CHAMBERS ON FOOD-PLANTS OP TINEINA. 121 



CORYLUS AMERICANA. Hazel. 



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

 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 in the male cat- 

 kius in autumn. 



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



Ostrya virginica. Iron Wood or Hornbeam. 



Lithocolletis ooscuricostella, Clem. ) Larva in tentiform mines in un- 



Lithocolletis ostryafoliella, Clem. ^ der side of leaves. 



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



Lithocolletis tritamiaella, Cham. Larva in roundish blotch mine in 

 upper surface of the leaves. 



Mem ostryceeUa, Cham. Larva iu a flat 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. Larva?, make 



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

 face of leaves. 



Gracilaria ostryceeUa, 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^E. 

 Alnus. Alders. 



Lithocolletis alnivorella, Cham. \ . _„ . 



-r. Al „ ,. 7 j. 7 . 77 „... / Larva? in tentiform mines in 



Lithocolletis almtohella, Hubner. V, , ., „ ., , 



T . Al „ ± . . x ' „ ,, „ V the under side of the leaves. 



Lithocolletis auronitens, Frey & Boll. ) 



Gracilaria alnicolella, Cham. ) When very young, the larva? 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 iu the leaves. 



SALICACE.E. 



Salix (various species). Willows. 



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

 mine iu the under surface of leaves. 



