LEPIDOPTERA HETEROCERA. 1557 



Nemoria SUBCROCEATA. 



Mas. Pallide ochracea, subtus Icete ochracea ; caput antiee rufum; 

 antenna sat robustce ; alee viridi tincta, linea exteriore pallid- 

 lore subundulata valde indistincta; poatica abdomen superantes, 

 margine exteriore angulato. 



Female. Pale ochraceous, bright ochraceous beneath. Head 

 red in front. Palpi porrect, not extending 1 beyond the head ; third 

 joint extremely short. Antennas rather stout. Wings mostly tinged 

 with green, with a very iudistinct oblique exterior paler slightly 

 undulating line. Fore wings slightly rounded at the tips ; costa 

 and exterior border very slightly convex, the latter rather oblique. 

 Hind wings extending beyond the abdomen ; exterior border dis- 

 tinctly angular. Length of the body 3^ lines ; of the wings 1 1 

 lines. 



a. New York. Presented by E. Doubleday, Esq. 



Nemoria incertata. 



Foem. Pallide viridescente-Jlava ; vertex albidus ; ala liluris 

 nullis ; antica subacute ; postica abdomen superantes, margine 

 exteriore subflexo. 



Female. Pale greenish yellow. Vertex whitish. Palpi porrect, 

 slender, not extending beyond the head. Wings without any mark- 

 ings. Fore wings slightly acute ; exterior border hardly convex, 

 rather oblique. Hind wings extending beyond the abdomen ; exte- 

 rior border very slightly bent. Length of the body 3 lines ; of the 

 wings 10 lines. 



a—e. St. Martin's Falls, Albany River, Hudson's Bay. Presented 

 by Dr. Barnston. 



Nemoria? densaria; 



Mas. Pallidissime viridis ; caput anticum pallide roseum ; tibia 

 postica calcaribus apicalibus ; ala linea exteriore pallidiore 

 recta obliqua ; antica vix acuta. 



Male. Very pale green. Head pale rosy in front. Palpi 

 obliquely ascending, not rising higher than the vertex; third joint 

 conical, very minute. Antennas moderately pectinated, except 

 towards the tips. Legs smooth ; hind tibiae with apical spurs only. 



