( 89 ) 



costa before apex to inner margin before anal angle, connected along the snbmedian 

 area with the first line, and beyond the cell with a marginal fascia, which does not 

 quite reach either apex or anal angle ; fringe grey-brown, except at apex and angle. 



Hindwings : straw-colonr, with a ronnd cell-spot, a i>ostmedian line of grey 

 spots, and a few on the margin, the last not symmetrical. 



Underside dtdler. Face fuscons ; shoulders and thorax straw-colour, with 

 black tips : abdomen yellow, with black segmental rings. 



Expanse of wings : 42 mm. 



One 6 from Mpwapwa, East Africa. 



208. Percnia longimacula sj). nov. 



Distinguished from P. hclluaria Guen., with which it agrees in size, by all the 

 spots being elongate and narrow ; the two middle rows apjiroximated to each other, 

 the spots of the outer one linear ; the second spot of inner row, which in helluaria is 

 ronnd and at the junction of vein 2, is double, on the median and vein 2 beyond the 

 origin of the latter ; veins 6 and 7 of the hindwings are shortly stalked. 



One ? from Knlu. 



200. Potera albiquadrata sp. nov. 



Foreivings : black : a few yellowish and one small white spot near base ; a 

 white spot in middle of cell ; a broad sinuous white fascia, its top straiglit, from 

 snbcostal to middle of inner margin, where it is marked by some black spots : a 

 slender white dash parallel to and just beyond its upper extremity ; a row of five 

 white elongated quadrate spots between the veins before the hiudmargin. 



Him/whujs : white ; the costa and inner margin broadly smoky black ; hind- 

 margin with broad black fascia containing five quadrate white spots ; a dark spot in 

 the cell. 



Underside like upper. Palpi and antennae black ; face and vertex yellow : 

 patagia yellow, theii- tips black : thorax yellow, with black bands ; base of abdomen 

 with a black ring ; rest of abdomen yellow, with saddle-shaped black dorsal blotches 

 on each segment, and a pair of spots on the first two. 



Expanse of wings : 52 mm. 



One S from Batchian, March 1892 (W. Doherty). 



Allied to F. iilhijAaya Warr. from S. C'elebes, but snificiently distinct. 



210. Rhodophthitus (?) simplex sp. nov. 



Forewings : wholly pale pinkish ochreous, at the base tinged with bright rosy. 



Hindwings: whitish; fringe concolorons. 



Underside dull whitish ; the hindwings also tinged with rosy at base and along 

 costa. Face brown ; collar ferrnginous ; thorax pinkish grey : patagia bright rosy ; 

 abdomen ochreous, with the segmental rings rosy ; legs rosy. 



Expanse of wings : 48 mm. 



One ? from the Songive Valley, Lake Nyassa. 



The insect is considerably wasted, and the above must consequently be taken as 

 only an approximate description ; there are no traces of markings. 



