OF WASHINGTON, VOLUME XVII, 1915 93 



Incurvaria cockerelli n. sp. 



Second joint of labial palpi light yellow, terminal joint black. Tongue 

 black. Antennae black with silvery white tips. Face and head reddish 

 ochreous. Thorax dark metallic green. Forewings dark greenish bronze, 

 with strong metallic golden reflection ; at apical third is a large, transverse, 

 oval, light yellow spot, touching the dorsal edge and reaching nearly across 

 the cell; underside deep blue, sprinkled with golden scales; cilia blackish 

 brown. Hindwings deep purplish blue, with base of costal edge silvery 

 fuscous and with cilia dark metallic brown. Abdomen dark bluish brown. 

 Legs dark bronzy brown. Alar expanse: 11 mm. 



Habitat: Long Peak and Peaceful! Valley, Colorado, Prof. 

 T. D. A. Cockerell, collector. 



Type: Cat. No. 19288, U. S. N. M. 



Named in honor of the collector, who continually adds inter- 

 esting finds to the National Museum. 



It is close to the following species, I. sedella, but larger, with 

 darker head and with yellow, oval spot at apical third supplant- 

 ing the transverse white fascia. 



Incurvaria sedella n. sp. 



Labial palpi yellow with black terminal joint and black setae. Antenna) 

 bronzy black with white tips. Face and head yellowish white. Thorax 

 dark bronzy brown. Forewings dark bronzy brown with a white trans- 

 \crse fascia at apical third; cilia 'bronze. Hindwings dark purple with 

 basal half of costa silvery white; cilia dark golden purple. Abdomen dark 

 purplish brown. Legs silvery, shaded with dark purple. Alar expanse: 

 9 mm. 



Habitat: Boulder, Colo., T. D. A. Cockerell, collector. 

 Type: Cat. No. 19289, U. S. N. M. 

 Taken by Prof. Cockerell on Seduni. 



Prodoxus barberella n. sp. 



Labial palpi brownish fuscous, touched with white. Maxillary palpi 

 blackish fuscous. Antennae blackish brown, dotted on the upper side of 

 basal half with white and with while basal joint; ciliation in the male 1. 

 Face, head and thorax white. Forewings white with blackish brown 

 longitudinal markings as follows: costal third with short irregular longi- 

 tudinal dashes, which towards apex form three more denned short lines, 

 running obliquely to the costal edge; a large, longitudinal brown dash on 

 the middle of the fold, a small one on the cell and a large one beyond the 

 end of the cell; an approximate semicircular dorsal spot at apical third, 

 an ill-defined series of marginal dark brown spots before the cilia; cilia 

 white, dusky at apex and at tornus. Hindwings semitransparenl with 

 scant, liairlike, dark fuscous scales; cilia whitish fuscous. Abdomen 

 blackish brown with whitish anal tuft. Legs dusky white. Alar expanse: 

 1-1-17 mm. 



