540 



NOCTtriD^. 



a small dark discoidal spot and indistinct curved minutely waved 

 postmedial line. 



Ab. 1. guenei. Pore wing with the postmedial and terminal 

 areas not white. 



Hah. Britaiiy, Leech Coll. ; France, Leech Coll. ; GESMANr, 

 Zeller and Prey Colls. ; Atjstkia ; HuNGARr ; Switzerland, Frey 

 Coll.; Spain, Catalonia, Bilbao; Portugal; Corsica; Italy; 

 Denmark ; Russia ; Armenia ; Asia Minor, Bithynia ; Persia, 1 S , 

 1 $ ; W. Siberia, Altai ; E. Siberia, Ussuri ; Japan, Nagasaki 

 {Leech), 1 (^ , Oiwake {Pnjer), 1 ^ , Nikko (Alaries, Jonas), 2 c? , 

 1 2 ; CoEEA. Ex2J. 24-30 millim. 



Larva. Meyr. Brit. Lep. p. 164; Barrett, Lep. Brit. yi. p. 202, pi. 248. f. 2. 



Pale yellowish ; dorsal line reddish or greenish ; subbasal line 

 brown ; lateral line reddish or greenish ; spiracular line reddish ; 

 head pale yellow irrorated with red. Food-plant '. Molinia ccerulea. 

 8-9. 



5808. Lithacodia stygia. 



Erastria stygia, Butl. A. M. N.H. (5) i. p. 199 (1878) ; id. III. Het. B. M. 

 iii. p. 20, pi. 46. f. 2 ; Staud. Cat. Lep. pal. p. 231. 



Head and thorax black mixed with some brown and white; 

 tarsi banded black and white ; abdomen fuscous and white, the 

 crests blackish. Fore wing black-brown with some red and white 

 scales mixed, the postmedial area below vein 3 and the terminal 

 area below vein 5 with more white ; subbasal line blackish 

 slightly defined by white on inner side, waved, from costa to sub- 

 median fold ; antemedial line indistinct, slightly defined by white 

 on inner side, oblique, waved ; claviform faintly defined by black 

 and white at extremit}' ; orbicular and reniform small, with white 

 annuli defined by black, the former round, the latter constricted 

 at middle ; an indistinct curved medial line ; postmedial line 

 defined by white on outer side, strongly at costa and below 

 vein 4, bent outwards below costa, then waved, incurved below 

 vein 4 and excurved at vein 1, some white points beyond it on 

 costa : subterminal line whitish, excurved below vein 7 and at 

 middle ; a terminal series of small black lunules, defined on inner 

 side by white except at apex ; cilia with a dark line at middle, 

 chequered fuscous and Avhite at tips. Hind wing fuscous brown ; 

 cilia whitish with a dark line at middle and chequered with fuscous 

 at tips ; the underside white irrorated with fuscous, the costal 

 and terminal areas tinged with purplish red, a small discoidal spot, 

 postmedial series of minute streaks on the veins, and terminal 

 series of striae. 



Hah. Japan, Kiushiu, 1 J , Tokio {Maries), 2 J , 1 5 , Yokohama 

 (Jonas, Fryer), 4 J , 4 $ type; Coeea, Gensan {Leech), 1 c? , 2 $ ; 

 C. China, Ichang {Hohson), 1 $ ; "W. China, Chow-pin-sa, 1 S , 

 1 $ . Exp. 24-32 millim. 



