202 William T. M. Forbes 



Gaylussaeia spp., huckleberry : 



L. diver sella. 

 Oxydendrum arboreum, sorrel tree : 



L. diversella. Tentiform, underside mine. 

 Steironema (Lysiniackia) lanceolatum: 



L. lysimachiceella. Small, tentiform, underside mine. 

 Lonicera spp., honeysuckle; 



L. fragilella. Rather large, tentiform, underside mine. 

 Symphoricarpos orbiculatus, coral-berry: 



L. symphoricarpella. Very small, underside, tent mines; half the mine parti- 

 tioned off to form a pupal chamber. 



L. mariceella. Tent mines, larger than those of L. symphoricarpella; an ovoid, 

 silken cocoon. 



Family 15. COLEOPHORID^ 



Carl Heinricli 16 



Head smooth. Antennas f to 1 ; thickened with scales toward base ; 

 basal joint with appressed scales, rough scaled, or with projecting 

 scale tuft. Labial palpi moderate or long; ascending. Maxillary palpi 

 absent. Posterior tibia? rough haired above or smooth. Fore wings 

 (fig. 124) elongate, narrow; never more than eleven veins; lb (2d A' 

 furcate; 2 (Cu 2 ) sometimes absent; 4 (M 3 ) sometimes absent or united 

 with 3 (CuJ ; 6 (MJ absent; 7 (R 5 ) to termen; 7 and 8 (R 4 and R 5 ) 

 approximate, connate, or stalked; pattern limited to irrorations of 

 darker or lighter scales, longitudinal lines, or dustings, or one or more 

 stigmata ; wings often unicolorous. never with transverse markings or 

 fascia?. Hind wings (figs. 124, 125) linear-lanceolate; narrower than 

 fore wings; 6 to 8 veins; crossveins between 5 and 6 (M x and M 2 ) 

 weak or absent. 3 (Cu-,) sometimes absent; 4 (M 3 ) sometimes absent; 

 5 and 6 (M 1( M,) separate; 6 and 7 (R, M 1 closely approximate, con- 

 nate, or stalked. Male genitalia (fig. 123, A) with harpe partly 

 divided; costal arm of harpe free for half its length, weakly chitin- 

 ized ; arms of gnathos fusing and forming a complete ring about anus, 

 terminating in a more or less scobinate knob ; gnathos occupying 

 place of, and apparently functioning as, an uncus; uncus absent. 

 JEdceagus rather stout, short or moderately long, hinged to vinculum. 



Larva? inhabiting portable cases (figs. 126, 127, 127a, b) feeding on 

 leaves, flowers, fruits, and seeds of various plants; external feeders 

 or miners; never boring into stems of plants or folding or rolling 

 leaves; with 3 seta? on prespiracular shield of prothorax. II caudo- 

 laterad of I on abdominal segments 1 to 8, IV and V approximate on 

 abdominal segments 3 to 8 ; prothoracic spiracle vertically placed. 



18 Of the Bureau of Entomology, United States Department of Agriculture. 



