( 22"? ) 



169. Marapana pulchra spec. nov. 



c?. Head and throax olive-grey; collar tipped with white; abdomen white, with 

 olive-grey dorsum. Primary olive-grey np to the reniform, receding somewhat 

 to the inner margin ; beyond this pale lilac, irrorated slightly with olive-grey np 

 to the pale pinkish oblique postmedian line ; area be3'ond this line olive-grey, 

 paler and mixed with lilac at the termen ; a trace of a pale pinkish serrated 

 snbtcrminal line ; reniform palely edged with two dark olive dots ; termen with 

 dark points. Secondary exactly similar to the primary. 



Expanse, 32 mm. 



Hab. Aroa River, March. 



Type in the Tring Museum. 



Avirostrum gen. nov. 



Palpi very long, porrect, thickly scaled, end segment small ; thorax and 

 abdomen smoothly scaled ; legs, tibiae heavily scaled ; wings, primary tapering 

 to broad ; costa nearly straight, depressed before apex ; termen excised below 

 apex to a projection at vein 4, whence it recedes to the tornns ; secondary with 

 termen crennlate, slightly angled at vein 4. Neiiration : primary with vein 4 from 

 the angle, 5 from above the angle, 6 from the upper angle, 7, 8, 9, and lU stalked, 

 the first from the end of the ariole, the three latter on a long stalk ; secondary 

 with veins 3 and 4 and 6 and 7 from their respective angles, 5 from below the 

 middle of the discocellnlars. 



Type : Avirostrum pratti B-B. 



170. Avirostrum pratti spec. nov. 



(?. Head and collar pale fawn-brown, darkly speckled ; thorax and abdomen 

 brownish. Primary pale dull madder-brown, with a short dark basal line, a distinct 

 dark antemedian and median line roughly parallel angled near the costa, receding 

 basewards in a slight curve to the inner margin ; postmedian line obscnre, roughly 

 parallel to the preceding lines ; subtermiiial line dark, oblique ; an ochreous terminal 

 patch from vein 5 to 2 (this patch is occasionally almost absent) ; a whitish dot in 

 the cell ; two dark dots at the end of the cell. Secondary, base somewhat ochreous ; 

 a dark madder-brown irregular median band, ]ireceded by a dark basal line; a broad 

 ochreous postmedian band edged externally by an oblique rusty subterminal line; 

 the ochreous band is bisected by a fine dark line excurved at veins 3 and 4 ; apex 

 with a dark madder-grey jjatch, below which is an ochreous patch ; a whitish sjwt 

 in the cell. 



?. Entirely ochreous, with dark lines ; the secondary has also dark median 

 and apical areas. 



Expanse, 32 mm. 



Ilab. Dinawa, August, March, and April ; also other localities, including the 

 Aroa liiver. 



Type ill my collection ; other specimens in the Tring Museum. 



171. Avirostrum ochraoeum spec, nov 



$ . Head, thorax, and abdomen pale tawny ochreous. Primary pale ochreoUsj 

 finely speckled in parts, with autcmcdiau, median, and postmedian dark lines, the 



