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which the top spot is largest and is extending from the about the mid- 

 dle of the frontal margin to just above the centre of the eye ; the 

 lowest one next in size, transversely oblique, subquadrate, placed near 

 the outside of the middle of the lateral yellew patches on the face ; 

 the middle one near the eye-margin, smallest and circular, placed near 

 the anterior angle of the eye ; the last spot somewhat triangular, placed 

 just behind the centre of the eye. Thorax rather large, moderately 

 shining, black covered with a very inconspicuous yellowish dust, with 

 two distinct narrow yellowish stripes which are faded towards the 

 posterior border the space between these stripes slightly tinged with a 

 pale yellowish dust but at the middle quite bare from this dust from 

 the anterior margin to the posterior ; the lateral margins of the meso- 

 notum with a distinct yellow stripe which is about equal in width to 

 the middle stripes and is fused with those at the anterior part ; the 

 side of the thorax with a conspicuous narrow blackish brown stripe 

 from the anterior extremity between the humeri and prothorax to the 

 base of the wings ; humeri moderate in size, covered with a yellowish 

 tomentum, not strongly convex ; praealar calli triangular, rather flat but 

 moderately large, mostly covered with the lateral yellow stripes but at 

 the lower margins occupied by the blackish stripes on the sides of the 

 thorax ; pubescence mostly brownish, erect and fine, intermixed with 

 suberect short golden yellow hairs which are almost always denuded 

 when caught by net ; pubescence on the sides deep golden yellow, 

 conspicuously dense and rather long. Pleurae black and with a very 

 inconspicuous greyish tomentum, somewhat shining, but prothorax, the 

 upper half of the meso-pleurae, and the meta-pleurae entirely covered 

 with a yellowish tomentum and also with numerous long golden yellow 

 hairs, and the middle part of the ptero-pleurae and the upper border 

 of the sterno-pleurae slightly dusted with yellowish grey ; pubescence 

 on the pleurae mostly scarce and yellowish but rather long. Scutellum 

 rather large, somewhat semicircular, black but very inconspicuously 

 obscured by a yellowish dust, moderately shining, bearing rather nu- 



