some lights ; metanotum deep brown with 

 chaetae near the apex and some median flat bronzy to creamy 

 scales; pleurae ochreous brown densely clothed with small flat 

 closely appressed brown, ochreous and silvery scales. 



Abdomen steely blue and green with apical lateral pale 

 creamy to golden patches and pale ventrally ; the lateral spots 

 show on the dorsum of the last few segments ; the abdomen 

 is compressed laterally at the base and expanded towards the 

 apex. 



Legs deep brown with metallic coppery and purple reflections,, 

 the fore legs unhanded, the mid with the second to fourth tarsals 

 white, fifth black ; hind legs with the last two and apex of the 

 third pure white, fore ungues unequal, large, uniserrate, mid 

 smaller, unequal and simple ; hind small, equal and simple. 



Wings with dense white scales, except on the lower branch 

 of the fifth where one side is provided with long thin linear 

 scales; fork-cells long, the first sub-marginal much longer and 

 narrower than the second posterior cell, its base nearer the base 



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Fig. 270. 

 Wing of Trichojirosopon compressum. cf • B. sp. 



of the wing, its stem less than one-third the length of the cell ; 

 stem of the second posterior cell nearly as long as the cell ; super- 

 numerary and mid cross- veins close together, the posterior much 

 longer than the mid and about one-third of its length distant 

 nearer the apex of the wing. Genitalia with long claspers, 

 straight nearly to the end and then curved with a very long 



