Miss G. Ricaiclo on the Asilidae. 391 



with strong black bristles on their underside and black 

 hairs above, the third joint nearl\' as long as the first two 

 joints together, the arista barely half as long as the third 

 joint. Forehead with black bristly hairs, rather numerous. 

 The curved bristles black and strong, the hairs continued 

 round head and the beard yellowish white. Thorax bronze- 

 green covered with yellowish tomeutuni, the median strii)e 

 split in middle and the side ones distinct ; pubescence on 

 dorsum short and black. Mane thin, composed of scanty 

 black hairs, becoming longer posteriorly, surrounded from 

 just before the suture by powerful black bristles, those at 

 the side of the same nature ; some weak yellowish-white 

 hairs are present below the two postalar bristles and also 

 on sides. Scutellum with weak but long yellowish-white 

 bristles on its posterior border and weak yellowish hairs on 

 its dorsum, some black hairs in centre are present as con- 

 tinuation of the mane, which posteriorly has some weak 

 yellow hairs beyond the black bristles. Abdomen covered 

 with glistening yellow tomentum, thickest at sides and on 

 the segmentations, leaving a large dark blackish spot visible 

 on each segment, the pubescence black on these spots, 

 yellow at sides and also in the centre of the first two 

 segments, the bristles long yellow, two or three deep ; 

 underside with long soft yellow hairs and a few yellow 

 bristles only. Genitalia short, black, the upper forceps 

 swollen with short point, the under pair nearly as long; all 

 with chiefly black hairs and a few shorter yellow ones. 

 Leys bronze-coloured, with close whitish pubescence ; the 

 fore femora with long pale yellow hairs below, the middle 

 pair the same, the hind pair with shorter black and white 

 hairs ; fore tibise with black hairs below, and appressed 

 orange hairs and long yellowish hairs on their outer edges, 

 the middle pair the same, the hind pair with the long hairs 

 black and white; the tarsi with whitish hairs, the bristles 

 on legs chiefly black, a few reddish-yellow ones })resent. 

 ll'inqs greyish, the small transverse viin beyond the middle 

 of discal cell obli(jue, curved. 



Female identical. Ovipositor short, about the length of 

 the last segment, ending in a curved point, on which the 

 pubescence is short, orange-red, elsewhere a few black hairs; 

 on the underside on the posterior border of the last scguu nt 

 are four black weak bristles, not present in the male ; in 

 other females they are more than four and scattered on 

 dorsum. 



