new Species of Ileterocera. 399 



abdomen black above, yellowish brown on the underside : 

 legs black. Primaries black, crossed by two semihyaline 

 dusky bands, the fiist near the apex, the second close to the 

 base; the fringe black: secondaries black, with a central 

 dusky hyaline band crossing the wing from the costal to the 

 outer margin, where it ends in a yellow spot, the apex edged 

 with yellow. Underside very similar to the upperside, but 

 the inner half of the secondaries streaked with yellow. — 

 Ftmale very similar to the male, but rather larger and 

 without any yellow on the upperside of the secondaries. 



Expanse, $ If, $ 2 inches. 



Hub. W. Africa, Udamba, Kuila River, S.W. Congo 

 State [J. S. Bou-<fidd) ; Upper Kasai District, Congo Free 

 State (P. Lattdbeck\ Mas. 1 truce). 



Allied to Pittltea trifasciata, Dewitz, but very distinct. 



Pitthea albolineata, sp. n. 



Male. — Head, palpi, antennae, teg ulse, thorax, and abdomen 

 black, front of the head white, collar yellow ; underside of 

 the abdomen yellow ; legs black. Primaries black, crossed 

 near the base from the costal to the inner margin by a narrow 

 creamy white band ; a creamy white band near the apex, that 

 does not extend to either margin : secondaries black, a narrow 

 creamy white central band extends from the middle of the 

 costal margin almost to the outer margin. Underside : 

 primaries very similar to the upperside, but streaked with 

 yellow at the base; secondaries as above, streaked with 

 yellow at the base and along the inner margin, the white 

 central line broadly bordered with yellow. 



Expanse If inch. 



llab. West Africa, Bitje, Ja River, Cameroons, 2000 feet, 

 dry season (G. L. Bates, Mas. Bruce). 



Aletis sapor , sp. n. 



Male. — Head, antenna?, and thorax black ; collar white ; 

 teguloe black, edged with white ; abdomen black above, 

 spotted with white on each side ; the underside red ; legs 

 black. Primaries brick-red, the apex broadly black; four 

 small white spots cioss the wing close to the apex ; the fringe 

 black : secondaries brick-red, edged with black from the 

 apex to the anal angle, a marginal row of small wdiite dots 

 extends from the apex to the anal angle. Underside the same 

 as above, but lighter in colour. — Female the same as the male, 



