NEW YORK STATE MUSEUM 
bo 
15 
bb Fifth antennal segment having the stems with a length one and one 
fourth and two times their diameters. eared from Phenacoccus. 
antennata Felt, C. a232% 
bbb Fifth antennal segment having the stems very short, the basal po 
tion with a length only about one-half its diameter......... 
c Distal swelling of fifth antennal segment with a length two ang 
one-fourth times its diameter, the distal portion of the sten 
with a length equal its diameter, the fourth palpal segmen 
one-fourth longer than the third, somewhat dilated........ 4 
calif ornicaelt; Cyiam 
cc Distal enlargement of the fifth antennal segment with a lengtl 
only one-half greater than its diameter, the distal portion @ 
the stem with a length one-half greater than its diameter, fourt 
palpal segment one-half longer than the third............... 
helena Felt, C. a221¢ 









Females 
a Length 1 mm. Abdomen dull yellowish, the fifth antennal segment wit 
a stem one-fourth the length of the subcylindric basal enlargement, 
which latter has a length twice its diameter...annulata Felt, C. 514 
aa Length 1.25 mm. Abdomen fuscous yellowish, fifth antennal segment 
with a stem three-fourths the length of the basal enlargement, whick 
latter has a length two and one-half times its diameter............... i 
Tome ico minshmlas pe) CaS em 
aaa Length 1.5 mm. Abdomen dark carmine, fifth antennal segment with @ 
stem one-half the length of the basal enlargement, which latter has a 
length twice its diameter. . UF ie ee _ bore a lis Relty @argm 
aaaa Length about 2 mm, fifth antennal Reement ai a stem one-fourth the 
length of the cylindric basal enlargement 
b Abdomen reddish brown, the basal enlargement of the fifth antennal 
segment with a length three times its diameter; terminal antenna 
segment with a long, slender process apically..................% 
rubida n.sp., C. 569 
bb Abdomen reddish salmon, the basal enlargement of the fifth antennal 
segment with a length three times its diameter; terminal antenna 
segment with a short, stout process apically. Reared from a bud 
Salmon enTcSmS ICO) PiUNOlatetms eee gillettei Felt, C. a2205 
bbb Abdomen dark brown, the basal enlargement of the fifth antenna 
segment with a length one-half greater than its diameter. Pre 
sumably reared from a scale insect...coccidarum Felt, C. 974 
aaaaa Length about 2 mm, fifth antennal segment with a stem three-fourths 
the length of the cylindric basal enlarzement 
b Abdomen fuscous yellowish, the basal enlargement of the fifth antenna 
segment with a length three times its diameter. Presumably pre 
GACCOUS Hee rstcin eit ncn crete Woon meline ing INals, (Cy anna 
Dicrodiplosis populi Felt 
1908 Felt, E. P. N.Y. State Mus. Bul. 124, p. 394 
A single male was reared, presumably from a subglobular, reddish 
brown leaf gall on poplar, Populus tremuloides, take 
