8 Mr. A. J. T. Janse on neiv South African 



HYPSOTROPINAE. 



Mesodiphlebia rhodesiana, sp. n. 



Male. Head, palpi, thorax and fore-wing cream-colour (xvi) ; 

 palpi irrorated at sides with fuscous-black; a conical tuft of hair 

 and some scales on frons of cream- colour and fuscous- black mixed ; 

 legs cream-colour and irrorated with fuscous ; abdomen above and 

 on underside and thorax on underside whitish; antennae cream- 

 coloured. Fore-wing with costal area above upper median whitish, 

 irrorated with fuscous- black but leaving vein 12 and upper median 

 whitish; a more dense irroration below upper median and this is 

 continued to apex below vein 9, where the irroration is most dense ; 

 some slight sprinlding of fuscous-black over the Avhole wing, most 

 dense below lower median on 16 and along term en ; an antemedial, 

 rounded, diffused spot on 16 and a medial irroration suggesting the 

 medial line ; a rounded spot with a light centre at end of cell ; a 

 diffused postmedial line from 9, parallel to termcn, then curved 

 inwardly at 2, then outwardly oblique to tornus; cilia whitish, 

 tipped with fuscous- black and with an indication of a line at middle. 

 Hind- wing whitish or pure white; in some specimens Avith fuscous 

 suffusion along termen; cilia white. 



Underside : — with the ground-colour as above, but in the fore- 

 wing more densely and in the hind-wing slightly suffused with 

 fuscous. Proboscis very slight, but in some specimens visible. 



Exp, Male tyj)e 14 mm. ; four co-types 14-15 mm. 



Hab. Victoria Falls in Jan. 1918, caught at light. 



Rhinaphe lutosa, sp. n. 

 Male and female. Head, palpi, shaft of antennae, thorax, abdo- 

 men, legs and fore- wing pale ochraceous-buff (xv); palpi sprinkled 

 with black, basal half of third joint irrorated Avith black; legs 

 irrorated with fuscous- black; fore- wing irrorated with light pinkish- 

 cinnamon (xxix) and more or less densely sprinkled -with fuscous- 

 black; all markings on fore- wing fuscous- black; a diffused basal 

 line from below costa ; medial line broad and consisting of fuscous- 

 black irroration, from costa to upper median oblique, broad and 

 dense, then erect, faint and only plain on lower median and 16 ; 

 postmedial faint from costa to upper angle of cell, then inwardly 

 oblique and faint, most conspicuous on upper and lower angle of cell, 

 where it forms a more or less distinct macula ; subterminal rather 

 far from termen, inwardly oblique from costa to half-way end of cell 



