7M 



width of the frons, leaving very ftne eye-margin; ocellar triangle 

 moderately convex, rather large, quite bare of dust, but covered with 

 a numerous yellowish pubescence. Face broad, the broadest part 

 about half as the length, mainly covered with a whitish yellow 

 tomentum ; facial calli very lary,e, nearly roundish, deep black, hardly 

 touching to the eyes ; eye-margins narrowly whitish yellow and con- 

 nected with the moderately broad whitish yellow band which separates 

 the facial calli from the buccal ; buccal calli rather large and shining 

 black, nearly touched to the eyes, but separated from the oral calli by 

 an obscure grey-dusted space ; oral calli somewhat round, shining black, 

 shortly separated at the middle by the yellowish white intermediate line 

 of the face. Occiput covered with numerous long . yellowish hairs, 

 which gradually become shorter towards the back of the head. Pubes- 

 cence on the face composed of somewhat abundant pale hairs on the 

 yellowish parts, somewhat stout, scattered, and blackish pubescence on 

 the facial and oral calli ; pubescence on the jowls rather dense, long, 

 yellowish, which extends on the back of the head (near but not on 

 the eye-margin). Proboscis moderately stout, nearly as long as the 

 depth of the head, dull black, slightly shining, bearing a few very fine 

 brownish pubescence on the lower surface ; sucker-flaps somewhat 

 shining, furnished with a short erect and sparse pubescence beneath ; 

 palpi lying against the proboscis, brown, paler towards the base, ob- 

 scured by a greyish dust especially on the upper and outer surface, 

 very slightly curved forwards, narrow but dilated at the middle part, 

 gradually narrowed apically, with the obtuse apex, slightly shorter than 

 two-thirds the length of the proboscis ; pubescence on the palpi yellow- 

 ish brown, fine but conspicuous, nearly depressed. Antennae rather 

 short, shorter than the thorax, (not including the scutellum), black ; 

 basal joint slightly longer than the second, cylindrical, furnished with a 

 few long somewhat stout black pubescence, especially on the lower 

 surface longer ; second joint slightly narrower than the first joint, black, 

 -composed of three inconspicuous annulations of which the middle one 



