124 Records of the Indian Museum. [Vol. IV 



76. 



79- 

 67. 



from 16-19 I'f^ii^- ii^ length. Fore- 

 head six to ten times as long as it 

 is broad . . 

 Small species reddish, yellowish, 

 brownish, or blackish, from 12-16 

 mm. in length Forehead five to 

 ten times as long as it is broad . . 



66. Thorax paler than abdomen with 



yellowish tomentum and pubes- 

 cence 

 Thorax not paler than abdomen . . 68 



67. Dark brown or blackish species with 



yellowish brown thorax. Legs 

 black, tibiae white. Wings tinged 

 yellowish brown .. .. hirnianicus , Bigot. 



Reddish brown species with light 

 yellow or greyish thorax. Legs 

 black, tibiae white, middle and 

 posterior femora yellowish. Wings 

 brownish, clear at apex . . flavothorax, n. sp. 



68. Wings yellowish brown, yellow on- 



fore border. Black species. Tho- 

 rax with short red pubescence . . iinctothorax , n. sp. 

 Wings brownish or black. Brown 



or black species . . . . 6g. 



69. First posterior cell of wings closed. 



Abdomen deep black . . nigrotectus. Bigot. 



First posterior cell not closed . . 70. 



70. Blue-black species. Thorax red at 



base. Antennae reddish brown. 



Posterior tibiae red at base . . caerulescens, Macq. 



Forehead almost parallel. Abdomen 



dull reddish brown with greyish 



blue tomentum. Antennae red- 

 dish yellow, black at apex. Tibiae 



dull red or blackish. Beard and 



palpi black . . tenebrosus, Wlk. 



Forehead narrower, not parallel . . 71. 



71. Abdomen blackish. Antennae red- 



dish yellow. Tibiae dull reddish. 

 Beard white and black. Palpi 

 yellowish . . . . perakiensis, n. sp. 



Abdomen dull blackish, conical. 

 Antennae black. Tibiae black. 

 Beard and palpi black . . inobscrvatus, n. sp. 



72. Forehead parallel, six times as long 



as it is broad . . . . 73. 



Forehead narrower anteriorly, eight 



to ten times as long as it is broad . . 74. 



