164 THE CANADIAN ENTOMOLOGIST 



spicuously larger size, distinct though pale stigma and slight dif- 

 ferences in venation. 



Genus Eriocera Macquart. 

 Eriocera brevipila, new species. 



Cell Ml of the wings present; antennae short in the male; 

 size small (wing of the male about 13 mm.); general coloration 

 light gray; body clothed with a pale, moderately long pubescence. 



Male. — Length 10.5 mm.; wing 12.8 mm. 



Rostrum dark brown; palpi elongated, black. Antennse short 

 (for the male sex of this group of species), if bent backward extend- 

 ing about to the wing-root; first segment short and stout, dark 

 above, pale beneath; remaining segments dark brown; first flagellar 

 segment a little reddish at the base, on the ventral face with about 

 four stout spines. Head dull gray, on the vertex before the 

 tubercle, surrounding the antennal bases and adjoining the inner 

 margins of the eyes reddish; an indistinct delicate, brown median 

 vitta. 



Thorax light gray, the praescutum with four dark brown 

 stripes, the median pair separated from one another by a distance^ 

 that is a little less than the width of one, these stripes not attain- 

 ing the suture; lateral stripes shorter but broader; pile on the 

 tlioracic- interspaces abundant, pale, shorter than in alhihirta; 

 scutum gray, each lobe with two brown marks; scutellum gray 

 with conspicuous white pile; postnotum dark brown. Pleura with 

 a sparse pruinosity; dorso-pleural membranes more yellowish. 

 Halteres pale, the knobs dark brown. Legs with the coxae pale 

 grayish pruinose with a dense white pile; trochanters dull yellowish; 

 femora dark brown, the bases yellowish, on the four anterior legs, 

 including only the extreme base; tibiae brown, broadly tipped with 

 still darker brown; tarsi dark brown. Wings with a pale, brownish 

 gray suffusion, the costal and subcostal cells darker; stigma small, 

 oval, brown; veins dark brown. Venation: Sc ending opposite the 

 fork of Ri+z; cross-vein r at about one-third the length of i?2, 

 far removed from the tip of R\; basal deflection of Cu\ nearly at 

 the middle of cell 1st M2; cell Mi present. 



Abdominal tergites dark brownish gray pruinose, the apical 

 half of the organ somewhat darker than the basal half; sternites 



