CHAMBERS ON FOOD-PLANTS OP TINEINA. 121 



CORYLUS AMERICANA. Hazel. 



Lithocolletis coryliella, Cham. Larva in a nearly circular blotch mice 

 in the upper surface. 



Ncpticula corylifoliella, Clem. Imago unknown. Larva in a linear, 

 crooked mine in the upper surface. 



Gelechia coryliella, Cham. Imago unknown. Larva iu the male cat- 

 kins in autumn. 



Hyale coryliella, Cham. Larva in a web on under surface of the leaves. 



Ostrya virginica. Iron Wood or Hornbeam. 



Lithocolletis obscuricostella, Clem. ) Larva iu tentiform mines in un- 



Lithocolletis ostrycefoliella, Clem. ^ der side of leaves. 



Lithocolletis coryliella, Cham. See under Corylus (supra). 



Lithocolletis tritceniaella, Cham. Larva in roundish blotch mine in 

 upper surface of the leaves. 



JEcca ostrycceV.a, Cham. Larva iu a fiat mine between two ribs, with 

 a row of "frass" on each side. 



Aspidisca ostryccfoliella, Clem. Imago unknown. Larva in a minute 

 blotch mine in upper surface of leaves, from which it cuts out its pupal 

 case. 



Nepticula ostryccfoliella, Clem. ) Imago unknown. Larvse make 



Nepticula virginiella, Clem. ^ linear, crooked mines in upper sur- 

 face of leaves. 



Gracilaria ostryceella, Cham. Imago unknown. The larva when very 

 small makes a linear, whitish mine in the upper surface of the leaves. 



Coleophora ostryce, Clem. Imago unknown. The larva lives in a case 

 and feeds on the under surface of the leaves. 



Carpinus Americana. Waterbeech, Hornbeam. 

 Lithocolletis coryliella, Cham. See under Corylus. 



BETULACE^]. 

 Alnus. Alders. 



Lithocolletis alnivorella, Cham. ^ . .„ . 



T-..J n .. 1 j. 7 . „ „... / Larvae in tentiform mines in 



Lithocolletis almfoliella, Hubner. > , n r , . 



T .,, 77 .. .. ' „ „ „ \ the under side of the leaves. 



Lithocolletis auromtens, Frey & Boll. ) 



Gracilaria alnicolella, Cham. ) When very young, the larvae mine 

 Gracilaria alnivorella, Cham. ^ the leaves; when older, they roll them 



downward, alnicolella from the tip, alnivorella from the side. 



Lyonetia alniella, Cham. The larva makes a large brownish blotch 



mine in the leaves. 



SALICACEvE. 



Salix (various species). Willows. 



Lithocolletis salicifoliella, Cham. (& Clem. ?). Larva in a tentiform 

 mine iu the under surface of leaves. 



