46 Miss G. Ricardo on 



Female identical, but the ahJomen is entirely black, oi'i- 

 jw.sitor short. The black bristles on the middle teinoia are 

 more numerous and nearer the base. 



Verrall, in ' British Flies,' vol. v. p. G53 (li)OO), sugoosls 

 this little-known s[)ecies should form a new genus inter- 

 ujediate between Pamponenis and Polyphonias. 



Asilns orientaWs, J ? , sp. n. 



Type (male) and type (female) from Kliasi Hills, Assam 

 (purchased E. Heyne), and other males and females from the 

 same locality. 



A large species rather resembling Aailus opulentus, Walk., 

 but the legs are wholly black. Moustache black and yellow. 

 Antennfe brownish, the third joint long. 



Length, S 15-17, ? 31 mm. 



Male. — Face black, covered with golden tomentum, the 

 tubercle large, extending over most of the face. Moustache 

 composed of golden-yellow fine hairs, with one or more black 

 ones above. Palpi yellow-haired. Beard golden-yellow. 

 Antenna' blackish, the first joint at its base and tbe second 

 joint reddish brown, tbe third joint longer than the first two 

 joints together, cylindrical ; the arista stout, about two-thirds 

 of the length of the joint itself, the first two joints have 

 black hairs. Forehead with black hairs. Thorax denuded, 

 blackish brown, with four narrow yellow tomentose stripes; 

 pubescence short, black, with many longer hairs and bristles 

 posteriorly. Scuttllum same colour as thorax, with black 

 liairs^ the posterior border armed with a fringe of long black 

 bristles. Abdomen black, the golden hairs bushy and thick 

 on the first four segments, more particularly so on the sides 

 and on the posterior borders, the remaining segment with 

 much fewer hairs ; underside with soft yellow hairs. Geni- 

 talia black, the upper forceps stout, club-slia|)ed, the lower 

 ones shorter, stout, both with soft black hairs, and some 

 yellow ones on the upper pair at apices ; below, a tuft of 

 thick golden-yellow hairs appears, proceeding from the centre 

 of the last segment on its underside. djpgs black, with 

 reddish appressed pubescence on the hind tibia: and meta- 

 tarsi ; the pubescence otherwise is black, yellow on the under- 

 side of the fore and middle femora, with some long black 

 hairs at the base of fore femora ; middle coxie with some 

 short, strong, black bristles; the middle and hind tibia3 with 

 black bristles below ; all bristles on the legs black. Winr/s 

 tinged brown, the posterior branch of the third vein with a 



