September, 1941 
finely punctured; legs and antennae pale 
yellowish brown. 
Hosr PLants.—Occurs on shield fern 
(Aspidium spinulosum) and cinnamon fern 
(Osmunda cinnamonea). 
Known DistriputTion.— A _ European 
species known also from Canada, Florida, 
Fig. 99.— Monalocoris filicts, °. 
Illinois, Minnesota, New England states, 
Wisconsin. 
Illinois Records. — ANTIocH: Aug. 1, 
i724 tamarack bog, I. H. Erison, 29°; 
Aug. 1, 1930, on Osmunda cinnamonea, 
Frison, Knight & Ross, 49 ¢, 509; July 
epee o32. IH. Frison, 29. GALENA 
JuNcTION: July 8, 1917,1¢9. Voto: July 
8, 1932, Ross, Dozier & Mohr, 1 9 ; Aug. 
24, 1935, DeLong & Ross, 1 3. 
Sixeonotus Reuter 
REY LO USPECIES 
1. Legs black; membrane uniformly 
fuscous to black. ...unicolor, p. 59 
Legs entirely pale with brownish 
eae OnsnindsicmMota cs... :...- 2 
2. Antennae and legs uniformly pale; 
membrane with basal half black... 
ee Seat Aaa aa insignis, p. 59 
Antennae black; hind femora and 
basal halves of tibiae fuscous; mem- 
eaempate, eveins black. ..8 6 a: 
.) See areolatus, p. 60 
Sixeonotus insignis Reuter 
Sixeonotus insignis Reuter (1876, p. 78). 
Apu_t.—Fig. 100. Length 3.10, width 
KNIGHT: PLANT Bucs, or MirIDAE, OF ILLINOIS 59 
1.50. Head width 0.73, vertex 0.43. Ros- 
trum reaching to middle of sternum. First 
antennal segment, length 0.25; second, 0.54. 
Pronotum, length 0.86, width at base 1.30. 
General color black; legs and antennae very 
light yellowish; membrane black, apical half 
pale, veins black. 
KNown DistrRIBUTION.—T[exas eastward 
to Florida, north to Virginia and west to 
Illinois. 
Illinois Records.—ALToN: July 19-21, 
1932, Ross & Dozier, 19. CHAMPAIGN: 
July 26501889" electric: lheht) CoA) Hart, 
Fig. 100.— Sixeonotus insignis, 2. 
leas eDGONGOLA= Aue. -22)91916,) at= hiecht: 
19. GaALESBURG: Stromberg, 1¢. Ha- 
VANA: Sept. 24, 1895, Matanzas Lake, C. 
A. Hart, 2¢, 19; July 2, 1934, DeLong 
& Ross, 19. Mertropo.tis: Aug. 20, 1916, 
Ate lichtte 2.0 ULASK (meV dy 2 t+ L910; 
cypress swamp, 19. Wotr Lake: July 
30, 1934, DeLong & Ross, 1¢. 
Sixeonotus unicolor Knight 
Sixeonotus unicolor Knight (19294, p. 247). 
This species may be distinguished by being 
uniformly black, including the membrane; 
the pubescence is prominent, erect and white. 
Mavre.—Length 3.20, width 1.48. Head 
width 0.75, vertex 0.47. Rostrum extending 
slightly beyond middle of sternum, black; 
length 0.65. Antennae, first segment, length 
