36 PROCEEDINGS OF THE NATIONAL MUSEUM. vol.51. 



Type.—Yemole, No. 19280, U.S.N.M.; Guerrero Mill, Hidalgo, 

 Mexico, 9,000 feet (Mann and Skewcs; gift of B. Preston Clark). 



Genus BOEOTARCHA Meyrick. 



BOEOTARCHA LITHOCYMALIS, new species. 



Fore wing silvery white, marked with dark grayish brown; costa 

 and inner margin narrowly dark, termen more broadly so, widening 

 to anal angle; basal space dark; a large spot in cell and one below 

 across submedian space; a large spot at end of cell fused to costa; 

 outer line slender, browni, dentate on the veins, curved above, re- 

 treating across submedian space. Hind wing subhyaline whitish, 

 termen narrowly brown. Expanse, IS mm. 



Type.— Uah, 1^0. 10281, U.S.N.M.; Teapa, Tabasco, Mexico, Feb- 

 ruary, 1914 (R. Miiller). 



Subfamily CRAMBINAE. 



Genus CRAMBUS Fabricius. 



CRAMBllS CHALCOSTOMUS, new species. 



Fore wing white, tinged with ycUowish and densely powdered with 

 black atoms, showing clear white only in cell and a ray on basal half 

 of submedian fold; discal spot black; cell bordered mternally with 

 black ; short black rays between veins 2-5 ; termen narrowly yellow, 

 with subterminal row of leaden dots and terminal row of black ones; 

 frmge metallic silvery. Hind wing gray, with pale fringe. Expanse, 

 27 mm. 



Type.—M'Ae, ISo. 19282, U.S.X.M.; Ksperanza, Mexico, April, 1911 

 (R. MiiUer). 



Kuidly compared with material in the British Museum by Mr. 

 William Schaus. 



CRAMBUS HARPIPTERUS, new species. 



Fore wing light brownish, mdistinctly streaked on the veins, 

 darker along costa and hghter toward inner margm; a broad white 

 subcostal band edged with brown, narrowing submargmaUy and 

 only narrowly and diffusely reaching the outer margin; outer luie 

 curved, white, edged with brow^i within, marked by a little white 

 before and beyond at costa; a terminal brown-black Hue. Hind 

 wmg whitish, smoky grayish on costal thud. Expanse, 22 mm. 



Type.—Msle, TSo. 18902, U.S.N.M.; Real del Monte, Hidalgo, 

 Mexico (Van Ostrand through W. D. Kearfott). A series of tliirty- 

 seven in all from this locahty and six from Tehuacan, Puebla, Mexico, 

 October, 1910 (R. MiiUer). ' 



Male antennae slightly thickened and flattened. Fore wing with 

 vein 7 given off farther from the apex than 9; 11 anastomosing ^vith 



