262 LEPIDOPTERA. 



triangular ; hind wings thin, nervures very faint, cross-bar 

 and vein 5 hardly perceptible. 

 We have but one species. 



1. A. caliginosa, Huh. — Expanse: Male 1^ to \\ inch, 

 female | to 1 inch. Thorax and abdomen slender ; fore 

 wings short and broad, shining dark brown-grey with a red- 

 dish gloss ; transverse lines mere undulating black threads 

 and dots ; hind wings broad, smoky-white with purplish 

 cilia. 



Antennae of the male short, slender, simple, almost naked, 

 dark brown ; palpi very slender, black-brown ; head mode- 

 rately tufted, black-brown ; thorax narrow and smooth, 

 leaden-brown ; fascicles very small, white ; abdomen slender, 

 cylindrical, blackish-brown dusted with white ; lateral tufts 

 hardly perceptible ; anal tuft narrow, light brown. Fore 

 wings short, narrow at the base and broadly triangular ; 

 costa faintly rounded ; apex very bluntly angulated, almost 

 rounded; hind margin perpendicular, almost straight to 

 near the anal angle, which is rounded ; dorsal margin nearly 

 straight ; colour dark grey-brown or leaden-brown, with a 

 considerable flush or gloss of purplish-red, espeeially toward 

 the apex ; first line obscure, slender, sinuous, black-brown ; 

 second line not very oblique, a faint curved series of black- 

 brown crescents, the points running out on the nervures and 

 forming a parallel series of blackish dots ; subterminal line 

 extremely faint, paler grey-brown edged inwardly with a 

 dark line ; reniform stigma most obscurely suggested by a 

 faintly paler cloud ; extreme hind margin edged with small 

 dark brown lunules ; cilia purplish grey-brown. Hind wings 

 broad and ample, rounded, smoky-white, shading off to 

 smoky-brown along the hind margin ; cilia faintly purple. 

 Female very little more than one half the size, fore wings 

 narrower, hind wings rather whiter, abdomen short and a 

 little stouter, otherwise similar. 



Underside of the fore wings smoky-black, strongly tinged 



