788 PROCEEDINGS OF THE NATIONAL MUSEUM. vol. xxv. 



head light silvery drap, thorax a shade darker. Forewings silvery 

 white suffused irregularly with drap scales, especially below fold and 

 in the apical part; extreme base of costa black; at middle of wing a 

 small dark drap costal spot; near base of wing, just below costa, a 

 large tuft of raised scales; on middle of fold, at end of disk and 

 beyond disk, are similar smaller tufts of raised scales, not very con- 

 spicuous and of the general color of the wing, white and drap mixed. 



In apical part and at base of the cilia a few scattered black scales; 

 cilia whitish. 



Hindwing light silvery gray, cilia golden white. Aljdomen and 

 legs golden white, slightly sprinkled with drap. Venation typical; 

 veins 6 and 7 in hindwing very shortly stalked. 



Alar expanse. — 12 to 13 mm. 



Ilahitat. — District of Columl)ia, Virginia. 



Food plant, — Betula niijra . 



Type.—^o. 6348, U.S.N.M. 



Described from several specimens bred in March, 1884, by Mr. Th. 

 Pergande, and in August, 1899, by the writer. 



The larviB are leaf rollers on black birch and pupate in the leaf. 

 Imago appear during August and another brood overwinters as pupa, 

 producing adults in early spring. 



TELPHUSA BELANGERELLA Chambers. 



Gelechia behDif/crdId Chambers, Can. l^nt., VII, 1875, p. 210; Bull. U. S. Geol. 



Surv., IV, 1878, p. 141.— Riley, Smith's List Lep. Bor. Am., No. 5320, 1891. 

 Gelechia {Teleia) oruneUa Walsixgham, Trans. Am. Ent. Soc. Phila., X, 1882, p. 



179. 

 Gelechia oronella Packard, Fifth Rep. U. S. Ent. Comm., 1890, p. 630. — Riley, 



Smith's List Lep. Bor. Am., No. 5436, 1891. 

 Gelechia orella Dietz, Smith's List Ins. N. Jersey, 1900, p. 474. 

 Telphusa helangerella Busck, Dyar's List Amer. Lep., No. 5563, 1903. 



The unique well-preserved t3q:)e of Gelechia helangerella was obtained 

 from Laval University, Quebec, and is now in the U. S. National 

 Museum under type No. 5767, In that collection are also specimens [ 

 compared b}^ the writer with Walsingham^s type of Gelechia oronella 

 in Professor Fernald's collection. 



As the description Avould indicate the two species are identical . Cham 

 bers name must stand. Larva is leaf roller on alder (Packard). 



Ilahitat. — Eastern United States, Canada. 



TELPHUSA GLANDIFERELLA Zeller. 



Gelechia {Anac(impsls) glandiferellaZEi.hER,Yevh. k. k. zool.-bot. Gesellsch. Wien, 



XXIII, 1873, p. 275, pi. iv, fig. 25. 

 Gelechia sella Chambers, Can. Ent., VI, 1874, p. 2.38. 

 Gelechia glandifaella Chambers, Can. Ent., IX, 1877, p. 14. 

 Gelechia glandifera Chambers, Can. Ent., IX, 1877, p. 24. 



