90 PROCEEDINGS OF THE NATIONAL MUSEUM. vol.42. 



HEMITHEINOPSIS, new genus. 



Fore wing with vein 3 from well before 4; 5 from middle of cross- 

 vein; 6 from end of cell; a long accessory cell formed from the anas- 

 tomosis of 11 and 12 with the stalk of 7-8 and crossed by 9 which is 

 weak; 7 from the accessory cell; 8-9 stalked from its end; 10 from 

 the accessory cell near its end; 11 from it also; 12 arising from base, 

 but leaving the accessory cell before the anastomosis. Hind wing 

 ■with vein 5 absent, 6 and 7 separate, 8 anastomosing vdih subcostal 

 to beyond middle of cell. Legs slender; hind tibiae with four spurs 

 and a groove containing a hair-pencil. Antennae of male bipectinate. 



Genotype. — Hemitheinopsis pteroglauca, new species. 



This genus falls in the Geometrinse according to Prout^ or the 

 Fernaldellinse according to Hulst,' but does not seem at all allied 

 to the latter. 



HEMITHEINOPSIS PTEROGLAUCA, new species. 



Head and thorax tinged with green, abdomen whitish. Fore wing 

 pale yellow-green, faintly mottled with white; two straight, parallel, 

 white lines, oblique, the inner from inner third of inner margin to 

 middle of costa, the outer from outer third of inner margin to costa 

 close to apex. Hind ^\ing white with a very faint greenish tinge. 

 Expanse, 29 mm. 



Type. — Male, No. 14290, U.S.N.M., Zacualpan, Mexico, September, 

 1909 (R. Miiller). 



HEMITHEINOPSIS PTEROCHRA. new species. 



Thorax tinged with ocher brown, darkest in front: abdomen wliite* 

 Fore wing pale ocher brown, finely irrorated mth darker; two par- 

 allel pale lines as in the preceding species, edged toward the center 

 with darker brown, which is a little intensified on the veins. Hind 

 wing creamy whitish, semitransparent. Expanse, 29 mm. 



Type.—liQle, No. 14291, U.S.N.M., Zacualpan, Mexico, February, 

 1911 (R. Miiller). 



Genus ANNEMORIA Packard. 



ANNEMORIA ORTHOGRAMMA, new species. 



Fore wings green, finely irrorated mth transverse white strigse; 

 two parallel broad white bands, the outer reaching the costa close to 

 apex. Hind wing tinted with green except in an outer mesial line. 

 Expanse, 29 mm. 



Cotypes. — Male and female, No. 14287, U.S.N.M., :Mineras de 

 Zacualpan, December, 1910, March, 1911 (R. Miiller). 



Similar to A. histriaria Packard, but the white bands on fore wing 

 are broader. 



> Gen. Ins., Lep., 103 fasc, 1910, p. 10. 



» Trans. Amer. Ent. Soc, vol. 23, 1896, p. 249. 



