180 BOMBTLIIDJE. 



lampis, and aurantiaca stand out by the deep blackish brown, 

 violet-tinged wings, and of these the latter has a strikingly marked 

 abdomen, whilst the other two are quite definitely separated from 

 one another by the colour of the stripe of pubescence on the belly. 

 H. sphinx, F.,*has wings of a smoky-brown shade that is not easily 

 confounded with the violet-brown of the species of the tantalus 

 group ; whilst the two remaining species, semifuscata and suffusi- 

 pennis, have dark grey wings, and are somewhat easily recognised. 

 As regards H. purp uraria, Walk. (Anthrax), recorded in Van der 

 Wulp's catalogue from East India, it is probably not Indian. 

 "Walker described it from Java, but it has not been recorded since, 

 and the specimen is not in the British Museum. 



133. Hyperalonia dives, Walk. 



Anthrax dives, Walker, List Dipt. Brit. Mus. ii, p. 40 (1849). 



c? . " Head black, with an orange-tawny tuft above between the 

 eyes, which are dark red ; there are also a few tawny hairs about 

 the mouth, which, like the feelers, is black ; chest brown, clothed 

 with short brown and a few long black hairs, and adorned with a 

 fringe of orange-tawny along the fore border and along each side ; 

 breast brown, having also a fringe of orange-tawny hairs along the 

 fore border, and some hairs of this colour extend into the disc and 

 mingle with the long black hairs that clothe it; scutcheon 

 ferruginous, beset with stout black hairs and on the hind border 

 with long black bristles ; abdomen black above, clothed, especially 

 towards the tip, with brown hairs and adorned along each side 

 with orange-tawny hairs ; these latter are most thick at the base, 

 and there they slightly extend across the back ; a band of white 

 hairs occupies nearly the whole breadth of the 3rd segment ; the 

 tip of the abdomen and the whole of the underside are also 

 clothed with orange-tawny hairs ; legs ferruginous, clothed with 

 short black hairs ; hips, knees, and feet black ; wings dark brown 

 at the base and along the fore border till near the tip, the outline 

 of this colour is regular and very oblique, and runs nearly to the 

 base in a line almost parallel to the hind border ; rest of wing 

 colourless ; veins black ; poisers piceous. 



" Length of body 8 lines, of the wings, 18 lines. Sylhet." 



Type in the British Museum. 



134. Hyperalonia tristis, Wulp. 



Exoprosopa tristis, Wulp, Tijd. v. Ent. xi, p. 107, pi. iii, fig-. 11 

 (1868). 



c? . Head with frons not much narrower at vertex than above 

 antennae, where it is distinctly less than one-fourth the width of 

 the head; blackish, with black hairs only on upper part, but with 

 very small narrow yellow scales as well as'black hairs on lower part ; 

 face reddish orange, the colour encroaching for a little distance on 



