112 BULLETIN UNITED STATES GEOLOGICAL SUEVEY. 



Prunus AMERICANA. Red Wild Plum. 



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



Anarsia pruniella, (Jlem. Larva feeding in woody excrescences. 



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

 turned down. 



Xylesthia pruniramiella, Clem. Larva feeds in woody excrescences. 

 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. 



Nepticula amelanchierella^ Clem. Larva makes a linear, crooked mine 

 in the leaves; imago unknown. 



Crat-<egus, different species. Blackthorn, Hawthorn. 



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

 (supra). 



Aspidisca 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 cratcegifoUella, Clem. Larva in tentiform mine on under side of 

 leaves. 



Ornix i)iusitatumella, Cham. Larva in white flat mine, specked with 

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



Nepticula cratcegifoliella, Clem. Larva in a crooked, linear mine in 

 upper surface of leaves; imago unknown. 



Pyrus coronaria. Fragrant Crab. 



Litliocolletis cratwgella, Clem. Larva as in Cerasus serotina (supra). 

 Tischeria malifoliella, Clem. Larva as in Cratcegus (supra). 

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



Pyrus malus. Apjde. 



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

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



Pyrus communis. Common Pear. 



Litliocolletis nidificansella, Packard. Said to mine the leaves; is most 

 probably a Lyonetia. 



Cydonia vulgaris. Common Quince. 

 Cydonia japonica. Japan or Flowering Quince. 



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

 (supra), 



EosA. Various species of Rose. 



Coleophora roswfoliella, Clem. Larva in a case feeds on leaves of Bosa 

 centifolia. 



