June, igoi.] DVAR : A NeW ARCTIAN. 85 



pupated immediately in the earth. The moth emerged the following 



May. 



♦ 



DIAGNOSIS OF A NEW ARCTIAN. 



Bv Harrison G. Dyar. 

 Dodia albertae, gen, nov. et sp. 



Head moderately prominent, tongue weak, palpi short, not reaching front, eyes 

 naked, ocelli large ; $ antenna; simple with bristles and cilia ; body slender, geo- 

 metriform, vestiture hairy but short ; hind tibice with four spurs, fore tibire with termi- 

 nal spine ; primaries broad, trigonate ; secondaries large and ^mple. Vein I free, 

 scarcely forked at base ; 2 from middle of cell ; 3-5 rather approximate, 5 nearer 4 

 than 6 ; 6 from end of cell, free or shortly stalked ; 7-10 stalked, 8-9 nearly at apex ; 

 II and 12 free; on hind wings 3-4 approximate ; 5 strong, arising near 4 ; 6-7 

 stalked; 8 anastomosing with cell to near middle. Frenulum present. Gray, wings 

 diaphanous with only a faint whitish waved subterminal line or considerably washed 

 with whitish over the basal half of the wing, leaving a gray subbasal curved band and 

 a slightly waved, oblique, median one, between which and the subterminal line are 

 whitish powderings. Hind wings subhyaline. Expanse, 34-35 mm. 



Three $ $ , Calgary, Alberta, Canada (F. H. Wolley Dod). One, 

 taken June ii is fresh and washed with white; a second, July 3, 

 is diaphonous gray with only traces of markings, while the third, 

 July 10, is rubbed and nearly hyaline. 



U. S. National Museum, type No. 5747. 



DESCRIPTIONS OF THREE LEPIDOPTEROUS 



LARV^. 



By D. \V. Coquillett. 



Homocosoma mucidellum Ragonof. 



Body green, minutely granulated, a brown dorsal and subdorsal 

 stripe, first thoracic segment brownish, darkest laterally, cervical 

 shield yellow, bordered posteriorly with black piliferous spots, minute, 

 black, spiracles circular, wholly black, anal plate unmarked, head 

 brown, an ©cellar black dot and above it a large black spot ; 16 legs ; 

 length, 8 mm. 



Found two February 12, 1893, in thin, white cocoons beneath a 

 piece of paper in the grass near Tos Angeles, Cal. One pupated 

 February 15, and the moth issued March 28. 



