LEPIDOPTERA HETEROCERA. 1601 



Female. Bright green. Head, palpi, body beneath and legs 

 white. Palpi slender, decumbent, nearly as long as the breadth of 

 the head ; third joint as long as the second. Abdomen white, green 

 towards the base, much shorter than the interior border of the hind 

 wings. Wings broad, with two slender white lines ; first line ante- 

 medial, nearly straight; second postmedial, undulating. Fore 

 wings acute; costa white; exterior border slightly convex, mode- 

 rately oblique. Length of the body 2\ lines ; of the wings 8 lines, 



a. North America. From Mr. Carter's collection. 



Geometra decoraria. 



Mas. Lcete viridis ; caput, albo fasciatum, antice ochraceum ; 

 palpi ferruyinei, porrecti, caput sat superantes, articulo 3o 

 longi-conico ; antenna late pectinata ; alee ampla, linea 

 ob/iqua alba ; anticce acuta, linea alba antemedia non obliqua, 

 gutta nigra albido marginata, costa alba fvsco conspersa ; pos- 

 ticce macula ferruginea incisa albido marginata, margine 

 exteriore angulato. 



Male. Vivid green, whitish green beneath. Body beneath and 

 legs silvery white. Mead with a silvery white band between the 

 antenna? and extending over the base of the latter, which are 

 broadly pectinated ; front ochraceous. Palpi ferruginous, porrect, 

 extending rather beyond the head ; third joint elongate-conical, less 

 than half the length of the second. Abdomen whitish, except at 

 the base, shorter than the interior border of the hind wings. Wings 

 ample, with a straight white line, which extends from a little beyond 

 half the length of the interior border of the hind wings nearly to the 

 apical part of the costa of the fore wings. Fore wings acute, with 

 a white upright line near the base; a black whitish-bordered dot 

 in the disk ; costa white, brown-speckled ; exterior border straight, 

 rather oblique. Hind wings with a ferruginous bilobed whitish- 

 bordered spot adjoining the outer side of the line ; exterior border 

 distinctly angular in the middle. Length of the body 6 lines; of 

 the wings 16 lines. 



a. North Hindustan. From Mr. Russell's collection. 



Geometra plagiata. 



Fuem. Late viridis, subtus flavescente-viridis ; antenna fulvce ; 

 ala anticce acuta, linea basali fusca obliqua dentata interrupta, 

 plaga postica purpurascente lineam undulatam duplicatam 



