LEPIDOPTERA HETEROCERA. 
893 
Pyralis Antenoralis. 
Mas. Fuscescente-cinerea , sat gracilis ; palpi graciles , arcuati , 
ascendentes , articulo 3o parvo ; antennce vix pubescentes ; tho- 
rax a’ntice albus ; abdomen alas posticas vix superans ; alee sat 
amplce , linea exteriore fusca obliqua dentata pallido marginata ; 
anticce costa subconvexa , linea exteriore costam versus latius • 
cula subretracta , reniformi e macula albida fusco strigata , 
plaga exteriore fusca. 
Male. Brownish cinereous, rather slender, pale cinereous be- 
neath. Palpi slender, curved, ascending, not rising higher than 
the head ; third joint minute, not more than one-fourth of the length 
of the second. Antennae hardly pubescent. Thorax white in front. 
Abdomen hardly extending beyond the hind wings. Legs smooth. 
Wings somewhat ample ; exterior line brown, oblique, dentate, pale 
bordered on the outer side. Fore wings slightly convex along the 
costa ; exterior line slightly retracted and widened towards the 
costa ; reniform mark represented by a brown streak in a transverse 
whitish spot, which adjoins an exterior brown patch ; exterior bor- 
der convex, slightly oblique. Length of the body 4 lines ; of the 
wings 12 lines. 
Allied to P. farinalis in structure. 
Brazil. In Mr. Saunders’ collection. 
Pyralis Thiastoralis. 
Foem. Testacea , sat gracilis ; palpi glabri , gracillimi , ascendentes , 
articulo 2 o arcuato ; antennce sat validce ; abdomen alas pos- 
ticas vix superans ; alee elongates , lituris plurimis parvis 
transversis fuscis , lituris apud marginem exteriorem nigris ; 
anticce acutee. 
Female. Testaceous, rather slender. Palpi smooth, very 
slender, ascending obliquely as high as the vertex; second joint 
curved; third acute, much shorter than the second. Antennae 
rather stout. Abdomen hardly extending beyond the hind wings. 
Wings elongate, with very numerous minute transverse brown 
marks and towards the exterior border with black marks. Fore 
wings acute ; exterior border very oblique, slightly convex. Length 
of the body 2^ lines ; of the wings 7 lines. 
This species belongs to the group of which P. nostralis is the 
type. 
Brazil. In Mr. Saunders’ collection. 
