NORTH AMERICAN EUCOSMmAE. 179 



Proteopteryx costomaculana Febnald, iu Dyar List N. Amer. Lepid., no. 



5217, 1903. 

 Enarmonia costomaculana Barnes and McDunnougii, Check List Lepid. Bor. 



Amer., no. 7139, 1917. 



Male genitalia figured from specimen in National Collection, 

 from Gowanda, New York C'W. Wild, VI-8-13"). 



Distribution according to specimens in National Collection, Amer- 

 ican Museum, and collection Barnes : New York, New Jersey, Penn- 

 sylvania, Connecticut, Wisconsin. 



Alar expanse.— 12>-1S mm. 



Type. — In Academy Natural Science, Philadelphia. 



Type locality. — Pennsylvania.? 



Food plant. — Unknown. 



9. EXENTERA VIRGINIANA (Clemens). 



(Fig. 316.) 



Anchylop&'a virginiana Clemens, Proc. Ent. Soc. Phila., vol. 3, 1864, p. 512. 

 Proteopteryx virginiana Feenald, in Dyar List N. Amer. Lepid., no 5216, 1903. 

 Enarmonia virginiana Baenes and McDunnough, Checli List Lepid. Bor. AmtT., 

 no. 7138, 1917. 



Very close to costomaculana Clemens, but apparently distinct. In 

 both species 7 and 8 of fore wing are connate or closely approximate 

 at base. 



Male genitalia figured from specimen in National Collection from 

 New Brighton, Pennsylvania. ("H. D. Merrich, 3-19-02.") 



Specimens in National Collection, American Museum, and collec- 

 tion Barnes from Pennsylvania. 



Alar expanse. — 18-19 mm. 



Type. — Lost ? 



Type locality. — Virginia. 



Food plant. — 'Unknown. 



16. GRETCHENA, new genus. 

 (Figs. 14, 31, 317.) 



Genotype. — Hedya deludana Clemens. 



Fore wing with slight tufts of raised scales above dorsal margin ; 

 termen deeply concave between veins 3 and 6 or with a notch between 

 veins 3 and 5 ; 12 veins ; 7 and 8 approximate, connate, or stalked ; 10 

 from cell midway between 9 and 11 ; 11 from cell at or close to mid- 

 dle ; upper internal vein of cell from between 10 and 11 ; 3, 4, and 5 

 closely approximate at termen ; 2 appreciably bent up toward termen ; 

 no costal fold in male. 



Hind wing with 8 veins ; 6 and 7 closely approximate toward base ; 

 3 and 4 stalked. 



