NO. 2139. NEW LEPIDOPTERA FROM MEXICO— DYAR. 35 



Family PSYCHIDAE. 



Genus CHALIA Moore. 



CHALU ZACUALPANIA, new species. 



Fore wing with H veins, veins 4-5 from a point, 6 below tipex of 

 cell, 7-9 stalked, 9 and 10 on cell. Hind wing with 7 veins, a bar 

 between vein 8 and cell inclosing a large basal cell. Wings gray, 

 thinly scaled. Ex])anse, 22 mm. 



Type. — Male, No. 19279, U.S.N.M.; Zacualpan, Mexico, March, 

 1914 (R. Miiller). 



Nearest C. vlgasia Schaiis, much larger and less transparent. 



Family PYRALIDAE. 

 Subfamily Pyraustinae. 



Genus MEGASTES Guenee. 



MEGASTES ROMULA, new species. 



Dark gray-brown; fore wing of this color to near outer Ime, 

 lightened by a yellow-brown suffusion in lower part of median 

 space and outer part of basal area; inner line curved, brown, angled 

 on vein 1; two quadrate white spots in cell; two little spots at each 

 side of base of vein 2; outer line excurv^ed from costa to vein 2, 

 then looped up to end of cell, again oblique to margin, preceded by 

 large white spots between the veins above the loop, followed by 

 smaller ones below it; outer area largely white, a dark-brown patch 

 on margin between veins 4-7 and one rising from before tornus, 

 shaded outwardly and joined to the other patch by a shaded, cusp- 

 shaped sub terminal Ime. Huid wing with large brown discal spot 

 and dash from it to tornus; two outer lines, quadrately scalloped on 

 the veins, the inner joined along vein 2 to the dash, the outer lost 

 at vein 2. Expanse, 46 mm. 



Type. — ^Male, No. 18901, U.S.N.M.; Zacualpan, Mexico, January, 

 1912 (R. Miiller); paraty])e No. 1S901(Z, from the same locality and 

 source, January, 1914. 



Close to M. hrunnetialis Dyar, but of a different color and the ter- 

 minal markmgs more open. 



Genus ISCHNURGES Lederer. 



ISCHNUEGES MICROCHROIA, new species. 



Fore wmg pale yellow, markefl with pmk; a stripe along costal 

 edge to the distinct dark reniform; outer and subterminal powdery 

 lines, sKghtly cm*ved and parallel to margin, the terminal space 

 sparsely powdered, thicker toward apex. Hind wing straw-whitish. 

 End of abdomen tinged with pink. Expanse, 22 mm. 



