NEW LEPIDOPTKRA-HETEROCERA FROM FORMOSA. 345 



Pydna alhifusa, sp. n. 



3' . Head and thorax pale brown, wliitish mixed ; abdomen 

 whitish, anal tuft pale brownish. Fore wings ochreous brown, 

 suifused with whitish on the basal area ; veins and a streak from 

 middle of the base to the apex rather darker, the latter tapered at 

 each end ; some darker transverse lines on the outer margin. Hind 

 wings and the under side of all wings whitish. 



5 . Rather larger and without anal tuft. 



Expanse, $ 43 millim., 5 48 millim. 



Collection number, 1230. 



One example of each sex from Kanshirei (1000 ft.) ; the male 

 taken April 30th, 1908, and the female in August, 1907. 

 Near Pydna ohliqaa, Hampson. 



Tyana acypera liter ata. 



Fore wings green, costa and fringes yellowish white ; apex 

 flecked with purplish brown ; a purplish brown S-like mark about 

 middle of the wing. Hind wings and the under side of all wings white. 



Expanse, 34 millim. 



Collection number, 731 a. 



A female specimen from Daitozan (8500 ft.), September 20th, 

 1906. 



Panthea grisea, sp. n. 



Head and thorax grey ; abdomen blackisli, posterior edges of seg- 

 ments greyish. Fore wangs grey, orbicular stigma represented by a 

 black point, reniform outlined in black, with a black spot at lower 

 end ; subbasal and antemedial lines black, the former not extended 

 to the inner margin, the latter angled above the inner margin, bent 

 towards the costa, and inwardly edged with white ; medial line black, 

 irregular; postmedial line black, crenulate, bent inwards below middle, 

 angled on inner margin, outwardly edged with white ; submarginal 

 line white, sinuous, partly shaded inwardly with black ; fringes 

 chequered. Hind wings smoky grey ; a dusky discoidal spot, and 

 two dusky bands enclosing a paler one beyond. Under side of the 

 fore wings blackish inclining to greyish on the margins, postmedial 

 line darker, followed by a whitish band ; hind wings whitish grey 

 with blackish discoidal mark, and three transverse bands. 



Expanse, 42 millim. 



Collection number, 1794. 



One male specimen from Rantaizan (7500 ft.), May 11th, 1909. 



Anonychia s'muosa, sp. n. 

 ^ . Fore wings blackish brown, striated with ochreous on costal 

 area, and sprinkled with paler on basal area ; antemedial line whitish, 

 sinuous, not distinct, edged with black at each extremity ; post- 

 medial line whitish, sHghtly angled near costa, thence sinuous to 

 inner margin ; a dusky central shade enclosing a black discoidal 

 mark. Hind wings fuscous, discoidal spot blackish, traces of a dark 

 edged white postmedial line. Fringes dark brown marked with pale 

 brown. 



