=n 
224 NEW YORK STATE MUSEUM 
Key to species 
a Abdomen dark brown 
b Abdomen rather thickly clothed dorsally with silvery white scales 
c Antennae and mesonotum dark brown; male with 16-17 antennal 
SESITIEM ESM eevee: iene ieee earn tone Oi Wie Cimeree ak, C, 7 
cc Antennae light brown; mesonotum thickly yellow scaled; antennae, 
WOM, BA Sexson s loreal won SOMO. sscocsooccvoosooedocce 
ARFSMENSG MAUNA S i, Go (C als68x 
bb Abdominal segments variably margined anteriorly and laterally with 
yellowish white scales; antennae, female, 22 segments; bred from 
tumideleatmornsrenditlscall ameter 7 wits (OL Soy C, aurilos, aia 
bbb Abdomen with the basal segment thickly clothed with silvery white 
or yellowish scales 
c 2d abdominal segment fuscous yellowish; antennae, female, 15 
segments; Ovipositor with hooks....basiflava n. sp., C. 719 
cc 2d and following abdominal segments yellow 
d 3d vein uniting with costa at the basai 3d 
e Female antennae with 18-19 segments; evapostees with 
hooks: bred fromyblistesscallson) Connwsesse eee eee 
conn Melt, 764 aris ares | 
dd 3d vein uniting with costa at the basal half 
e Female with 23 antennal segments; no hooks present; bred 
OWA IGCGIDSIIA 4 20000. 0 Trudi beckivare na Sp C..aloo7p 
ddd 3d vein uniting with costa at the distal 3d . 
e Female with 21 antennal segments; ovipositor with hooks; 
bred) irom! apical clavate twice callvonmCornnse serene 
(Cecidomyia) clavula Beutm. CC a327 
ccc 2d and following abdominal segments without conspicuous white 
markings 
d Ath and 5th abdominal segments darker than others; mesono- 
tum dark brown; male with I9 antennal segments; bred 
frome lipatiensil caval epessyeen eae raatcen rere re acres 
impatientifolia Felt, C. a1166 
dd Abdominal segments 2 to 6 unicolorous: or nearly so; mes- 
onotum reddish brown; male 18, female 20-23 segments. 
Bred from Vernonia flowers (? vernoniae Beutm.) 
vernoniflorae n. sp. C. 1058, 1050 
cccc 2d and following abdominal segments with submedian silvery spots 
d Subcosta uniting with costa at the basal 3d 
e Mesonotum reddish brown; female with 28 antennal 
Seenaaeress lovee) ineOyen Oeilke WWMES ooocacccco00cG00K0Gb0NC 
G@UECRCI DERG im, Sd, C. TOHs 
ee Mesonotum dark brown 
f Scutellum pale orange; female with 18 antennal seg- 
ITVETIES Ie eae Ee ee COMmIOMrimea leet, Cy wey, 
ff Scutellum purplish brown; female with 22 antennal 
GELINETUS coscoccoccc nhassatensis: nosp., C..432me 
dd Subcosta uniting with the anterior margin at the basal half 
