258 



THE ENTOMOLOGIST. 



warm and close, following heavy rainfall, the shade tempera- 

 ture at 8 p.m. being 68° F. 



It remains to be seen whether it will be possible to observe 

 anything further with regard to the life-history of this insect, 

 since the accredited food-plant is not particularly easy to obtain, 

 and difficult to transplant when met with. 



West Wickham, Kent. 



NEW SPECIES OF LEPIDOPTERA FROM FORMOSA. 



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



Geometrid^. 

 Paradarisa rantaizanensis, sp. n. 



(? . Fore wings pale brown, freckled with darker, clouded with 

 dusky on outer third, ochreous tinged, especially on costal and dorsal 

 areas ; antemedial line blackish, double, diffuse ; postmedial line 

 blackish, angled opposite cell, bent near dorsum ; discoidal mark 

 hnear, blackish, some blackish specks between it and dorsum ; sub- 

 terminal line pale, wavy, indistinct ; terminal line crenulate, blackish, 

 with black dots on it between the veins. Hind wings pale brown, 

 freckled with darker ; antemedial line blackish, only distinct on 

 dorsal area ; postmedial line blackish, double, not extended to costa, 

 shghtly incurved before dorsum, followed by a dusky shade ; sub- 

 terminal and terminal lines as on fore wings, but the former rather 

 more distinct. _ Under side whitish, clouded with dusky on outer 

 third ; all the wings have blackish discoidal spot and postmedial line, 

 the latter rather faint. 



Expanse, 43 milhm. 



Collection number, 789a. 



Allied to P. comparataria, Walker, from N.W. Himalayas. 



A male specimen from Rantaizan, May 8th, 1909. 



Arichanna {?) maculosa, sp. n. 

 (? . Antennas bipectinate. Fore wings white, thickly sprinkled with 

 dark brownish ; venation brownish ; antemedial and postmedial lines 

 blackish, double, broad and rather wavy, interrupted ; a blackish band, 

 on which is a black discoidal spot, between antemedial and postmedial 

 lines, but nearest the latter, interrupted about middle ; subterminal 

 and terminal hnes blackish, macular ; a blackish cloud on terminal area 

 near apex. Hind wings white, finely sprmkled with dark brownish. 

 Fringes of all wings whitish checkered with blackish, most distinctly 

 on the fore wings. Under side similar to above, but the transverse 

 markings of the fore wings confluent. 



? . Except that the hind wings are more densely sprinkled with 

 dark brownish, similar to the male. 



Expanse, 39 millim. 



Collection number, 806. 



One specimen of each set from Arizan, September 12th, 1906. 



