LEPIDOPTERA HETEROCERA. 459 



1. Orosana OPHIDERESANA. 



Foem. Nigricans, subtus albida ; abdominis segmenta ochraceo 

 marginata ; alee antiae apice subrotundatce, lineis nonnullis 

 transversis indeterminatis punctisque marginalibus atris, 

 squamis nonnullis chalybais, macula costali exteriore alba; 

 posticce late lutece, macula discali fasciaque marginali lata 

 nigris. Var. j8. — Minor ; alee posticce macula discali fasciaque 

 marginali latioribus. 



Female. Blackisb. Body whitish beneath. Palpi porrect, 

 pilose, hardly ascending, much shorter than the breadth of the 

 head ; third joint very short. Hind borders of the abdominal seg- 

 ments ochraceous. Fore wings slightly rounded at the tips, with 

 some chalybeous spangles, and some indistinct and incomplete deep 

 black transverse lines ; marginal points deep black ; a white spot on 

 the costa at two-thirds of the length ; exterior border slightly con- 

 vex, moderately oblique. Hind wings bright luteous, with a 

 black discal spot and a broad black marginal band, which is undu- 

 lating on the inner side. Var. /3. — Smaller. Hind wings with a 

 i broader black margin and a larger black spot, which extends almost 

 across the luteous disk. Length of the body 2 — 2^ lines ; of the 

 wings 5—6 lines. 



a — c. Australia. From Mr. Darnel's collection. 



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



e. North Hindostan. From Capt. Boyes' collection. 

 /. Ceylon. Presented by Dr. Templeton. 



2. Orosana persumptana. 



Fcem. Nigra; vertex luteus ; abdominis segmenta Jlavescente 

 marginata; pedes albido fasciati ; alee anticce cupreo-nigrm, 

 lituris sex transversis flavescente-albis, fimbria anlice albido 

 notata ; posticce lutea, margine latissimo nigro-cupreo. 



Female, Black. Vertex luteous. Abdomen with pale yel- 

 lowish bands on the hind borders of the segments. Tibiae and tarsi 

 with whitish bands; hind tibiae whitish, except towards the base. 

 Fore wings cupreous-black, with five yellowish white transverse 

 marks, forming three incomplete lines ; first line abbreviated towards 

 the costa ; second line composed of two spots, one of them joining 

 the interior border ; third line of two spots, one of which joins the 

 costa and is near an outer yellowish white costal dot ; fringe with a 



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