Eastern and Australian Moths. 497 



Genus Tiruvaca, nov. 



J . Fore wings narrower than hiiul wings, of uniform 

 ■width througliout ; costa straight, becoming convex shortly 

 before apex, whicli is slightly subfalcate ; outer margin 

 oblique, subsinuous, hinder angle obtuse ; hinder margin 

 strongly convex on basal halt: hind wings am|)le, outer 

 margin well rounded ; apical and anal angles both well 

 niarked ; antennte slender, minutely subserrate and pubescent ; 

 palpi with second and third joints erect in front of face, 

 laterally flattened, the second joint with a tuft of hairs at 

 apex on uji|)erside jirojecting over the third ; tongue and 

 frenulum present ; femora and tibire densely hairy ; hind 

 tibia with four long sharp spurs. 



Fore wing with the cell half as long as the wing ; disco- 

 cellular concave ; veins 1 to 5, the median vein itself, and the 

 submedian fold all distorted and sinuous; vein 2 from just 

 beyond middle of cell, bent downwards and closely ap])roxi- 

 mated to submedian fold in its outer half; vein 3 from three 

 fourths of cell, approximated at first to the median, then 

 curved downwards; veins 4 and 5 from lower end of cell, 

 co-sinuous at first, then divergent ; the median vein itself 

 thickened and bent dow nwards before end of cell; 6 from upper 

 angle, 7 and S stalked from upper angle, 9 and 10 stalked 

 from three fourths, 9 soon anastomosing with 7 and 8; 11 

 free, but closely approximated to 10; basal half of cell 

 clotlied with downy hairs ; wing-membrane between median 

 vein and submedian fold fluted and without scales. 



Hind wing with the cell short; costal well separated from 

 subcostal ; veins 6 and 7 from upper angle of cell ; 3, 4, and 

 5 close together from lower angle. 



? . AVith the fore wiigs triangular and the veins normal. 

 The male is coloured and maikcd like the female, but the apex 

 of the fore wing is more produced. 



Type Tiruvaca [Thermesia) subcostalisj Walker, xxxiii. 

 p. looH. 



The type specimen (a female) came from Moulmein. 



Kiriwini, Trobriand Island. 



I'latyja viinutipuncta, nov, 



J $ . L)ark olive-brown ; palpi nearly black, with yellow- 

 tips; antennaj yellow at the base; spots and dots on the 

 wings pale grey : fore wings with a subcostal round spot a 

 little beyond tlie middle, a large spot in the lower disc, several 

 dots in the interior, a discal row of dots across both wings, 

 obsolete towards costa of hind wings, and a njarginal row of 



