GKAPTOLITHA. 263 



N.E, Siberia; E. Siberia, Amurland, Ussuri. Exp. 46-48 

 millim. 



Larva. Kirby, Butt. & Moths Eur. p. 249. 



Green with the lines yellowish white, turning brown before 

 pupating. Food-plants : Alnus ineana and A. glutinosa. 



2416. Graptolitha pexata. (Plate CII. fig. 17.) 



Lithophane pexafa, Grote, 6th Rep. Peab. Ac. Sci. p. 35 (1874); Smith, 



Cat. Noct. N. Am. p. 230. 

 Lithophane washingtonia, Grote, Papilio, iii. p. 74 (1883). 



Head and thorax black-brown slightly mixed with grey ; frons 

 with black bar ; tegulee with black line near tips ; patagia with 

 some black scales near edges and white patch at shoulders ; tarsi 

 ringed with white ; abdomen brown, the dorsal crests blackish, the 

 lateral fringes and ventral surface purplish pink. Fore wing black- 

 brown, slightly suffused and irrorated with grey ; a sinuous black 

 streak below base of cell with some yellowish white above it ; some 

 purplish red at base of inner margin ; subbasal line represented by 

 double black striae from costa ; antemedial lino double, waved ; 

 claviform well-developed, defined by black, incompletely above, a 

 black streak in submedian fold from it to postmedial line; orbicular 

 and reniform large, with grey annuli defined by black, the former 

 oblique elliptical, the latter with its centre defined by purplish red; 

 postmedial line minutely dentate and produced to slight streaks on 

 the veins, bent outwards below costa, incurved below vein 4 to 

 lower edge of reniform and defined by whitish on outer side below 

 vein 2, some white points on costa beyond it ; subterminal line pale 

 reddish defined by brown on inner side, angled outwards at vein 7 

 and excurved at middle, a whitish spot on it in submedian fold ; 

 a fine waved black terminal line. Hind wing whitish uniformly 

 suffused with brown, the cilia tinged with purplish red; the under- 

 side pale, slightly tinged with red and irrorated with brown, a 

 discoidal lunule and obliquely curved postmedial line. 



Ab. 1. vdshingtonia. Blacker. — Washington. 



Bah. Canada (Mrman), 1 §; U.S.A., N.E. & Middle States, 

 Maine, 1 $ , New York, 5 S type, Washington. Exj). 44-46 

 millim. 



2417. Graptolitha ustulata. 



Jffrofis mtulata, Butl. A.M.N. H. (.')) i. p. 162 (1S78); id. 111. Het. B.M. 

 ii. p. 27, pi. 29. f. 10 ; Staud. Cat. Lep. paL p. 210. 



Head and thorax dark brown, mixed with grey ; palpi streaked 

 with black at sides ; frons with black bar ; tegulae with black line 

 near tips ; patagia with some black scales near edges ; tibiae 

 streaked with black ; abdomen grey-brown. Fore wing dark 

 brown suffused with purplish grey ; a pale patch at base of costa 

 extending to the sinuous black streak below base of cell ; subbasal 

 line double, angled outwards below costa and ending at submedian 

 fold ; stigmata with greyish annuli defined by black, the claviform 



