252 LIST OF DIPTERA. 



Anthrax conspurcata, Wied. Auss. Zweif. i. 264, 14, Div. 2. 

 a. Cape? 



Anthrax Pithecius ? Fair. Syst. Anil. 122, 14. Wied. Dipt. Exot. 



i. 125, 9. Auss. Zweif. i. 263, 13, Div. 2. 

 a. ? From Mr. Children's collection. 



Anthrax Terminus, n. s., Div. I. Nigra, pectore cano, abdomine 

 pilis albis fasciato apiceque fasciculis avgenteis ornato, antennis 

 nigris, pedibus ferrugineis, alis limpidis, basi fulvis maculis una 

 fulva duabusque limpidis, medio maculis gregariis fuscis, apice 

 fusco quadrimaculatis. 



Body black, clothed with tawny hairs and black bristles : head 

 hoary behind : eyes red : mouth and feelers black : breast hoary : 

 abdomen with a slight band of white hairs on the fore border of each 

 segment, excepting the base, and with a tuft of brilliant silvery 

 hairs on each side at the tip : legs ferruginous, clothed with black 

 bristles : wings colourless, tawny at the base and along the fore bor- 

 ders, dark brown next to the base, with one tawny and two colourless 

 spots ; the outline of this brown colour is irregular, and composed of 

 half isolated spots,; then after a colourless interval comes a dark 

 brown band composed of a cluster of spots, and more or less irregu- 

 lar and variable in size, according as the spots are compact or scat- 

 tered ; at the tip of the wing there are four dark brown spots, the 

 largest one on the fore border, is in some instances, joined to the 

 above-mentioned band; wing-ribs and veins black, the latter pi- 

 ceous at the base and along the fore borders ; poisers piceous. 

 Length of the body 6 lines ; of the wings 14 lines. 



a. South Africa. Presented by Dr. A. Smith. 



Anthrax Diana, n. s., Div. II., Wied. Nigra, ciliis fasciculisque 

 albis ornata, abdominis apice niveo, pedibus piceis,femoribus ni- 

 gris, alis basi nigro-fuscis maculisque limpidis fulvisque ornatis, 

 apice subcinereis maculis septem fuscis . 



Body black, and clothed with black hairs : head wanting : 

 a fringe of white hairs on the fore border of the chest, and a tuft of 

 white hairs on each side of the base of the abdomen ; the latter has 

 also some incomplete and very slender bands of white hairs on the 

 fore borders of the segments, and its tip is clothed with brilliant 

 snow-white hairs : legs piceous, beset with black bristles ; hips and 

 thighs black : wings blackish brown, pale gray at the tips and along 

 the hind borders for more than half the length from the tips ; this 

 dark part contains several small colourless and tawny spots, and the 

 latter are chiefly on the cross-veins ; its outline is very irregular, 

 being composed of clustering spots, and the gray part is adorned 



