NEW LEPIDOPTERA-HETEROCERA FROM FORMOSA. 247 



Aloa contaminata, sp. n. 



S . Head and thorax whitish buff ; abdomen scarlet with medial 

 and lateral series of black dots. Pore wings whitish buff, streaked 

 with fuscous between the veins, except on costal and inner marginal 

 areas. Hind wings whitish buff suffused with scarlet, especially 

 towards the abdominal margin ; a blackish discal dot. Under side 

 whitish buff, the fore wings strongly suffused with scarlet, and the hind 

 wings slightly tinged with scarlet towards the abdominal margin. 



Expanse, 48-52 millim. 



Collection number, 1209. 



Two male specimens from Kanshirei (1000 ft.), April 28th, 

 1908 (type), and May 5th, 1908. 



Euproctis crocea, sp. n. 



3' . Head yellowish ; thorax and abdomen pale buff, the anal tuft 

 tinged with reddish. Fore wings bright yellow ; a bifurcate trans- 

 verse band is indicated by three clusters of black scales in the cell, 

 and three other clusters of black scales arranged obliquely below the 

 cell ; a postmedial band represented by scattered black scales ; three 

 black spots on the outer marginal area towards apex, one towards the 

 inner margin, and some black scales between. Hind wings whitish, 

 fringes yellow. Under side whitish, costa and outer margin of the 

 fore wings, and the fringes of all the wings, yellow. 



? . The clusters of black scales forming the upper portion of the 

 band on fore wings are less compact, the first and third of the apical 

 black spots are larger, and the spot towards inner angle is double. 



Expanse, c? 36 millim., $ 46 millim. 



Collection number, 665. 



A male specimen from Arizan (7300 ft.), August 15th, 1908; 

 and a female from Kanshirei (1000 ft.), April 22nd, 1908. 



Euproctis flexuosa, sp. n. 



3 ■ Fore wings yellow ; antemedial band slightly curved, but not 

 extending to costa or inner margin ; postmedial band flexuous, not 

 reaching costa ; both bands formed of scattered black scales, the first 

 is followed by a pale line, and a similar line precedes the second ; a 

 black dot between the antemedial band and base of the wing ; two 

 blask dots on the outer margin, one towards the apex, the other 

 towards the inner angle. Hind wings rather orange tinted ; fringes 

 paler. Under side orange-yellow without markings. 



? . Similar to the male, but owing to condition of specimen only 

 the central parts of the bands can be traced. 



Expanse, 3 25 millim., ? 28 millim. 



Collection number, 35. 



One male specimen from Kanshirei (1000 ft.), April 29th, 

 1906 ; and a female from Tainan (on the plains), July 13th, 

 1904. 



Euproctis striata, sp. n. 



Fore wings yellowish buff", slightly mottled with russet ; some 

 irregular streaks, formed of black scales, between the veins on outer 



