TRIFID.^. 285 



transverse lines near together, black ; a row of purple and 

 black clouds near the hind margin ; hind wings white, edged 

 with brown ; smoky-brown in the female. 



AntennfB of the male strongly pectinated with slender, 

 solid, ciliated teeth which terminate suddenly before the tip, 

 or are there reduced to mere stumps, pale brown ; palpi very 

 short and inconspicuous, rather horizontal, olive-brown, the 

 terminal joint extremely slender, dull red, tipped with white ; 

 head strongly tufted with raised olive-brown scales, and 

 having a prominent tuft of similar scales in front of the base 

 of each antenna ; collar densely covered with scales, upraised, 

 pale olive-brown, faintly barred with purple-brown, and edged 

 with paler ; shoulder-lappets much upraised, olive-brown 

 dusted with white, and edged with umbreous ; rest of thorax 

 pale olive-brown, tinged with red-brown, top crest very loose 

 and indistinct, back crest more compact, doubled, and tipped 

 with dark-brown ; fascicles brownish-white ; abdomen pale 

 brown, the basal segments covered with whiter hairs, and 

 the dorsal ridge provided with three minute oblique crests 

 tipped with black-brown ; lateral tufts inconspicuous, anal 

 tuft rather broad and thick, clouded above with black. Fore 

 wings somewhat even in width ; costa straight, apex rather 

 suddenly rounded ; hind margin fully curved and faintly 

 crenulated ; dorsal margin straight to near the base, where is 

 a somewhat prominent, almost angulated portion fringed 

 with long smoky- white scales and faintly curled up ; ground 

 colour greenish-grey marbled with green and clouded with 

 white, or in some instances with purple ; basal line limited 

 to two black spots edged with smoky-white ; first line very 

 obscure, oblique, brownish-black, formed into a series of very 

 fine slender curves, the hollows of which, on the inner side, are 

 filled up by dusky-white, or faintly purple, clouds ; second line 

 a curved series of black dots edged outwardly by a cloudy stripe 

 or succession of cloudy spots of dusky white ; subterminal line 

 a series of obscure white dots bordered inwardly by a row of 

 small dark-brown triangles which lie in a dull purple band ; 



