as long as the head and thorax (including the scutellum) together. 

 Dorsum brownish black or dull greenish black, with moderately large 

 reddish yellow-brown lateral spots which extend from the postero-lateral 

 border of the first segment to the anterior border of the third segment 

 but this colouring on the third segment inconspicuous and restricted 

 only to so small space as a dot and that on the second segment wholly 

 occupied on the lateral third or more, with a narrow well-defined 

 continuous yellowish grey tomentose and yellow haired median stripe 

 (from the first segment to the sixth segment) consisting of somewhat 

 triangular spot on each segment, and with the narrow reddish yellow 

 grey tomentose segmentations bearing fine yellow pubescence which 

 almost all is much narrowed about the middle third of each segment ; 

 pubescence on the rest all black but on the yellowish (blackish grey 

 on the first segment) sides all yellowish and on the first segment there 

 are some fine inconspicuous pale hairs intermixed. Ventre at the sides 

 black with the narrow pale brownish yellow segmentations, obscured by 

 a greyish yellow tomentum, and covered with fine very short yellowish 

 brown pubescence which in a certain light Is yellowish white, the 

 segmentations bearing fine short yellowish ciliation ; seventh segment 

 clothed with abundant long erect slightly curved blackish bristly hairs 

 almost all over the surface. 



Length: 13. 5-14 mm. 



Male. Similar to the female, but the thorax is somewhat shining 

 and the median stripe of the abdomen is much more narrower. Head 

 broader than the thorax and almost always larger than in the female, 

 forming a semicircle anteriorly when seen from above with the hind 

 margin nearly straight ; face pale yellowish grey with faint some green- 

 ish tinge, growing darker on the lower part, bare on quite the middle 

 but with long fairly dense and fine greyish yellow pubescence round 

 the bare part and on the inflated side-cheeks at there are rather 

 abundant blackish conspicuous hairs intermixed, the blackish hairs being 



