202 
I 
10. 
1 
12? 
ILtLtino1s NATURAL History SURVEY BULLETIN 
Hemelytra with only indistinct, white 
spots, nearly uniformly deep orange 
red: callie palempemetem puella, p. 207 
Pronotal disk with base and lateral 
margins dark fusco-reddish; scutel- 
lum yellow, a red mark at either 
side on apical half but without 
vittaccat middie ol base ame) a.m 
ERAS Se ee ens ae infuscatus, p. 204 
Pronotal disk chiefly pale, not dis- 
tinctly darkened laterally or at base; 
base of scutellum with an orange- 
colored vitta on either side of median 
line, these frequently extending to 
join with orange mark at either side 
onvapical halts olseni, p. 205 
Second antennal segment almost 
colorless, with a slender, black line 
on anterior aspect; embolium and 
outer half of corium green; clavus 
greenish to fuscous, with a rather 
large, irregular, reddish blotch on 
middle and a smaller one on basal 
halle ee ac ares tibialis, p. 205 
Second antennal segment without a 
slender, black line on anterior as- 
pect; embolium and outer half of 
corium marked with reddish...... J) 
Hemelytra with a yellow, triangular 
area just before cuneus; clavus, 
basal area of corium and embolium, 
and cuneus, bright red but with 
many small, paler markings...... 
i cuth ene me  senae venustus, p. 206 
Hemelytra and apical area of corium 
marked with reddish; or, 1f not, then 
basal half of cortum not bright red. 10 
First antennal segment reddish, with 
three or four large, smooth white 
spots and three or four small spots 
oie Hee Soa re ae rubellus, p. 202 
First antennal segment not distinctly 
marked with red and white spots. . 11 
Apical area of corium, or area behind 
tip of clavus, without netlike 
marks; dorsum pale greenish yel- 
low; markings of hemelytra dusky 
L <n eRe ane ne, RS caryae, p. 207 
Apical area of corium with netlike 
markings of orange or red........ 12 
Length of first antennal segment 
greater than width of head and ver- 
tex combined aaee.ee puella, p. 207 
Length of first antennal segment less 
than width of head and vertex com- 
Din cere, eee ts depictus, p. 208 
Vol. 22, Agta 
Phytocoris rubellus Knight 
Phytocoris rubellus Knight (1926g, p. 166). 
Mae.—Length 4.80, width 1.54. Head 
width 0.86, vertex 0.25. Rostrum, length 
1.94, extending to base of fourth abdominal 
sternite. Antennae, first segment, length 
0.81, reddish, with three or four large, 
smooth white spots and about the same 
number of small ones, set with six or eight 
pallid bristles, some of which in length ex- 
ceed thickness of segment; second, 2.10, 
yellowish, sometimes tinged with red, apex 
dusky; third, 1.06, yellowish, apex dusky; 
fourth, 1.00, fuscous. Pronotum, length 0.71, 
width at base 1.28; reddish to fuscous; me- 
dian line and line extending upon vertex, 
and frequently a line on either side of pro- 
notal disk, pallid. Scutellum reddish, basal 
angles and apex yellowish. Hemelytra red- 
dish to fuscous; embolium with several ob- 
solete pallid marks. Cuneus reddish, and 
scarcely darker at apex. Membrane pale 
fuscous, marbled with paler color; veins 
fuscous although pale to reddish at apices 
of areoles. Legs pale yellowish to reddish 
and marked with paler spots, exhibiting 
more red than in puella Reuter. Clothed 
with pallid to fuscous, simple pubescence 
intermixed with white, silky pubescence, the 
latter tending to form spots on hemelytra. 
FEMALE.—Length 4.80, width 1.63. Head 
width 0.86, vertex 0.37. Antennae, first 
segment, length 0.86; second, 2.06; third, 
1.08; fourth, 0.95. Pronotum, length 0.77, 
width at base 1.37. Coloration usually a 
deeper red than in male; hemelytra pallid 
to red. 
Host PLant.— Sandbar willow (Salix 
longifolia). 
Known DistripuTion. — Illinois, Indi- 
ana, Iowa, Kansas, Missouri, South 
Dakota. 
Illinois Records Twenty-six males and 
30 females, taken June 1 to Aug. 24, are 
from Alton, Grafton, Grand Tower, Ha- 
vana, Kankakee, Meredosia, Putnam, Quin- 
cy, Savanna, Starved Rock State Park, Wau- 
kegan. 
Phytocoris quercicola Knight 
Phytocoris quercicola Knight (1920, p. 60). 
Mate.—Length 4.70, width 1.70. Head 
width 0.91, vertex 0.30. Basal half of lora, 
spot on either side of tylus, transverse mark 
across front, and four marks on vertex, 
