Tropical Africa in the National Collection. 528 



inwardly with whitish, and indications of a line from liindev margin, 

 near the angle to near the apex and then abruptly angled and bent 

 inwards on to the costa near the apex ; costal line and cilia dark red ; 

 hind-wings pale red tinged with grey and unmarked ; under-side of 

 a uniform pale pinkish-red colour; some brown marks on costa of 

 fore-wings and a spot at end of cell of hind-wings. 

 Expanse of wings liV inches. 



Madagascar {Goimn). 



Genus Hjsmatorithra, Butler, Ann. Mag. N. H. (6), xviii, 

 p. 106 (1896). 



H^MATORITHRA RUBRIFASCIATA. 



Hsematorithra ruhrifasciata, Butler, 1. c. 



2 $, Nyassaland, including the type. 1 $, Mgana, Brit. 

 E. Africa. 



Genus Encoma, nov. 



$ . Antennae bipectinate ; fore-wings with vein 5 from nearly the 

 upper end of the discocellular, 5 and 6 so close together as to appear 

 to be shortly stalked, 7 absent, 8, 9 and 10 stalked, 11 from the cell. 



Type irisaria, nov. 



Encoma irisaria, nov. 



^. Ochreous- white ; upper-side of palpi and branches of antennae 

 brown ; fore-wings slightly darker and more yellow than the hind- 

 wings ; both wings with a brown middle straight band, a discal waved 

 band of brown spots, a blackish waved submarginal band, and black 

 marginal dots; a black dot at the end of each cell, and a black dot on 

 the hinder margin of fore-wings one-fourth from the base, with another 

 above it ; under-side same as above. 



Expanse of wings At inch. 



2 $ , mile 478, Uganda Railway (Betton). 



Genus Dichroma, Duncan, Exotic Moths, Nat. Libr., xxvii, 

 p. 224 (1841). 



Argyrophorct, Guen., Phal., ii, p. 230 (1857). 



Dichroma trofonia. 



Phaliena-cjcometra trofonia, Cram., Pap. Exot., iii p 92 

 pi. 247, f. F (1782). ' ' 



Dichroma histrionalis, Duncan, 1. c, p. 227, pi. 30, f. 2. 

 Dichroma arcualis, Duncan, 1. c, p. 228, pi. 30, f. 3. 

 Argyraphora monetata, Guen., 1. c. 



