NO. 2006. YALE PERUVIAN EXPEDITION, LEPIDOPTERA—DYAR. 639 

 EUDAMUS CATILLUS Cramer. 



Huadquina, 5,000 feet, July 24, 1911. 



EUDAMUS DORANTES StoU. 



Huadquina, 5,000 feet, August, 1911. 



BUTLERIA CUPARIA Mabille. 



Pampaconas River, August, 1911. 



BUTLERIA DIMIDIATUS Felder. 



Pampaconas River, August, 1911. 



BUTLERIA AGATHODES Felder. 



Tincochaca, 7,000 feet, August 9, 1911. 



HYLEPHILA LIMA Plotz. 



Tincochaca, 7,000 feet, August 9, 1911. 

 Urubamba, 9,500 feet, July 16, 1911. 

 Cuzco, 11,500 feet, July 4, 1911. 



HYLEPHILA ISONIRA, new species. 



Similar to phylaeus Drury; male with the black terminal marks 

 broader and more nearly forming a dentate band, often completely 

 so; female only a little blacker than the male, some specimens not 

 at all so, the marks not confluent over the surface as in female phy- 

 laeus. Beneath light yellowish; fore wing as in phylaeus but lighter; 

 hind wing light yellowish, grayish tinged, a mesial pale band edged 

 with dull red scales, sharply bent, its lower segment straighter than 

 in phylaeus, not dotted with black. 



Cotypes. — 15 specimens, Cat. No. 15627, U.S.N.M., OUantayiambo, 

 9,000 feet, October, 1911; Urubamba, 9,500 feet, July 18, 1911; 

 Chuquibamba, 10,000 feet, October, 1911; Cuzco, 11,500 feet, July 

 12, 1911; Coropuna, 14,500 feet, October, 1911. Three specimens 

 from Cantas, 2,000 feet, November, 1911, have the marginal mark- 

 ings more pointed and smaller. 



ARGOPTERON CYPSELUS Felder. 



Pampaconas River, August, 1911. 

 San Miguel, 6,000 feet, July 24, 1911. 



ARGOPTERON XICCA, new species. 



Black above; inner area of hind wing broadly covered with long 

 greenish hairs. Below, fore wing with base of costa and apex gray- 

 brown, disk broadly black. Hind wing all gray-brown except a 

 black streak on submedian fold, widening to a patch at tornus. 



Type.— Cat. No. 15628, U.S.N.M., Vilcabamba, 10,000 feet, August 

 23, 1911. 



ATRYTONE MELLA Godman and Salvin. 



Cuzco, 11,500 feet, July 4, 1911. 



Mr. Schaus labels this as possibly the female of mella, which is 

 known only by males. 



LERODEA GRACIA, new species. 



Blackish brown, fringes white; fore wing grayish at base, with 

 constricted spot in end of cell, three subapical and row of four below. 



