294 



REVISION OF AUSTUALIAN TOHTRICINA, 



nearly half across wing; a small dark fuscous spot towards costa 

 at |, and two blackish dots near termen below middle, area 

 round these sometimes more or less infuscated ; apical portion of 

 costa ferruginous-orange, cut by two whitish strigulae, in apical 

 prominence limited beneath by a snow-white longitudinal 

 mark edged beneath with pale yellowish ; lower part of termen 

 silvery-metallic : cilia whitish, round apex marked with fer- 

 ruginous-yellowish, in subapical sinuation blackish-grey towards 

 tips. Hindwings pale silvery-greyish or light grey; cilia whitish, 

 with light grey subbasal line. 



Q. : Cairns (Dodd) ; from September to November, five 

 specimens. 



69. Trymaltis Meyr. 



Tri/niaJitis Meyr., Journ. Bomb. Nat. Hist. Soc. xvi., 590 

 ( 1 905) type inargcmas 



Antennae in ^ simple. Palpi moderate, subascending, ter- 

 minal joint obtuse. Forewings with 4 absent, 7 to apex, 8 and 

 9 stalked, 10 closely approximated. Hindwings with 3 and 4 

 short-stalked, 6 and 7 long-stalked. 



Besides the following, there are two Ceylon species ; doubtless 

 others will be found in the Malayan Islands. 



439. T. optima, n.sp. 



O* 9 . 21-24 mm. Head, palpi, and thorax white. Fore- 

 wings elongate-triangvilar, costa slightly arched, apex obtuse, 

 termen rather obliquely rounded, slightly sinuate beneath 

 apex; silvery-white; several slight brownish-ochreous marks 

 on anterior half of costa ; a ferruginous-orange spot on middle 

 of costa, suffused with fuscous beneath ; a patch of suffused 

 fuscous and dark fuscous strigulatiou extending along dorsum 

 from near base to near tornus ; an irregular narrow fascia of 

 fuscous suffusion with silvery iridescence I'unning from apical 

 spot to dorsum beyond middle, beneath middle of disc edged 

 anteriorly with blackish-fuscous suffusion, and then by a 

 yellow mark du angle of cell; a ferruginous-orange apical 

 spot, containing a white longitudinal mark; five small fuscous 



