LEPIDOPTERA HETEROCERA. 1571 



vertex ; third joint lanceolate, about half the length of the second. 

 Antennae slender, minutely pubescent. Legs slender, rather short. 

 Wings broad. Fore wings falcate, acute; costa hardly convex; 

 exterior border slightly and obtusely angular in the middle. 



Nacerasa nana. 



Fcem. Murina ; alee linea poslmedia cinerea subrecta cervino 

 marginala, linea exteriore e gntlis fuscis, punctis submargin- 

 alibus nigricanlibus elongatis, linea marginali cinerea ; anticai 

 linea antemedia cinerea cervino marginata, annulo inter lineas 

 nigricante. 



Female. Mouse-colour, reddish cinereous beneath. Body be- 

 neath and legs whitish. Wings with a postmedial slender cinereous 

 postmedial nearly straight line, which is bordered with fawn-colour 

 on the inner side; an exterior line of small brown dots ; submarginal 

 points blackish, minute, transversely elongated ; marginal line cine- 

 reous. Fore wings with a blackish incomplete ringlet between the 

 postmedial line and an antemedial cinereous line, which is bordered 

 with fawn-colour on the outer side; both these lines are retracted 

 near the costa. Length of the body 3 lines ; of the wings 9 lines. 



a. Moreton Bay. From Mr. Diggles' collection. 



Genus L1TBADA. 



Mas. Corpus robustum. Proboscis mediocris. Palpi robusli, 

 breves, laeves, suberecti; articulus 3us minimus. Antennae vix ser- 

 rata?. Abdominis fasciculus apicalis sat magnus. Pedes sat graciles. 

 AIqb amplae; antica? acuta?, costa apicem versus subarcuata, margine 

 exteriore recto; posticae abdomen superantes. 



Male. Body stout. Proboscis of the usual length. Palpi 

 stout, smooth, nearly erect, applied to the head, not rising so high 

 as the vertex; third joint extremely small. Antennae hardly ser- 

 rated. Abdomen rather shorter than the interior border of the hind 

 wings; apical tuft moderately large. Legs rather slender. Wings 

 ample. Fore wings acute; costa slightly rounded towards the tip; 

 exterior border straight; moderately oblique. 



LlTBADA SERICEARIA. 



Mas. Pallide cervina ; ala? linea albida obliqua subrecta cervino 

 marginata, spatio exteriore cervino ; antica linea apud apicem 

 valde retracta, linea antemedia albida angulosa cervino mar- 

 ginata. 



E 



