( 44) 



nt three-fourths, somewhut bent, to aual augle ; all the lines are dift'ase and become 

 obsolete before the costa ; fringe greeu and white. 



[iinil wings: with a long greeu mark on discocollular; a curved denticulate 

 postmedian line and narrow submarginal line blue-greeu ; also the triangular space 

 between veins 2 and 4 ; inner margin and costa white. 



Underside white. Face and palpi brown ; forelegs spotted brown and white ; 

 vertex, thorax, and abdomen white. 



Expanse of wings : 36 mm. 



One ? from Sierra Leone. 



Prasinocyma gen. nov. 



Allied to Thalassodes Gueu., with which it agrees in neuratiou and character 

 of scaling ; but while the hindmargin of the hindwings of Thalassodes is always 

 angulated, in Prasinoo/ma the hindmargin of both wings is rounded. The species 

 are mainly African. 



T.qje : Prasinoc>/ma vermicularia Guen. {Thalassodes). 



93. Prasinocyma rufitincta sp. nov. 



Forewings: bright green, semitranspareut, covered with innumerable white 

 sinuous striae, the $ with fewer than the 5 ; costa narrowly white ; base of wing 

 and median uervure marked with dull rufous ; fringe concolorous. 



Hindwings : like forewings, with no rufous at base. 



Underside pale wliitish green. Forelegs and antennae red ; head, patagia, 

 and base of abdomen green ; thorax dull rufous ; rest of abdomen greyish white. 



Expanse of wings : <?, 28 mm.; 5 , 34 mm. 



A pair from Lifu. 



94. Prasinocyma unipuncta sp. nov. 



Forewings : slightly diajihanous, deep green, the paler striae very minute and 

 indistinct ; costa narrowly ochreous ; fringe greeu ; discocellular marked with 

 darker green : a small white spot edged externaDy with brown scales on inner 

 margin beyond middle. 



Hindwings : similar, with no white spot. 



Underside paler. Face, palpi, and forelegs red brown ; vertex white : tliorax 

 green ; abdomen ochreous. 



Expanse of wings : 19 mm. 



One S from Weenen, Natal, October 1895. 



Rhomborista gen. nov. 



Allied to Oenospila Swinhoe, from which it difl'ers in the hind tibiae of the S 

 having two pairs of spnrs. The hindmargin of the hindwings is excised between 

 veins 4 and 6, at each of which there is a conspicuous tooth. The margins of both 

 wings are marked by a diamond-shaped festoon. 



Type : R. devexata Wlk. 



Phorodesma megaspilaria Unen. and Coniibaena undiferata Wlk. also belong 

 here. 



