LEPIDOPTERA HETEROCERA. 715 



Orthosia CURVIPLENA. 



Mas. Cervina, conspersa; palpi subascendentes, articulo 2o 

 dense fimbriate* ; thorax sub cr is tatus, lineis tribus transversis 

 arcuatis obscurioribus ; alee anticce lineis quinque obscuriori- 

 bus, la 2a Aaque duplicatis, \a abbreviata, 2a 4aque e lunulis, 

 ba recta bene determinata, orbiculari et reniformi magnis 

 marginatis ; posticce ceneo-fuscce, fimbria pallide cervina, 

 margine exteriore subundulato. 



Male. Fawn-colour, with darker speckles, paler beneath. 

 Palpi slightly ascending ; second joint thickly fringed beneath ; 

 third very short. Antennae setose. Thorax sligtly crested, with 

 three transverse curved darker lines. Wings with a blackish brown 

 marginal slightly festooned line. Fore wings with five transverse 

 darker lines ; first, second, and fourth lines double ; first line basal, 

 not extending to the interior border ; second and fourth composed 

 oflunules; third between the orbicular and reniform marks; fifth 

 straight, darker and broader than the others; a transverse streak 

 between the first and second lines ; orbicular and reniform marks 

 large, with darker borders ; disk beneath blackish. Hind wings 

 seneous-brown, with a pale fawn-coloured fringe ; exterior border 

 slightly undulating. Length of the body 8 lines; of the wings 

 18 lines. 



Darjeeling. In Mr. Atkinson's collection. 



Orthosia externa. 



Mas et foem. Ferrugineo-fusca; palpi porrecti, fimbriati ; alee 

 anticce linea basali, orbiculari parva, reniformi anyusta, linea 

 subrecta lineaque punctulari nigricantibus, linea exteriore 

 cinerea, punctis marginalibus nigris; posticce gutta discali 

 nigricante, linea marginali cinerea nigricante marginata. 



Male and female. Ferruginous-brown, brownish-cinereous 

 beneath. Palpi e porrect; second joint fringed above and beneath ; 

 third elongate-conical, about one-fourth of the length of the second. 

 Antennae of the male setose, of the female very minutely setulose. 

 Abdomen and hind wings brownish-cinereous. Fore wings with 

 the orbicular and reniform marks blackish ; the former small ; the 

 latter narrow, interrupting a blackish transverse nearly straight 

 line ; an exterior transverse line of blackish points ; a more exterior 

 transverse cinereous line ; marginal points black ; a transverse 



