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; antenna? 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. Antenna? 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 reddifeh; an indistinct delicate, brown median 
vitta. 
Thorax light gray, the prsescutum 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 
thoracic 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 coxa? 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; tibijc 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, broAvn; veins dark brown. Venation: Sc ending opposite the 
fork of Ri+z; cross-vein r at about one-third the length of R2, 
far removed from the tip of R\; basal deflection of Cu\ nearly at 
the middle of cell 1st M-i; cell M\ present. 
Abdominal tergites dark brownish gray pruinose, the apical 
half of the organ somewhat darker than the basal half; sternites 
