NO. 2050, LEPIDOPTERA OF THE PANAMA CANAL ZONE—DYAR. 215 



Type. — Male, No. 15938, U.S.N.M., selected from a series of six; 

 Trinidad River, March, 1912 (Busck). Others from Taboga Island, 

 February, 1912 (Busck); Porto Bello, February, 1911 (Busck); La 

 Chorrera, April, 1912 (Busck); Corozal, Canal Zone, July, 1912 



(C. P. Crafts). 



METALECTRA DIDYMA, new species. 



Dark violaceous brown, somewhat irrorate, but on the whole 

 smooth; lines fine black, denticulate, with white specks in the hol- 

 lows on both wings. Fore wing blackish shaded at base; orbicular 

 a poiut; reniform small, followed by a white patch; subterminal 

 line obsolete. Hind wing with small black discal dot, crossed by a 

 straight black shade to inner margin; a marginal crenulate black 

 line on both wings. Expanse, 14 mm. 



Type—Mole, No. 15937, U.S.N.M.; Trinidad River, March, 1912 

 (Busck). 



Palpi upturned, fringed with scales in front, the third joint round, 

 small, almost spherical. 



METALECTRA MOCHTHEROS, new species. 



Like didijma in color and markings, but nearly twice the size; 

 palpi oblique, smoothly scaled, the third joint long and pointed. 

 Wliite discal spot of fore wing smaller than in didyma. Hind wing 

 with mesial black band slight. No dark shading at base of wings, 

 the general tone rather lighter. Expanse, 22 mm. 



Type.—Male, No. 15940, U.S.N.M.; La Chorrera, May, 1912 

 (Busck). 



METALECTRA TRISTIGMA, new species. 



Palpi oblique, second joint with hairs on upper side, third long, 

 acute. Ground color of fore wmg whitish, shaded with violaceous 

 gray; inner line marked by a triangle on costa; a large, round black 

 spot just above the inner margin; mesial violaceous shade twice 

 waved, shaded outwardly; outer line obscure, in whitish; an apex 

 violaceous gray; a black triangular spot near middle of margin and a 

 small one above tornus ; margin darker violaceous shaded with whitish 

 subterminal line; terminal line fine, black, crenulate on both wings. 

 Expanse, 20 mm. 



Type.— Male, No. 15941, U.S.N.M.; Trinidad River, March, 

 1912 (Busck). 



METALECTRA PARALAPPA, new species. 



Resembles Homopyralis lappa Druce. Purplish ground of wings 

 less dense, more irrorate with whitish; inner line with only a narrow 

 black costal patch, not the lower markings; subapical patch truncate 

 apically, not semicircular; discal mark black, narrow, nearly broken. 

 Hind wing with large somewhat comma-shaped discal bar. No black 

 patches on central line. Expanse, 26 mm. 



Ti/pt.— Female, No. 15942, U.S.N.M.; Cabima, May, 1911 (Busck.) 



