256 Mr. E. Meyrick on South American Micro-Lepidoptera. 



fuscous patch occupying apical fourth of wing, edged anteriorly with 

 shining whitish : cilia ochreous-whitish or grey-whitish. Hindwings 

 pale grey; cilia grey-whitish. 



Peru, Oroya, 12,200 feet, in July {Parish) ; twenty 

 specimens (14 (^, 6 $). Remarkable for the striking sexual 

 difference of colouring. 



Nepticula olyritis, n. sp. 



cJ $. 3-^ mm. Head pale ochreous-yellowish, eyecaps whitish. 

 Thorax ochreous-whitish sprinkled with dark grey. Abdomen grey. 

 Forewings lanceolate ; blackish-grey, coarsely and irregularly mixed 

 or sufEused with ochreous-grey-whitish except at apex : cilia grey, 

 at apex with an ochreous-whitish patch. Hindwings and cilia grey. 



Peru, Lima, 500 feet, in August (Parish) ; six speci- 

 mens. 



August 5, 1915 



