LA RE.\TID.t:—A S THEN A . 1 99 



Northern Italy, fSoutbern Russia, Tartary, tlie Isle of 

 Askold, and Japan. 



2. A. candiclata, ,'^rJiifj'. — Expanse f inch, (lb to 22 

 in.ni.). All the -.rings pure snowy-white, with numerous 

 irregular faintly brownish or greyisli transverse lines; hind 

 margins minutely dotted with black. 



Antenna^ of the male short, simple but linely notched, 

 thickly ciliated, shining white barred with grey at the back', 

 rather browner in front ; palpi very small, pale brown ; lower 

 portion of the face of the same colour, upper part and the 

 head white ; neck-ridge, thorax, and abdomen snowy-white ; 

 lateral and anal tufts small but the latter rather long and 

 narrow. Fore wings short and broad; costa much ai'ched, 

 apex bluntly angulated ; hind margin smoothly rounded; 

 dorsal margin also faintly filled out ; general surface silky 

 and shining, snowy-white, crossed by six or seven curved 

 and repeatedly undulated lines of an undefinable shade of 

 grey or brown giving the impression as though more trans- 

 parent than the other surface ; of these the second from the 

 base seems to represent the ordinary first line, and the fourth 

 and fifth, which are crowded together, the ordinary second 

 line ; out>ide this is the broadest stripe of white ground 

 colour on the wing, and beyond it the other faint lines are 

 more slender and rather more direct ; extreme hind margin 

 partially and minutely dotted with black ; cilia silky-wliite. 

 Hind wings slightly elongated, rounded behind ; of the same 

 silky-white as the fore pair, and similarly crossed by four 

 even fainter slender, undulating, curved transverse lines; 

 hind margiir dotted with black ; cilia wliite. Female closely 

 similar. 



I'nderside of the fore wings white, but the discal S])ot 

 visible, cloudy brown, in a faintly browni.sh cloud which 

 extends to the base of the wing and is edged outwardly by a 

 repetition of the second line ; the two submarginal lines also 

 distinctly brown. Hind wings whiter with the lines of the 



