NEW LEPIDOPTERA-HETEROCERA FROM FORMOSA. 29 



whitish ; also in structure, the third palpal joint is less long 

 and slender than in the male of that species. 



Seems to have been confounded with glaucaria, Walk., from 

 which the larger size, somewhat darker colour, blackish palpus 

 and dark fringe beneath readily distinguish it. 



NEW LEPIDOPTERA-HETEROCERA FROM FORMOSA. 

 By a. E. Wileman, F.E.S. 



(Continued from vol. xliii. p. 349.) 



Perizoma taiwana, sp. n. 



Fore wings with a blackish basal patch and medial band, outer 

 edge of the former and the inner of the latter white, space between 

 patch and band ochreous brown clouded with darker brown ; the 

 black outer edge of medial band is slightly angled near costa, and 

 bidentate at middle, followed by a narrow white band outwardly 

 tinged with ochreous brown ; the area beyond is brownish, with a 

 large irrorated white spot between veins three and five, some black 

 bars above the spot and some black scales below it ; submarginal line 

 formed of white dots, more or less connected towards the costa ; 

 fringes pale brown, marked with darker. Hind wings whitish, 

 fuscous tinged. 



Expanse, 26 millim. 



Collection number, 824. 



A female specimen from Arizan (7300 ft.), September 15th, 

 190(3. 



Perizoma simulata, sp. n. 



(? . Fore wings whitish, flecked with pale brownish; basal patch 

 and medial band blackish brown, the middle of the latter strongly 

 bidentate ; apical fourth of costa blackish ; submarginal line repre- 

 sented by five white dots towards the costa, the fourth preceded by a 

 blackish bar ; a blackish discal mark ; fringes chequered with blackish 

 brown. Hind wings whitish, outer margin fuscous tinged. Under 

 side of the fore wings fuscous, ochreous tinged ; the markings of 

 upper side faintly showing, the five submarginal spots clearly de- 

 fined ; of the hind wings pale fuscous, mottled with darker ; a black 

 discal spot, a whitish postmedial line, and a submarginal series of 

 white dots. 



Expanse, 19 millim. 



Collection number, 827. 



One male specimen from Arizan (7300 ft.), September 26th, 

 1906. 



Allied to P. decorata, Moore, from Sikkim. Some specimens, 

 also from Sikkim, in the British Museum Collection, seem to be 

 identical with the Formosan insect now described. 



