CHAMBERS ON FOOD-PLANTS OP TINEINA. 121 



CORYLUS AMERICANA. Hazel. 



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

 in the upper surface. 



Nepticida corylifoUella, Clem. Imago unknown. Larva in a linear, 

 crooked mine in the upper surface. 



Gelechia coryliella^ Cham. Imago unknown. Larva in the male cat- 

 kins in autumn. 



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



OsTRYA YiRGiNiCA. Iron Wood or Hornbeam. 

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



LitJiocolletis ostrywfoliella, Clem. ^ der side of leaves. 



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



Litlioeolletis tritceniaella, Cham. Larva in roundish blotch mine in 

 upper surface of the leaves. 



^cea ostryceella, Cham. Larva in a flat mine between two ribs, with 

 a row of "frass" on each side. 



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

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

 case. 



Nepticula ostrycefoliella, Clem. ) Imago unknown. Larvae 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. Waterbcech, Hornbeam. 

 Lithocolletis coryliella, Cham. See under Gorylus. 



BETULACEJE. 

 Alnus. Alders. 



Lithocolletis alnivorella, Cham. \ ^ . .„ . 



-r.j7 „ ^. 7 -J, 7. „ T-r-i f Larvae m tentiform mines in 



LtthocoUetis almtoliella, iiuoner. > , , ., r.,, , 



T-.^, ,, ^. ._, ' o T^ n V the under side of the leaves. 



Lithocolletis auromtens, Erey & 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. 



SALICACE^. 



Salix (various species). Willows. 



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

 mine in the under surface of leaves. 



