NEW YORK STATE MUSEUM 
d 15 antennal segments 
e 5th antennal segment with a length % greater than 
its diameter 
f 15th antennal segment slightly extended, with 
a length only 3 times its diameter, the 4th 
palpal segment 1% longer than the e Bred 
from rolled willow leaves.. : 
aiieava : iil, BD, ke Boa 
ee 5th antennal segment with a length twice its 
diameter 
f 15th antennal segment reduced; the 4th palpal 
segment % longer than the 3d; the oyi- 
positor lobe with a length 3 times its width. 
Bred from a Strobiloides gail...) yeaa . 
Palbovittata Walsh, at442a, aragga 
jf 15th antennal segment extended, with a length 
fully 5 times its djameter; 3d and 4th palpal 
segments eqtal ; Ovipositor lobe with a 
length 4 times its diameter. Bred from 
small, clustered, rosette bud galls on willow 
FACeCMmM MM, SD, C. 1245 
dd 17 antennal segment- 
e Wings broad; 5th antennal “segment with a length 
14 greater than its diameter; 4th palpal segment 
with a length twice that of the 3d; ovipositor 
lobe with a length 2% times its diameter 
marginata n. SpyGmmer 
ee Wings narrow; 5th antennal segment with a length 
twice its diameter; the 4th palpal segment Y% 
longer than the 3d; ovipositor lobe with a 
length 3 times its width. Bred from irregular 
twig gall on willow...salicis Schrank, a1356 
bb Males; antennal segments stemmed 
c sth antennal segments with a length % that of the basal en- 
largement 
d Antennae slender, the basal ener eee: of the 5th 
segment with a length twice its diameter; the palpi 
slender, the 4th 4 longer than the 3d; harpes with a 
long chitinous process apically. Bred from willow 
bE WAS dh dotM ete one ramuscula n. sp., a144ga 
dd Antennae stout, the basal enlargement of the 5th seg- 
ment with a length % greater than its diameter; the 
3d and 4th palpal segments equal; harpes without 
long chitinous processes apically. Bred from a nod- 
ular gall at the base of willow twig............+++% 
nodula Walsh, a1412, C. 779 
cc 5th antennal segment with a length 34 that of the basal em 
largement 
d Antennae nearly as long as the body 
