( 472 ; 



27. Hylemera capitifera spec. nov. 



Forewing : ilnll white, slightly diaphanous; the costa with a brown-grey 

 stripe, outer third of wing brown-grey, invaded between veins 3 and 5 by the 

 white ground-colour in the form of a beak ; fringe brown-grey ; cell-spot blackish, 

 large, oblique. 



llindwiny : mth a round dark cell-spot ; hinduiargin narrowly gre3--brown 

 round apex and at anal angle, from vein 3 to 5 reduced to a line ; fringe grey- 

 brown. 



Underside dull greyish white, the dark markings jialer. 



Palpi dark fuscous ; face, vertex, and collar yellow ; thorax and abdomen 

 smoky grey ; antennae blackish. 



Expanse of wings : 37 mm. 



1 ? from Amambara Creek, Niger River (Brahara). 



Subfamily BISTONINAE. 



28. Aphilopota ambusta spec. nov. 



Foreicing : pale fulvous brown ; the basal area, the costal and hindmargins 

 darkened by confluent black striae ; the lines very indistinct ; basal line from 

 one-fifth of costa, bent on subcostal, then oblique to near base of inner margin ; 

 outer and submarginal lines very obscure, marked on costa at two-thirds and 

 four-iiftbs, apparently angled above vein 6, tlien oblique inward to middle of 

 inner margin and a little beyond, only marked above inner margin, and by a series 

 of slight vein-spots ; cell-spot black, distinct; a series of black marginal lunules ; 

 fringe blackish. 



Hinfhviiig : wholly covered with black striae, slightly paler towards costa, 

 and more fulvous along inner margin ; two black curved parallel postmediaa lines 

 near together as in forewing ; black cell-spot touching inner line. 



Underside grey, tinged with fulvous, and thickly covered with black striae. 



Thorax, patagia, and four basal segments of abdomen pale brown ; head, 

 shoulders, metathorax, and anal segments of abdomen dark brown ; palpi fuscous. 



Expanse of wings : 34 mm. 



1 ? from Caconda, Angola, December 1901 (Pemberton). 



Agrees with typical Aphilopotd in having the tongue absent, and veins lU, 11 

 of forewing coincident throughout. 



29. Cnsiala? pulverosa spec. nov. 



Foreicinq : pale stoue-colonr, thickly covered with greyish green scales ; the 

 lines and shades of the same colour, but obscnrely marked ; a dark grey-green 

 blotch at base ; first line at one-fourth, donble, tlie outer arm rather deeper on 

 the veins ; median shade a little beyond the middle, waved and cloudy, bent out 

 round the lunular cell-mark ; outer line dark green, more concise, from three- 

 fourths of costa to two-thirds of inner margin, outcurved above middle, lunulate- 

 dentate, fdllowed by a cloudy shade ; submarginal zigzag, jireccdod and followed 

 by a dull gre3--green shading ; dark green marginal spots between the veins ; 

 fringe concolorons. 



Hi7idwi)ig : similar, but without basal line. 



Underside cloudy grey, darker towards apex of forewing ; outer line, marginal 

 spots, and cell-spots marked. 



