September, 1941 
i, 
14. 
ie 
Le 
18. 
19, 
. Femora, 
KNIGHT: 
Cuneus pale only on base; pubescence 
Winisemleny this. 0 etna ace. seaee 2% 
St eee politus var. politus, p. 29 
Cuneus pale at apex and along outer 
margin; pubescence yellowish to 
POEM ee a ooo ise cuneatus, p. 34 
Rostrum and legs chiefly yellowish, 
femora with black spots, or with 
Didecscpotceand lines. 4.663... 14 
Rostrum and legs black or obscured 
withevery datk brown... .......-. 16 
Hind femora with black line above 
and one on ventral margin of apical 
half, also four or five black spots on 
CLE STATSY CRY oleh oe ie ake eg ea ae 
..annulatus var. annulatus, p. 34 
Hind femora without black lines above 
and.below.....: 4.2. ee ae 
Length 3.80-4. 00; ee orange yellow, 
hind femora mith four or es black 
spots on antero-dorsal line, a second, 
less conspicuous row of dots just 
beneath, and a single spot just below 
atiiddle ofapicalhalizns a. ...2 
eres siete cS negundinis, p. 33 
Length 3.00; legs yellowish, femora 
with smal], rather inconspicuous, 
fuscous dots arranged in series on 
miitenigtetaccee 2. repetitus, p. 40 
tibiae and antennae very 
dark brown; third antennal segment 
dusky to fuscous, scarcely paler 
than second segment; hemelytra 
very dark brown, somewhat trans- 
lucent, pubescence yellowish to 
piicke plengthe4 00. os po nan 2 
kL eee laricicola, p. 39 
Femora black except at extreme tips; 
- tibiae pale, with prominent black 
Length of second antennal segment 
less than width of head Ras width 
of vertex. n Ee lics 
Length of sigan’ syaneiavviall: surat 
greater than width of head plus 
PC Otevertex aut... dea... cio Ak, 19 
Deep black, strongly shining, with 
white pubescence; length 3.00..... 
©, Pek ee nigronitens, p. 30 
Very dark brown, moderately shining, 
with golden yellow pubescence; 
length 3.50........cornicola, p. 38 
Rostrum extending to hind coxae; 
very dark brown, sometimes slightly 
translucent at cuneal fracture..... 
21. 
Sy 
Qh 
Zo 
PLANT Bucs, or Miripagz, oF ILLINOIS 21 
latus var. nigrofemoratus, p. 34 
Rostrum extending only to middle of 
intermediate coxae; black, cuneus 
uniformly black like corium....... 
Ss So ee ee nigritus, p. 34 
20. Rostrum short, not attaining posterior 
margin of sternum or base of middle 
coxae; frons with quadrate black 
Spomontetthercidcm.. ere eran tee. 
EIR OR Se ee, gleditsiae, p. 37 
Rostrum extending to or beyond mid- 
CIGECOXAGH ewer atea re Rey ic Asa are ee ot 
Length of second antennal segment 
equal to or less than width of pro- 
Heiaivaniehe Op CG oy a weed eee ee, 
Length of second antennal segment 
greater than width of pronotum at 
basco ee ee lO 
Rene not Pctrendine beyond mrctile 
COXA Gener va ears brevirostris, p. 33 
Rostrum ata beyond middle 
coxae. Nel ay: Re ae SO: 
arises very ee roo ato 
definite spots... 5 cornicolal jeebhe) 
Femora with fuscous spots on anterior 
face, or uniformly pale with spots 
indistinctof absent...) 17 eae ae 24 
. Hind femora with two rows of fuscous 
spots on anterior face; body dull 
yellowish brown, with lower half of 
head and under surface of body 
black oun ee LULVICUS. D257, 
Hind femora with fuscous spots either 
grouped on distal half, or absent, a 
dark line forming above; body pale 
to greenish yellow, ventral surface 
HOtULCAL Kel zee ees ee ee ee Zo 
Pronotum and hemelytra uniformly 
light yellowish brown or greenish. . 
..blatchleyi var. blatchleyi, p. 35 
Basal half of pronotal disk, apical 
half of corium, and disk of clavus 
darkened with dark yellowish brown 
OF DLAC Ka teenie ek mace en 
26. First antennal segment mostly pale; 
narrow area at base and two setiger- 
ous spots on apical half black...... 
a fare ere ts albifacies, p. 35 
First antennal segment entirely black . 27 
Rostrum not extending beyond middle 
OOK Cire sae net ie need ve Coe a 28 
Rostrum extending beyond middle 
COXA Cae einem een We Aes Maa 8 29 
Body and wings uniformly straw 
