NORTH AMERICAN LASPEYRESIINAE AND OLETHREUTINAE 119 



black dashes ; cilia fuscous with some white scaling at tornus. Hind 

 wing dark smoky fuscous; cilia sordid whitish with a dark basal 

 biind. 



Male genitalia of type figured. Cornutus a straight, moderately 

 !(»ng, stout spine. 



Alar expanse. — 15 mm. 



Type.— C2it. No. 28035, U.S.N.M. 



7'2/^e locality. — Dawson, Alaska. 



Described from single male received through B. Preston Clark 

 and dated " 6-16-16." In genitalia and pattern very similar to the 

 lOuropean sororculana Zetterstedt but with appreciably narrower 

 fore wings. 



The male genitalia are similar to those of dextraria McDunnough 

 but considerably smaller. 



7. APHANIA ALBEOLANA (Zeller) 

 (Figs. 272, 383) 



Penthina albeolana Zeixeb, Verb. Zool.-bot. Ges. Wien, vol. 25, 1875, p. 



262. 

 Olethreutes hartmanniana albeolana Febnald, in Dyar List N. Amer. 



Lepid., no. 5035, 1903. 

 Olethreutes albeolana Keabfott, Can. Ent., vol. 37, 1905, p. 43 ; Ins. New 



Jersey, 1910, p. 540. — Forbes, Memoir 68, Cornell Univ. Agr. Exp. 



Sta., 1924, p. 456. 

 Argyroploce albeolana Baenes and McDunnough, Check List Lepid. Bor. 



Amer., no. 6816, 1917. 



In this species there is a white suffusion through center of wing 

 fusing with the whitish apical and antemedian costal area. The 

 dorsum is clouded with fuscous from base to near tornus; there is 

 a small quadrate dark spot on costa near base, a larger dark patch 

 on mid costa and a distinct black dot at end of cell. 



Male genitalia figured from specimen in National Collection from 

 Essex County Park, N. J. (''V-21-04," W. D. Kearfott) ; female 

 from specimen in American Museum from Hamj^ton, N. H. (Shaw). 



Cornutus of male a stout curved spine. In the European scrip- 

 tana Hubner {hartmanniana) with simihu- pattern, the cornutus is 

 a long, thin, straight spine. 



Distnhution. — New York, New Jersey, Rhode Island, New Hamp- 

 shire, Massachusetts, Maine, Nova Scotia. 



Alar expanse. — 17-19 mm. 



Type. — In British Museum. 



Type locality, — Massachusetts. 



Food plant. — Betula (larva crumpling the leaves). 



