N" 1742. VEW LEPIDOPTERA FROM MEXICO DYAR. 237 



EUXOA ARABELLA, new species. 



Head and thorax purplish gray, the tegulse with a black hand across 

 the middle; patagia with black inner edging; abdomen dark gray, 

 the anal tuft of the male lighter. Fore wing purplish gray, lighter 

 below the cell; costa broadly pale clay color to the end of the cell; 

 space below cell to inner line with a deep black shade; cell filled in 

 with black around the ordinary spots to outer line; a black shade 

 along middle of outer margin; lines faint, single, crenulate, blackish, 

 the inner with a small black spot in place of the claviform; orbicular 

 minute, rounded, pale clay color; reniform large, pale clay color, 

 contrasted, with an inner concentric brown ring; a terminal black 

 line, dentated between the veins; fringe pale (day color, interlined 

 with brown; a brownish shade along tin- costal edge. Hind wing 

 whitish, without shadings, a fine dusky terminal line. Expanse, 

 37 mm. 



One male, Cuernavaca, State of Morelos, Mexico, August, 1906 

 (W. Schaus). 



Type.— Cat. No. 12953, U.S.N.M. 



Allied to Euxoa albicosta Smith ( = maneihusa Druce), but distinctly 

 broader-winged, the costal shade broader, less firmly limited and not 

 lined; reniform also much larger. The frontal structure also differs; 

 in albicosta the front is roundedly protuberant, irregularly roughened 

 with a transverse line below; in arabella the central raised area is 

 crossed by irregular transverse ridges forming a distinct central 

 elliptical area. 



Genus AGROTIS Ochsenheimer. 

 AGROTIS INCUMBENS, new species. 



Head ferruginous red; tegulse black behind, clay colored in front 

 with a white line separating the colors; thorax red-brown; abdomen 

 gray-brown. Fore wing red-brown powdered with ocherous out- 

 wardly, the costa broadly clayey yellow, becoming diffused beyond 

 the middle: a large black mark at the base below median vein; a 

 black dash in the upper part of cell before orbicular: inner line faint, 

 blackish, narrow, single, running outward along vein 1, then curving 

 to inner margin almost at the middle; claviform absent: orbicular 

 a large, round, ocherous ring; reniform large, diffused, blackish, 

 partly bordered with ocherous irrorat ion ; outer line straight, curved 

 a little toward costa, diffused, composed of ocherous irrorat ions with 

 a little black shading within; subterminal line composed of two 

 wavy lines of ocherous irrorat ion, inclosing an area of t he red ground : 

 fringe red, lighter and more orange tinted than the rest of (he wing. 

 Hind wings fuscous shaded, the veins darker; fringe pale clay color. 

 Expanse, 52 mm. 



