THE CANADIAN ENTOMOLOGIST. 363 



Retinia Aiistridiia, r.. sj). — Larva : J.ength, 15-16 mm. Whitish, 

 vviih a slightly silvery lustre. The last segment marked with dark spots 

 on the dorsal surface. A few fine hairs on each segment of the body. 

 Body wall very transparent. 



Pupa: Length, 13-15 n^m. Light brown in colour. 



Imago: ?. — Expanse, 20-22 mm. 



Head : Jtirown, flecked with a few white silvery scales. Antennae 

 brown, each joint marked above with the silvery-white scales. Basal joints 

 silvery-white above. Palpi dark brown, mottled with a few white scale.'^. 

 Eyes a lighter brown than the head. The scales project in the form of a 

 ruff at the origin of the head. This is especially well marked on the dorsal 

 surface. 



Ihorax : Above dark brown, shading into a lighter silvery-brown 

 anteriorly. Beneath a mottled white and brown, with a silvery lustre, the 

 white slightly predominating. 



Abdoniefi : Above light brown, with a silvery lustre, each segment 

 ending with a narrow band of silvery white scales. Beneath the white and 

 brownish scales are about equally mixed. Towards the posterior end of 

 the segments the white scales are slightly predominant. Anal tuft light 

 brown. 



Legs: The femora and tibise of the two anterior pairs dark brown, 

 mottled with silvery-white scales. Tarsi dark brown, each segment ending 

 in a ring of silvery-white. The femora and tibiae of the posterior pair are 

 silvery-white, flecked with a few brownish scales. Tarsi lighter in colour 

 than in the two anterior pairs. 



Wings: Fore wings above light silvery brown, mottled with silvery 

 white. A wide irregular band of dark brown, interspersed with a few 

 white scales, runs along the entire costal edge, while a narrow edging of 

 dark brown bounds the outer martiin. Two wavy bands of whitish 

 siU'ery scales pass across each wing at nearly right angles to the costa, 

 and divide the wing into three nearly equal parts. These bands are 

 margined with dark brown. The distal third of the wing shades off into 

 whitish, where it is bounded by the dark band on the outer margin of 

 the wing. Beneath these wings are a light silvery-brown, shading into a 

 little darker at the costal and outer margins. The markings of the upper 

 surface do not show through. The fringe of these wings is a light brown, 

 with a silvery lustre. The colour is slightly lighter at the lips. 



Hind Wings: Above white, with a decided silvery lustre. An 

 irregular band of light brown along the costal margin, while a narrow line 



