MACROLEPIDOPTERA 245 



whitish, sometimes edged internally with dark fuscous, first almost straight, some- 

 what indented in middle, second curved on upper f ; an undefined dark fuscous 

 discal dot, and sometimes a second above it ; subterminal line cloudy, dentate, 

 whitish, sometimes obsolete : cilia fuscous, more or less whitish-mixed, with darker 

 subbasal line. Hindwings clear ochreous-yellow ; median and subdorsal streaks of 

 blackish-grey irroration ; a moderately broad blackish-grey terminal band, sharply 

 interrupted on a quadrate space below middle ; cilia light yellow, tips paler (Plate VII 

 fig. I.) 



7 specimens ; 3 Kaholuamano, Kauai, at 4000 feet : 4 Mts. Waimea, Kauai, at 

 4000 feet ; from April to June, and in October. 



(12) OrtJiomecyna cupreipcnnis Butl. 



07'thomecyna exigiia, van cjipreipennis Butl. Ent. Mo. Mag. xix. p. 179. 



i- 18 — 20 mm. Abdomen light ochreous-yellowish. Forewings as in O. 

 exigiia. Hindwings pale dull ochreous-yellowish, faintly greyish-tinged ; a moderate 

 dark grey terminal band ; cilia pale whitish-ochreous, suffused with grey towards 

 base. 



I specimen, Lanai, at 2000 feet, in February. Several were obtained by Mr 

 Blackburn from the same island, and as the differential characters appear to be 

 constant, I think it advisable to allow the form specific rank. 



(13) Orthomecyna exigua Butl. 



Mecyna exigua Butl. Ent. Mo. Mag. xv. ja. 271 ; Ann. Mag. Nat. Hist. (5) 



VII. 1 88 1, p. 329. 

 Orthomecyna exigua Meyr. Trans. Ent. Soc. Lond. 1888, p. 227. 



Abdomen varying from pale ochreous to grey ; forewings usually more or less 

 irrorated or sometimes much suffused with whitish ; cilia of hindwings sometimes 

 suffused with greyish. Otherwise sufficiently described. 



19 specimens; 18 Molokai, at 3000 — 4000 feet; i Kilauea, Hawaii; in May, 

 June, and September. Also taken commonly by Mr Blackburn in Maui. 



(14) Orthomecyna amphilyca, sp. nov. 



Z- 16—22 mm. Head, palpi, and thorax fuscous-grey. Abdomen greyish- 

 ochreous. Legs dark grey, obscurely whitish-ringed. Forewings grey, irrorated with 

 dark fuscous and whitish ; first and second lines whitish, internally edged with 

 some blackish scales, first angulated above middle, second curved on upper f ; a 



32—2 



