172 I.El'IDOPTERA. 



Antemne of the male pectiuated with short oblique ciliated 

 teeth, dark Ijroiizy-browii ; palpi slender, ]>rojecting, dark 

 brown ; head, neck-ridge, and thorax dark grey dusted with 

 white ; tuft at the back of the latter darker, but extremely 

 small ; abdomen slender, silver}' white dusted with grej- ; 

 anal tuft very slender. Fore wings rather narrow ; costa 

 gently aud fhitly arched ; apex rather ])i'olonged. but bluntly 

 augulated ; hind margin very obli(|ue and hardly curved ; 

 dnrsal margin almost straight; colour shining greyish-white, 

 dusted with darlv grey, and rippled almost throughout with 

 Hue transverse irregular dark grey lines, among which the 

 markings are often obscured, but sometimes clearly visible ; 

 when this is so the basal line is a little eurved, but pei-pen- 

 dicular. grey-black ; the first line mueli indented, black, 

 forming the inner edge of a grey-black stripe ; second line 

 not very distant, rather erect, very irregular, and formed 

 throughout into small scallops and angles, black, and serving as 

 the outrredge of another grey-black .stripe ; these two stripes 

 almost fill the space lietween the two lines, becoming a 

 central baud with the central space usually paler; toward 

 the a])ex theri- is a cloud of ri])pled dark grey, in strongly 

 marked individuals continued along the hind-marginal area, 

 and edged outwardly by a faint interrupted white subterminal 

 line ; the uervures of this onter space from the second line 

 are more or less indicated by minute white dots ; cilia greyish- 

 white clouded with dark grey. Ifind wings shining grey, 

 with a faintly whiter transverse band in the middle ; extreme 

 hind margin edged with fine black streaks : cilia grej-. 

 I''emale very similar, but with simple antennie. 



Underside of the fore wings dull smoky-grey, rather paler 

 along the costa, and having a blackish cloud or two toward the 

 apex, llind wings paler smoky-grey or smoky-white, crossed 

 liy faintly greyer transverse stripes, itody and legs pale grey. 



A little variable in colour and in the distinctness of the 

 markings, as already shown in the above description ; speci- 

 mens of the second generation are often more bri^htlv an(\ 



