TRIFIDJZ. 45 



on the jNTecliterranean coasts and tliroughout the tropical and 

 sub-tropical regions of Asia and Africa, in the latter continent 

 extending- well into Cape Colony. The only reasons for 

 mentioning it here are that a specimen in the collection of 

 Mr, Sydney Webb was taken by Mr, C. S. Gregson in a fruit 

 Avarehouse at Liverpool, and that others are reported to have 

 been reared in this country fi'om larvte feeding in imported 

 tomatoes.) 



Genus 42. TRIGONOPHORA. 



AntennfB tufted ; eyes naked, with small back lashes ; 

 collar erect ; conspicuously crested at top, flatly at the back ; 

 abdomen with one or two small crests ; fore wings trigonate, 

 pointed, broad behind ; hind margin crenulated ; hind wings 

 small, rounded, vein 5 slender, arising from decidedly below 

 the middle of the cross-bar. 



We have but a single species. 



1. T. empyrea, Huh. ; flammea, Staud. Cat. — Expanse 

 1| to 2 inches. Fore wings pale purple, with three large 

 elongated black markings in the middle area, the outermost 

 divided by the reuiform stigma, which is very large, pale 

 yellow and hatchet-shaped ; hind wings smoky-brown. 



Antennae of the male notched to beyond the middle like a 

 saw, every notch crowned by a tuft of minute bristles, giving 

 that portion a slightly pectinated appearance, apical portion 

 simple, the whole pale brown in front, dark brown at the 

 back ; palpi short, broadly and loosely tufted, dark purple- 

 brown, apical joint short and thick ; head densely tufted, 

 but with a channel across the front, below which the colour 

 is dark purple-brown, above light chocolate tipped with 

 dusky white ; collar pale purple at the base, purple-grey 

 above, the two colours divided by a black bar ; shoulder- 

 lappets purple-slate ; rest of the thorax pale purple, top 

 and back crests united and forming two parallel ridges of 



