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ELEMENTARY ENTOMOLOGY 

 MICRO LEPIDOPTERA 



The tineids (Tineidae) are our smallest moths and may be dis- 

 tinguished by the long, narrow wings having a broad fringe 

 of hair, particularly on the hind-wings, which are often very 



FlG. 284. A tineid leaf-miner of the oak (Lithocolletis hamadryadella) 



a, b, larva, flat and round forms ; c, pupa ; d, moth ; e, oak leaf showing mines, with cocoons 

 at/,/. (After Comstock) 



narrow, with a fringe several times as broad. Many of the larvae 

 are leaf-miners, feeding between the surfaces of leaves, in which 



they tunnel out mines 

 whose shape is charac- 

 teristic of the species; 

 some are linear, others 

 serpentine, some are 

 trumpet-shaped, while 

 others are irregular 

 blotches. These little 

 larvae are usually white, 



FIG. 285. The apple leaf-miner. (Greatly enlarged) 



a, moth ; , moth at rest ; c, larva ; d, pupa. (After Quain- 

 tance, United States Department of Agriculture) 



and are very much 

 flattened, with small, 

 wedge-shaped heads, 



