300 ^iii- n. DBUCB ON NEW [Mar. 28, 



Hah. Ecuador, Sarayacii (BncMey, Mus. D.),IjO}a.(Con. Dognin). 

 A small species, allied to iV. discoloraria, Herr.-Schaff. 



NiPTERiA cissoESSA, sp. n. (Plate XX. fig. 11.) 



31ale. Primaries and secondaries pale grey, irrorated with darker 

 scales along the costal margin and at the apex of the primaries ; 

 tlie fringe of both wings alternately black and grey. Underside : 

 primaries pale brown, darker on the costal margin near the base 

 and near the apex, the costal margin and the apex irrorated with 

 white scales, a dark brown streak at the end of the cell. Second- 

 aries dark brown, irrorated with white scales ; a dark brown spot 

 at the end of the cell. Antennae black. Head, thorax, and 

 abdomen grey, each segment of the abdomen edged with dark 

 brown. Legs blackish brown. 



Expanse lj% inch. 



Hah. Ecuador, Chiguinda, Sarayacu, and Intaj (Buckley, Mus. 

 D.) ; Loja {Coll. Dognin). 



A distinct species, not allied to any species known to me. 



NiPTBEIA PEEILLA, Sp. n. 



Male. Primaries and secondaries dark silky brown. Primaries 

 crossed from the costal to the inner margin by two darker brown 

 lines, the veins dark browTi. Secoadaries crossed below the middle 

 from the apex to the inner margin by a narrow brown line, the 

 fringes of both wings brown. IJnderside similar to the upper- 

 side, but paler in colour. Antennae black ; head, thorax, abdomen, 

 and legs brown. 



Expanse If inch. 



Hah. Ecuador, Intaj {Bud-ley, Mus. D.) ; E. Peru, Cosuipata 

 Valley ( Whitely, Mus. D.). 



Allied to N. impunctata, Thierry-Mieg, from which it is at once 

 distinguished by the dark brown hind wings. 



NiPTEEiA PHILOMELA, sp. n. (Plate XX. fig. 16.) 



Male. Primaries white, the costal margin, the apex, outer and 

 inner margins bordered with greyish black, very broadly at the apex ; 

 the costal margin has three ^hite spots, the first and second 

 nearest the base, the third beyond the middle. Secondaries white, 

 the outer margins from the apex to the anal angle broadly bordered 

 with greyish black, the fringe of both wings alternately white and 

 black. Underside : primaries white, the costal margin, apex, and 

 outer margin clouded with brown. Secondaries pale brown, the 

 cell and a spot beyond white. Antennae and palpi black. Head, 

 thorax, abdomen, and legs brown, the underside of the abdomen 

 greyish. 



Expanse 2 inches. 



Hah. Ecuador, Sarayacu {Buckley, Mus.D.), Loja {Coll. Dognin). 



I have four males of this species, which do not show tlie slightest 

 variation. 



