768 PROCEEDINGS OF THE NATIONAL MUSEUM, vol. xxvii. 



but it appears that the name grandisella has priority, and the species 

 must be known under that name. 



There is no justification for the genus Leucopliryne ; the species 

 agrees in every character with the genus Mompha. 



MOMPHA DECORELLA Stephens. 

 Mompha decorelhi Stephens, Dyar's Cat. N. A. Lep., No. 6155, 1902. 



What is undoubtedly this species was bred in large numliers from 

 galls on the stems of Epilohiuiii at Kaslo, British Columbia, by 

 Doctor Dyar. 



Another large series of this species is in U. S. National Museum, 

 bred in the Department of Agriculture from similar galls on Ep'do- 

 Mwii received from Mr. J. G. Barlow, Cadet, Missouri, and from 

 Doctor Fletcher, Ottawa, Canada. 



SCYTHRIS Hubner. 

 SCYTHRIS MAGNATELLA, new species. 



Antennjfi dark bronzy fuscous. Labial palpi dark bronzy fuscous; 

 extreme base of second joint somewhat lighter. Head, thorax, and 

 forewings dark bronzy fuscous; forewings sparsely suffused with 

 white scales, scattered irregularly over the wing, and producing an 

 irrorated appearance; these white scales are rather more frequent on 

 the ))ase of the fold and on the apical part of the wing; at the end of 

 the cell is a small round black spot. Cilia light bronzy brown. The 

 wings are very elongate, narrow and pointed, slightly caudate. Vena- 

 tion typical of the genus; 11 veins; 8 absent; 6 and 7 stalked; 7 to 

 costa; 1 h simple at base. Hindwings nearly as broad as forewings, 

 dark fuscous, cilia light brown; 8 veins; all separate. Abdomen dark 

 fuscous; male genitalia very large, yellowish; uncus and claspers 

 equally long. Legs dark bronzy fuscous, irrorated witli white scales; 

 tuft on posterior tibije yellowish. Alar expanse, 22 mm. Foodplant, 

 EpRohiwn. 



Ilahitat. — Kaslo, British Columbia (Dyar). 



Type.— C?it. No. 7884, U. S. National Museum. 



COSMOPTERYX Hubner. 

 COSMOPTERYX VILLELLA, new species. 



Antennas, dark purplish brown, with the seven last joints silvery 

 wJiite. Labial palpi silver}^ fuscous. Head and thorax, dark purplish 

 brown, nearly black. Forewings, dark purplish brown, with silvery 

 and bluish reflections; basal part of fold, golden; at the middle of the 

 wing below costa is a bluish metallic spot of raised scales; slightly an- 

 teriorly on the fold is a similar spot of raised scales and within the 



