(280 ) 



2\. Platerosia rotundipennis xp. nov. 



Foretviiigs : white, coveied with fu.scous grey striations ; two dark grey con- 

 tiguous blotches on inner margin at middle ; lines very indistinct ; tirst at one-third, 

 curved, running to first blotch ; second from the middle of costa, dark grey, running 

 obliquely outwards to the middle of wing, irregularly waved, then incurved to second 

 blotch ; a dark grey interrujited streak from costa before apex to hiudmargin below 

 middle ; a slight fuscous cloud at anal angle ; fringe cheijuered white and dark, with 

 a fine but irregular marginal line. 



Hindwings : with interrupted dark curved basal line, and a ferruginous 

 interrupted much curved postmedian line, with dark dots on the veins beyond it ; 

 basal and marginal areas more striated than central space ; sjiace below median vein 

 white, without striations, from base to margin ; submedian fold with strong fuscous 

 striations ; a fen'uginous fuscous submarginal interrupted line, running out into the 

 teeth. 



Face, palpi, and collar dark brown ; vertex, thorax, and patagia white ; abdomen 

 whitish at base, ochreous beyond inner margin, the fringe of inner margin also 

 ochreous ; anal tuft blackish. Underside of forewings whitish, freckled with fuscous, 

 with a fuscous blotch along lower half of hindmargin ; hindwings whitish, unfreckled, 

 with a cui'ved fuscous marginal band from apex to middle, containing dark spots 

 between the veins ; outer tuft of costal margin fuscous. Fore tibiae and tarsi fuscous ; 

 the other legs ochreous whitish. 



E.xpanse of wings : 24 mm. 



One c? from Fergusson Island, December. 



Family GEOMETRIDAE. 



Subfamily OENOCHKOmNAE. 



22. Sarcinodes subfiilvida sj). nov. 



Fweivings : reddish fawn-colour, deeper red beyond the outer line, the whole 

 surface obscurely speclded with fuscous ; basal line indicated only by a dark dot on 

 the median vein ; discal mark linear, oblique ; an obscure dark central shade angulated 

 below costa and oblique to inner margin before middle ; a straight pale ochreous line, 

 with a dark edge outwardly and minute dark dots inwardly on the veins, from costa 

 before apex to inner margin beyond middle ; submarginal line sometimes indicated 

 by two dark fuscous blotches opposite the cell ; fringe dark red. 



Hindminge : with the oblique line central. 



Head, thorax, and al:domen concolorous. Underside fulvous, space between 

 central and submarginal lines darker; costa spotted with white, and with a violet line 

 below it ; the apex white ; veins with a row of white dots at edge of submarginal, and 

 a row of black ones along the oblique line ; hindwings at anal angle tinged with 

 violet. 



Ex^jan-se of wings : 50 — 60 mm. 



Three J J from Kiriwiui, Trobriand Islands, March and April. 



