Genera and Species o/Pyralidae. 145 



intervals between the white cell-spots showing as square 

 stigmata, and all the white markings well defined. In the 

 female the disk of the fore wings is whitish. 



Expanse of wings 26 millim. 



One male and one female from Queensland. 



Differs from other species of the genus by the distinctness 

 of the pale lines throughout. 



Genus Thysanodesma, Butler. 

 Thysanodesma elongalis, sp. n. 



Fore wings yellowish, but, except along the costa, overlaid 

 with smoky black ; a black spot at extreme base ; first line 

 blackish, outwardly oblique, at one fourth, followed imme- 

 diately by a black-edged orbicular stigma ; second line from 

 costa at five sixths starts from a round spot, runs obliquely 

 inwards parallel to hind margin toaboveanal angle, then bends 

 and runs parallel to inner margin, and touches the base of the 

 reniform stigma, and again runs parallel to hind margin, 

 reaching inner margin near the first line ; reniform stigma 

 large, black-edged, with a black costal streak touching it 

 above ; a small costal streak beyond it before the second 

 line ; fringe yellowish, the extreme hind margin less suffused 

 with smoky. Hind wings smoky black, except the hind 

 margin, which remains yellowish, as well as the fringe. 

 Head, thorax, and apex of abdomen yellowish, rest of abdo- 

 men smoky brown. Underside dull smoky grey, except 

 costa of fore wings and hind margin of hind wings. 



Expanse of wings 22 millim. 



One male from the Khasias. 



Metoeca, gen. nov. 



Fore wings elongate, narrow ; costa straight, only faintly 

 curved just at apex ; apex blunt ; hind margin oblique, 

 hardly curved. Hind wings triangular, with slightly curved 

 hind margin. Antennse of male lamellate ; palpi stout and 

 short, upright before face ; top of second joint truncate and 

 raised behind, the terminal joint very short and scarcely 

 projecting beyond top of second ; maxillary palpi invisible ] 

 tongue and ocelli present. Neuration normal. 



Type Metoeca Jcedalis, Guen. {Isopteryx). 



Metoeca amylijicata^ sp. n. 



Fore wing stone-colour, dusted and suffused with fuscous ; 

 the lines blackish ; the space on either side of the exterior 

 Ann. (k Mag. N. Hist. ISer. 6. Vol. xvii. 10 



