PYRALID^E, SUBFAMILY HYPSOTROPIN.E. 



81 



curved and about twice the length of head ; frons with pointed 

 conical prominence ; antennae of male typically with rather long 

 uniseriate branches, the shaft with sinus at base containing a 

 ridge of scales. Fore wing narrow, the apex rounded, the termen 

 evenly curved ; vein 2 from towards angle of cell; 3 and 5 from 

 angle, 4 absent ; 6 from below upper angle ; 8, 9 stalked : 10, 11 

 from cell. Hind wing with vein 2 from just before angle of cell ; 

 3 and 5 stalked, 4 absent ; 6, 7 shortly stalked ; 8 closely 

 approximated to 7 but not anastomosing with it. 



Sect. I. Palpi of male obliquely upturned and hollowed out to receive the brush- 

 like maxillary palpi ; antennae pectinate with uniseriate branches, the shaft 

 with sinus and ridge of scales at base. 



(1) fCHORTONGECA LEUCOCRASPIA, sp. n. 



Head and thorax whitish suffused with rufous ; abdomen white 

 tinged with rufous and dorsally suffused with fulvous yellow 

 towards base ; palpi white in front ; pectus, legs, and ventral 

 surface of abdomen white tinged with rufous. Fore wing 

 creamy white slightly tinged with rufous ; a white costal fascia, 

 narrowing to a point at apex, slightly irrorated with rufous and 

 denned below by a rather diffused rufous streak ; the veins 

 white denned on each side by fine rufous streaks ; a fine rufous 

 streak in submedian fold. Hind wing semihyaline white. 



Algeria, Hammam-es-Salahin (Walsingham). 2 S , 3 $ type. 

 Exp. 30-34 mm. 



Larva. White with numerous red-brown lines interrupted at 

 the incisures, the head and 1st thoracic somite wholly red- 

 brown. Feeds in the stems of a reed-like grass. 



Sect. II. Palpi of male obliquely upturned and not hollowed out to receive the 

 maxillary palpi, which are filiform ; antennae of male laminate and ciliated 

 with slight sinus at base of shaft, but no ridge of scales. 



(2) f Ohortonceca minimella. 



Meliarpha minimella Hmpsn. Rom. Mem. viii. p. 392, pi. 52. 

 f. 11 (1901). 



Borneo, Pulo Laut ; Celebes, Talaut I. ; N. Australia. 



Sect. III. Palpi of male downcurved and extending about three times length of 

 head, not hollowed out to receive the maxillary palpi which are filiform ; 

 antennae of male laminate and ciliated, with a sinus at base of shaft con- 

 taining a ridge of scales. 



(3) *Chortonceca minoralis. 



Anerastia minoralis Lower, Tr. R. Soc. S. Austr. 1903, p. 52. 

 Queensland. 



(4) Ohortonceca eurysticha. 



Anerastia eurysticha Turner, Pr. R. Soc. Queensl. xviii. p. 119 

 (1903). 



Proc. Zool. Soc— 1918, No. VI. 6 



