112 BULLETIN UNITED STATES GEOLOGICAL SURVEY. 



Prunus Americana. Red Wild Plum. 



Lithocolletis cratcegella, Clem. Larva as in Cerasus serothia (.supra). 



Anarsia pruniella, Clem. Larva feeding in woody excreseenees. 



Evippe prunifoliella, Cham. Larva feeds under the tip of the leaf, 

 turned down. 



Xylesthia pruniramiella, Clem. Larva feeds in woody exereseences. 

 There is also a larva of an unknown species which makes a linear mine, 

 ending in a blotch, and which leaves the mine to pupate. 



Amelanchier canadensis. June- or Serviceberry. 



Ornix quadripunctella, Clem. Larva in a tentiform mine in the leaves. 



Kepticula amelanchierella, Clem. Larva makes a linear, crooked miue 

 in the leaves; imago unknown. 



Crat^gus, different species. Blackthorn, Hawthorn. 



Lithocolletis cratcegella, Clem. Larva and mine as in Cerasus serotina 

 (supra). 



Aspidisea splendoriferella, Clem. Larva and mine as in Cerasus sero- 

 tina {supra). 



Tischeria malifoliella, Clem. Larva in a flat, trumpet-shaped, yellow- 

 ish mine in upper surface of leaves. 



Ornix cratcegifoliella, Clem. Larva in tentiform mine on under side of 

 leaves. 



Ornix inusitatumella, Cham. Larva in white flat mine, specked with 

 "frass", in upper surface ; pupates in the mine. 



Nepticula cratccgifoliella, Clem. Larva in a crooked, linear miue in 

 upper surface of leaves; imago unknown. 



Pyrcs coronaria. Fragraut Crab. 



Lithocolletis cratcegella, Clem. Larva as in Cerasus serotina (supra). 

 Tischeria malifoliella, Clem. Larva as in Cratwgu* (supra). 

 Aspidisea splendoriferella, Clem. Larva as in Cerasus serotina (supra). 



Pyrus malus. Apple. 



Bucculatrix pomifoliella, Clem. Larva at first a miner, then feeds 

 externally. As to other species, see Pyrus coronaria (supra). 



Pyrus communis. Common Pear. 



Lithocolletis nidificansclla, Packard. Said to miue the leaves; is most 

 probably a Lyonetia. 



Cydonia vulgaris. Common Quince. 

 Cydonia japonica. Japan or Flowering Quince. 



Lithocolletis cratcegella, Clem. Larva and mine as in Cerasus serotina 

 [supra). 



Rosa. Various species of Rose. 



Coleophora rosafoliella, Clem. Larva in a case feeds on leaves of Rosa 

 centifolia. 



