214 
PROCEEDINGS OF THE NATURAL [APRIL,’89. 
bick hV e lrS ’' T gS mueh pa,er tha " « the female, because the 
Sfri" T m ? MmerOUS; ° n, - V a sIi * ht indication of mar- 
fess detef S ' ** “1 ^ ™ the femaIe ' black scales being 
This species I refer to the genus Asynapta of Loew, 
“' v" 11 “ co “ nt of tta peculiar neuration, which is pre- 
rl Th ™ the European species of "the 
r , . . , e pa pi ’ which are of medium size, and thetho- 
the sne* C ^ r ' t ? mUcli e,on & ated anteriorly, would place 
abh besT ”, ROndani ' s I Vmnertzm, bat it is prob- 
reaards w 'T ** * h ' to follow Schiner who 
present ™* 1 ° f '^ value. Dp to the 
North Americ P a eC h“t°th 4SW “ ' ,aVe 
consider r++i 11S 1S n °^ to won dered at when we 
o" ganies 6 C WOrk that *“ been do* on our dipter- 
at firsf^,Vhe A Xh 3 fi ta antennarhe ar e easilv confounded 
have gi V eft h e W " ° f ^ to which I 
ination, however T" name ' More careful exam ' 
m j.° f differences to per_ 
component leavef aresSrcely°»g ate , while the tips of the 
of white trichomes is more re~ul The develo P ment 
satiny appearance. The inner or ga ” & 
leaves do not produce trichomes asTtT "T** w 
are smooth and shi™;«„ , ' as tlie other gall, but 
minute drops of • ?’ 30 are Pound to be covered with 
asunder. The cells of the leaves t Stnpped 
red coloring matter, which gives th !’ n °” ° f ^ 
a oddish cast 'Fnrh f n le of Cecidomvia 
^hisnotsL^ ins.t, 
for itself a smooth cavity ffit k k , >™t hollows out 
The galls of the ^ sraan A hard and nut-like walls, 
the other species the nr ' mUCh rarer than those of 
>e found on the same 
