328 NEW YORK STATE MUSEUM 
BALDRATIA Kieff. 
This genus, as we understand it, may be easily separated from 
Lasioptera and its allies by the palpi having but one or two seg- 
ments. The American forms breed for the most part in the pecu- 
liar, apparently fungus-infected blister galls so common on Aster 
and Solidago. 
Key to species 
a Tarsi distinctly white or yellow banded 
b All tarsal segments with yellowish white bands basally, the 5th on 
the posterior legs yellowish; male and female with 16 antennal 
segments; palpi biarticulate; breeds in oval, black, blister gall 
On sent heat ay alasmyetelOslvart alimorsar mae ara eae ace ee 
CbASIOMEGIPa) CarboOmiicra Ral, C, arg. 
bb Posterior tarsi only narrowly annulate basally with whitish; female 
with 22 antennal segments; palpi probably biarticulate; breeds 
inl Bacon, Innsuar exlll Om SOMA O PESO SA ccocncncsocvece 
ELASTOMDECKA) RPTOSea Indl Cy aisi7a 
aa Tarsi unicolorous or nearly so 
b Adbomen conspicuously yellowish in part at least 
c Abdomen light fuscous yellowish; antennae with 13 segments; 
Evian whalerincmllAIRes lomeclairomn Gollkaeo.scocsccoccoovecnvsooanse 
SOCIAMS m SD, C, anges 1 
cc Abdomen with the basal segment fuscous yellowish; male with 
12 to 14 antennal segments; palpi uniarticulate; bred from 
1 ED ah Fod=s oO} U ROR a e Ue ee ant Gretna UNS Gun Clmy eR en te Tt Rain oo 6 Oe 
(Choristoneura) modesta Felt, C. a1427, a1666, a1666a 
bb Abdomen dark brown, scatteringly clothed dorsally with silvery white 
scales; male with 14 antennal segments; palpi uniarticulate; breeds 
ha AKON ASI Ore lorronwin Inliguer Allis Oil INSUEPsoscoccocusccpondv00s008 
(EMORISCOMEH re) Damicwlata elk, C. 737, airo7 
bbb Abdomen dark brown or black 
c Basal abdominal segment yellowish or silvery white 
d 2d to 6th abdominal segments margined posteriorly; female 
antennae with 26 segments; palpi uniarticulate; bred from 
Al Grae DEHOle Gallo ccocoooee DObLOIWMEONA th Sd, Co B77 
dd 3d to 6th abdominal segments margined posteriorly; female 
antennae with 18 segments; palpi uniarticulate.............. 
rlAVOSCWTA im Sd. CG rags 
cc Abdominal segments with whitish submedian spcts 
d Segments I to. 7 spotted 
e Male antennae with I4 segments; palpi uniarticulate; 
bred. from small pustulate ga!l on Aster stem.......... 
DUStCHUACS iw, Go, C, ALSZO 
ee Female antennae with 18 segments; palpi biarticulate; 
takenvon: Solidacos ars ao eee eee 
CCMmOrIStOMmedira)y AlMDoOmacmiatra Ire, C, 758 
ele Si 
