June 1894.] NeUMQIGEN & DVAR. X. A. BOMBVCES. 61 



Accessory cell present, broad, distinct. 



Outer margin of primaries entire, falcate . Platypteryx. 



Outer margin deeply excavate at the termination of tlie veins Falcaria. 



denus Eudeilinia Packard * 



1876 — Eudi'iliitia Packaru, Mono. ('■euni. Motlis, U.S. Geoi.Surv. ( ilayden), 

 Vol. X, p. 303. 



E. herminiata Gi/enee. 



\?>^-] -(.':<> V, id /u-niiiiiiatii Gukn£e, I'lial., Vol. II, p. 58. 



1873 — Eudi-ilinia hiseriiilii Packakd, jtli kept. Peab. Acad., p. 63. 



White ; fore and middle lej^s blackish brown beneath. Both 

 witli t. a. and t. p. bands of indistinct smoky spots on the veins, 

 the t. p. band broadly sinuate. 'I'wo discal dots on the under 

 side of both wings. K.xpanse, 28 nun. 



JIa/'itaf, Xorthern Atlantic States. 



Genus Oreta Walker. 



1S55 — Or^ta Wai.kkr, Cat. Brit. Mus., pt. V, p. 1166. 

 i^b'i—Diyo/'teris Gkote, Proc. Knt. Soc. Phil., Vol. I, p. 346. 



Synopsis of species. 

 Pale dull rose color, wiili yellow band ...... rosea. 



Ihiiformly didl rose color with no yellow band .... irrorata. 



O. rosea IJ'a/ker. 



1855 — Drepana rosea Walkkk, Cat. Brit. Mus., pt. V, p. 1164. 

 li^t^-Cilixiimeriaiiia IIeukicii-Sch.i;fhcr, Ausser. Schmett., Vol. I, f. 470. 

 i?>t>2 — PliilypU-ryx formula Gkotk, Proc. Acad. Nat. Sci. Phil., 1S62, p. 60. 



var. marginata Walker. 



1855 — Drepana iiiari^inala Walkf.R, Cat. Brit. Mus., pt. V, p. 1165. 



Yellow, fore legs brick red ; thorax, two-thirds of primaries 

 and basal half of secondaries, pale brownish rose color, slightly 

 strigose. A darker, more purplish, marginal border on primaries, 

 darkest at ape.x, with two rounded spots at internal angle, and the 

 apex of secondaries of the same color. Two minute white discal 

 dots on primaries. Expanse, 25 mm. 



In the var. fiiai-ginata, the rose-color shading at the bases of 

 the wings becomes very obscure, leaving them largely yellow 

 except for the dark outer border. 



Habitat, Northern Atlantic States. 



O. irrorata Packard. 



1S64 — Dryopleris irrorala PACKARD, Proc. Ent. .Soc. Phil., Vol. Ill, p. 377. 



* Prof. J. H. Comstock has very kindly called my attention to this genus. 

 I find our species closely related to Aiizata Wlk. (See Kirby, Cat. l.ep. Het., 

 Vol. I, p. 735.) — H. G. Dyar. . _. 



