EULONCHE. MEROLONCHE. 165 



■white ; palpi white at base ; sides of frons, basal joint of antennse 

 in front, some scales on base of shaft and streaks behind their bases 

 white ; pectus white ; legs streaked with white ; abdomen white 

 irrorated with black-browu especially towards extremity and on 

 ventral surface. Fore wing black-brown slightly mixed with 

 white ; faint traces of an antemedial line oblique from costa to 

 submedian fold ; orbicular faintly defined by brown, small, round ; 

 some faint dark marks on discocelJulars ; postmedial line very 

 indistinct, bent outwards below costa, then dentate and defined on 

 inner side by faint whitish lunules, strongly incurved below vein 4, 

 some white points be3'ond it on costa ; a subterrainal series of 

 faint whitish lunules. Hind wing white, the costal and terminal 

 areas slightly irrorated with brown especially at apex ; the 

 underside with the costal area thickly irrorated with brown, a 

 brown discoidal s])ot. 



Hah. U.S.A., Massachusetts, Pennsylvania, 1 (S typo. Exp. 

 42 millim. 



Prof. Smith has gradations indicating that this maj^ be a mclanic 

 variety of E. lanceolaria. 



Genus MEROLONCHE. 



Type. 

 Mcrolonche, G-rote, 111. Essay, 1882, p. 50 spinea. 



Proboscis aborted, minute ; palpi porrect, hardly reacliing beyond the 

 frontal tuft and clothed with long hair, the 3rd joint short; irons smooth; 

 eyes rather small, round ; antenn;B of male bipectinate with short bi^anelies, 

 the apex serrate ; head and thorax clothed with hair and hair-like scales and 

 without crests; tibiaj fringed with long hair; abdomen with dorsal crest at 

 base only. Fore wing triangular, the termen evenly curved and not crenulate ; 

 veins o and 5 from near angle of cell; 6 from upper angle; 9 from 10 

 anastomosing with 8 to form the areole ; 11 from cell. Hind wing with veins 

 o, 4 from angle of cell ; 6 obsolescent i'rom middle of discocellulars; 6, 7 from 

 upper angle ; 8 anastomosing with the cell near base only. 



A. Fore wing with strong black medial diffused line lupini. 



B. Fore wing with the medial shade indistinct. 



a. Fore wing thickly irrorated with black ursiva. 



b. Fore wing sufTused with purplish grey aptnea. 



3762. Merolonche lupini. (Plate CXXVII. fig. 11.) 



Acronycta lupini, Grote, Bull. Buff. Soc. Nat. Sci. i. p. 79 (1 873) ; Smith & 

 Dyar, Pr. U.S. Nat. Mus. sxi. p. 179, pi. iii. f. 2, & pi. x. f. 4 ; Smith, Cat. 

 Noct. N. Am. p. 35. 



Head and thorax bluish white mixed with black ; palpi blackish; 

 patagia with slight black lines near edges ; tarsi blackish ringed 

 with white ; abdomen grey-whits suffused with fuscous brown, 

 especially on dorsum. Eore wing bluish white thickly irrorated 

 with black and tinged with brown except on basal area ; subbasal 

 line represented by double black strit^ from costa , antemedial line 

 double, blackish, rather diffused, irregularly dentate and somewhat 



