CHAMBERS ON FOOD-PLANTS OF TINEINA. 115 



Tribe Eupatoriaceje. 



EUPATORIUM AGERATOIDES. Boueset. 



Depnssaria eupatoriiella, Cham. Larva feeds on under side of the 

 leaves, which it wrinkles or slightly folds. 



Gracilaria eupatoriiella, ('ham. Larva makes a large tentiforra mine 

 in under surface of leaves, the cuticle becomiug wrinkled and contracted 

 over the mined space. 



Nothris eupatoriiella, Cham. Larval habits similar to those of De- 

 pressaria eupatoriiella (supra). 



Tribe AsTEROiDEiE. 



Aster (various species). Starworts. 



Gracilaria astericola, Frey & Boll. Larva mines and afterward rolls 

 the leaves. 



Butalis matutella, Clem. Larva in a web on under side of leaves, 

 from which it mines out the parenchyma, feeding between the upper 

 and lower cuticle. Imago with B. flavifrontella and Coleophora corru- 

 scipennella Clem, ou the flowers. 



Erigeron (various species?). Flea-bane. 



Gracilaria erigeronella, Cham. Larva in a teutiform uuder-side mine; 

 leaves the mine to pupate. 



Solidago (various species?). Golden-rod. 



Tischeria solidaginisclla, Clem. Larva in a blotch mine in upper sides. 



Gelechia galUvsolidaginis, Riley. Larva burrows in the stem, making 

 a fusiform swelling. 



Tribe Senecionid^e. 



Ambrosia trifida. Horse- or Hog-weed. 



Lithocolktis amhroshcella, Cham. Larva in tentiform mine in under 

 side of leaves. 



Bucculatrix ambrosiwella, Cham. Larva, when very young, a miner; 

 afterward feeds externally on the leaves. 



Tischeria ambrosiaella, Cham. ) Larva in blotch mines,with an opaque 



Tischeria heliopsisella, Cham, (nidus, from which the imago emerges. 

 In one species, the nidus is on the upper, in the other ou the lower sur- 

 face of the leaf. 



Butalis matutella, Clem. See under Aster (supra). 



Gelechia ambrosiwella, Cham. Larva feeds in the seed. 



AMBROsrA artemisifolia. Ragweed. 



Tischeria ambrosicefoliella, Cham. Larva in a blotch mine at the mar- 

 gin of the leaf. 



Cryptolechia, sp.? (un described). Possibly C. quercicclla, Clem. 

 Larva feeds on the leaves externally. 



