( 410 ) 



a subtermiual irregular grey Hue, costa with i'onr dark dots in I'rout of the apex, 

 termen darkly dotted. Secondary nniform pale whitish ochreons. 



?. White. Primary subhyaline, irrorated witli dark grey and with raised 

 scales, with three antemcdial dark strijjes to vein 1, the third being very oblique 

 and curved from the costa to the cell, a postinedial line in sha])e like the third 

 antemedial ; cell with two black dashes at its upper and lower end, where there is a 

 good deal of dark grey scaling, beyond which is a grey spotted stripe from the costa 

 to near the angle, a subterminal line strongly serrated on each vein ; termen darkly 

 spotted in each nerve space. In the cell is a raised patch of white scales darkly 

 encircled. Secondary pure white, slightly hyaline. 



Expanse : S 30, ? 40 mm. 



I/ab. Dinawa, August and September. 



The type is in my collection. 



110. Imaus marginepunctata spec. nov. (PI. VI. f. 13). 



(J. Head and thorax whitish ; palpi white, black exteriorly ; abdomen straw- 

 yellow with whitish anal extremity. 



Primary greyish white, with a trace of a short basal dark line ; a double dark 

 antemedial line, an interrupted medial line crossing a round cell-spot of raised 

 scales finely encircled with grey ; a double strongly serrate postmedial line, beyond 

 a spot of raised scales closing the cell, also encircled finely with grey, be/low which 

 is a smaller similar spot having a short but prominent black dash on its exterior ; 

 a subterminal row of short grey dashes between the veins, extending forwards as 

 spear-heads on each vein. The base of the costa is finely black for a quarter, then 

 prominently spotted with black ; termen spotted with black. Secondary nniform 

 pure white. 



Expanse : 32 mm. 



Ilab. Aroa River, March. 



The type is in the Tring Museum. 



111. Imaus dubia spec. nov. (PI. VI. f. 10). 



c?. Head and thorax grey ; paljii grey, tipped with ochreons ; abdomen 

 yellowish white ; in fresh specimens probably white. 



Primary grey, with a slight yellowish suffusion at the base ; a trace of a basal 

 line ; an antemedial irregular dark grey line, a medial irregular dark grey line 

 (receding basewards below the cell) cros>ing a spot of raised scales encircled with 

 grey at the end of the cell, where there is a suffusion of grey extending to near the 

 apex ; a postmedial double strongly serrate line, followed by a subterminal line of 

 dark grey dashes ; termen obscurely dotted ; costa with a grey patch above the end 

 of the cell, and darkly dotted from thence to the apex ; a spot of raised scales in the 

 cell encircled with grey. Secondary pure white. 



Expanse : 32 mm. 



Hab. Aroa River, March and April. 



The type is in the Tring Museum. 



This sjiecies is a close ally of the preceding : it is, however, darker, and the 

 lines are not the same as has been stated, whilst veins 10 and 11 do not anastomose 

 as in that species. 



