48 ILLInois NATURAL History SURVEY BULLETIN 
width 0.77, vertex 0.36. Antennae pale yel- 
lowish; first segment, 0.17; second, 0.69. 
Pronotum, length 0.58, width at base, 1.23. 
Color more reddish than in male, sometimes 
pronotum and scutellum more fuscous than 
red. Clothed with silvery white, scalelike 
pubescence intermixed with simple, yellow- 
ish to fuscous pubescence. 
Foop PLant.—Post oak (Quercus stel- 
lata). 
Known DistrinuTIon.—Described from 
Florida, and now known from IIlinois, Mis- 
sissippi, Texas. 
Illinois Records.—Doncoia: May 10- 
12, 1917, 1¢@,°1¢.-Dupois: May 21-24; 
1917,24¢,69. Mereposia: May 29, 1917, 
De 
Lepidopsallus nyssae Johnston 
Lepidopsallus nyssae Johnston (1930, p. 
99). 
This is allied to miniatus Knight, but is 
distinguished by its pale brownish color and 
the relative lengths of the first and second 
antennal segments. 
Mave.—Length 3.00, width 1.40. Head 
width 0.73, vertex 0.30. Rostrum just at- 
taining posterior margins of middle coxae. 
Antennae pale yellowish, last two segments 
dusky; first segment, length 0.21; second, 
0.82; third, 0.34; fourth, 0.23. Pronotum, 
length 0.61, width at base 1.21. General 
color pale brown to fuscous, never reddish 
as in miniatus; head, pronotum and scutel- 
lum dark fuscous to black; hemelytra pale 
brownish, sometimes darker; cuneus_ uni- 
formly translucent like the corium. Clothed 
with silvery, scalelike pubescence intermixed 
with pale yellowish to fuscous simple pubes- 
cence. Legs dark brown; tibiae pale with 
black spines arising from brown spots. 
FEMALE.—Length 3.00, width 1.60. Head 
width 0.79, vertex 0.37. Antennae uniform- 
ly pale yellowish; first segment, length 0.14; 
second, 0.67. Pronotum, length 0.67, width 
at base 1.26. Color much paler than in male, 
dorsum uniformly pale brownish except an-. 
terior half of pronotum and head, which 
are fuscous to blackish. Legs uniformly 
pale. 
~-Foop  PLant.—Black gum (Nyssa sylva- 
tica). 
Known DistrinuTion.—Described from 
Texas. Now known in Illinois also. 
linois Record.—E LIzaBETHTOWN: 
Mayi27-31, 91932 Hel Dozier le 
Voll 22 Arta 
Reuteroscopus Kirkaldy 
KEY TO;ssPECEES 
Membrane uniformly fuscous except for 
clear spot at apex of cuneus and smaller 
spot just beyond; scutellum and clavus 
black, fig. 90........... ,Ormatus;ape +o 
Membrane with many small, fuscous 
marks; scutellum and clavus yellowish, 
dotted with fuscous...sulphureus, p. 49 
Reuteroscopus ornatus (Reuter) 
Episcopus ornatus Reuter (1876, p. 90). 
ApuLTs.—Fig. 90. Length 3.40, width 
1.30; general color yellowish green, prono- 
tum with darker green; scutellum, clavus, 
a, 
Re 
mehr 
A 
| 
Fi 
= 
' 
Fig. 90.— Reuteroscopus ornatus, @. 
membrane, and bar across apex of corium, 
fuscous, dark color forming a well-marked 
Greek cross. 
Foop PLants.—Ragweed (Ambrosia sp.). 
A few Illinois specimens were taken also on 
red cedar (Juniperus virginiana), basswood 
(Tilia sp.) and lamb’s quarter (Chenopo- 
dium album) ; the first two are undoubtedly 
“sitting” records. 
Known DistrinuTion. — Common _ in 
