September, 1941 
data as for holotype, 1¢, 39; June 14, 
1934, DeLong & Ross, 3 ¢. 
Phytocoris husseyi Knight 
Phytocoris husseyi Knight (1923d, p. 639). 
Not taken in Illinois; known only from 
Minnesota and Ohio. 
Phytocoris erectus Van Duzee 
Phytocoris erectus Van Duzee (1920, p. 345). 
Mavre.—Length 5.40, width 2.00. Head 
width 0.94, vertex 0.36. Rostrum, length 
2.51, extending to fifth abdominal sternite. 
Antennae, first segment, length 1.16, black, 
basal two-thirds with white, smooth spots 
so large that black ground color is reduced 
to a network; second, 2.50, black, dorsal as- 
pect partly yellowish brown, white annulus 
at base; third, 1.28, black, pallid at base 
and extreme tip; fourth, 1.20, black. Pro- 
notum, length 0.87, width at base 1.56. Dor- 
sum clothed with simple, fuscous pubes- 
cence intermixed with a moderate amount 
of silvery, silky pubescence. General color 
nearly white to yellowish, shaded with fus- 
cous. Basal submargin of pronotal disk with 
the usual four black points; scutellum with 
oblique black marks on apical half; apical 
area of corium with heavy, very dark brown 
subtriangular mark, and a contrasting pal- 
lid spot just behind which joins with pallid 
basal half of cuneus; paracuneus reddish; 
membrane fuscous, with a paler spot near 
tip of cuneus and a smaller one just beyond 
on margin; cubitus white about tip of larger 
areole. Hind femora very dark brown, with 
numerous small and some large white spots 
and a rather distinct pallid annulus slightly 
beyond middle of apical half; tibiae banded 
with pallid and black, middle pair with pale 
band on apex. Genital claspers and flagel- 
lum distinctive for species, fig. 176. 
FEMALE.—Length 5.30, width 2.10. More 
robust than male, but very similar in color 
and pubescence. 
Hapits.—Predacious; Illinois specimens 
collected on willow (Salix sp.), cypress 
(Taxodium distichum) and hornbeam (Car- 
pinus caroliniana). 
Known Distripution.—Alabama, Dis- 
trict of Columbia, Illinois, lowa, Louisiana, 
Maine, Maryland, Michigan, Minnesota, 
Mississippi, Missouri, New Hampshire, 
New York, Ohio, Ontario, Utah. 
Illinois Records—Twenty-seven males 
KNIGHT: PLANT Bucs, or MiripaAg, or ILLINOIS 
139 
and 7 females, taken June 13 to Sept. 6, 
are from Algonquin, Antioch, Browns, Chi- 
cago, Duquoin, Eichorn, Galesburg, Harris- 
burg, Havana, Homer Park, Kankakee, 
Karnak, Mahomet, Maywood, Metropolis, 
Monticello, Pekin, Pulaski, Urbana, Vienna, 
White Heath. 
Phytocoris penipecten Knight 
Phytocoris penipecten Knight (1920, p. 58). 
Not taken in Illinois; known only from 
Alabama, Connecticut, Louisiana, Massa- 
chusetts. 
Phytocoris obtectus Knight 
Phytocoris obtectus Knight (1920, p. 58). 
Not taken in Illinois; known only from 
New York and Ohio. 
Group III 
The species of this group are apparently 
all phytophagous. 
KEYS VOs>EE CIES 
1. Clavus and corium rather uniformly 
COLOLEC armen s aMhet any Maven era ie ae Ds 
Clavus and corium not uniformly col- 
ored; marked with fuscous, or red- 
dish brown to fuscous, with paler 
i) 
Hemelytra reddish; embolium and cun- 
eus translucent and yellowish...... 
Ha Oe 5 ck mundus, p. 201 
Hemelytra yellowish to fulvous, or 
translucent and brownish.......... 3 
3. Hemelytra yellowish to fulvous; femora 
dusky yellow with numerous small, 
Daler Otsy mcr saa fulvus, p. 201 
Hemelytra dusky brown, translucent; 
femora reddish brown, with con- 
Spicuoussw lite Spo tses ieee ye 
Ne ee aie Ore Gere uniformis, p. 201 
4. Hemelytra pale to yellowish; cor1um 
with an oblique, fuscous mark on 
basal half and a second one on inner 
apical angle; cuneus pale, apex and 
two spots on inner margin black... . 
Ree rn a eae junipericola, p. 201 
Hemelytra marked otherwise......... 5 
5. Pronotal disk with black spots on basal 
margin; apical area of corlum with 
SfrONGEIUSCOUS In alkSurmmn, sem ine 
ce, ga ee ee Poe exemplus, pv. 201 
