LEPIDOPTEEA HETEROCERA. 209 



16. Macrosila Nyctiphanes. 

 Ferrugineo-fusca, subtus albida ; thoracis latera nigra ; abdomen 

 fuscum, lituris nigris obliquis lateralibus fasciisque interrupts 

 albis ; alee maculis ciliaribus albis; anticce cinereo-fuscce, 

 gutla discali albida, fas ciis nonnullis obliquis undulatis nigri- 

 cantibusex parte albido marginatis, necnon strigis exterioribus 

 lanceolatis albidis ; posticce obscure fuscce, fascia discali ma- 

 culari albida. 



Macrosila Nyctiphanes, Boisd. MSS. 



Ferruginous-brown, mostly whitish beneath. Thorax black 

 along each side. Abdomen brown, with black oblique marks along 

 each side, and with an interrupted white band on the hind border of 

 each segment. Wings with whitish spots along the cilia?. Fore 

 wings cinereous-brown, with a whitish discal dot, and with several 

 oblique undulating blackish bands, which here and there have slight 

 whitish borders; some exterior lanceolate whitish streaks. Hind 

 wings dark brown, with a slight macular discal whitish band. 

 Length of the body 19 — 20 lines ; of the wings 46—54 lines. 



a. Silhet. Presented by E. Doubleday, Esq. 

 b — d. Silhet. From Mr. Sowerby's collection. 

 e. Silhet. From the Rev. J. Stainforth's collection. 

 /. Silhet. Presented by J. C. Dale, Esq. 



17. Macrosila discistriga. 



Cinerea; thoracis latera nigra; abdomen vittis tribus fuscis, late- 

 ralibus angulosis ; alee anticce fascia albida diffusa indeter- 

 minata, lituris anticis fuscis strigisque duabus discalibus 

 nigris ; posticce obscure fuscGe, apud angulum interiorem 

 albidce. 



Male. — Pale brown. Female. — Cinereous. Thorax black along- 

 each side. Abdomen with three brown stripes, the middle one 

 darker than the other two, which are angular. Fore wings with a 

 diffuse more or less indistinct whitish band, with some brown marks 

 in front, and with two black discal streaks ; cilia? of the four wings 

 alternately white and brown. Hind wings dark brown, whitish 

 about the interior angle. Length of the body 14 — 20 lines; of the 

 wings 34 — 44 lines. 



a. Ceylon. Presented by R. Templeton, Esq. 

 6, c. Silhet. Presented by J. C. Dale, Esq. 



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