H. M. PARSHLEY 
20 
')!). Lcnfith of second antennal scfinient about cfiual to two-thirds width of 
head t)etween eyes; third segment cidarged toward apex; sides of 
seutelhun fect)ly elevated; leiifrth of female lesfe than 7 nun. 
58. niger Stal 
Length of second segment more than three-fourths width of head be- 
tween eyes; third cylindrical; sides of seutelhun moderately but dis- 
tinctly elevated; length of female more than 7 mm. 
59. nigrinus sp. nov. 
Subgenus Aradus Fabricius, StSl 
1875. Arailufi {Arddns) Stal, Enuni. Hem., 3, p. 135. 
Rostriiiii extciuliiig Iteyond base of head; pronoltini of varied 
form, the lateral margins more or less explanate. This svibgeims 
eontains a great majority of the species of Aradus, among which 
arc several that in certain respects form connecting links with 
Quilnus. The groip) Piestosoinu Laporte is not represented among 
onr sjtecies, in my oiunion (see, p. 17), and therefore we are not 
concerned here with the (luestion whether it is a good snbgenus, 
as listed by Van Duzec,® or a minor grou]) under the subgenus 
Aradus, as IlcrgrotlT ami Kiritshenko* have it. 
1. Aradus (Aradus) aequalis Say (Plate I, fig. 1.) 
1832. Aradu.'i <icqii(di.'i Say, Ilet. Hem., p. 29; C'om])!. Writ, ii, j). 3.52. 
1903. Aradus durui Osborn, Ohio Nat., iv, p. 3',). 
Distributiond^QvKhEc: Montreal Island, V, 8, 1901. Oxt.\kio; Prince 
Edward County (Brimley). M.mne. Vekmoxt ( P. S. Sprague). New 
York: Ithaca, IV, 25, 1913 (C. P. Alexander); McLean, V, 31, 1913. Penx- 
SYLV.\XE\: Inglenook, V, 12, 1911 (H. H. Kirk); ilmerding (iM. Mirtner). 
I)i.sTRicT OF Columbia: Washington, IV, 2, 1905 (O. Hei<lemann). Mary- 
LAXi). Virgixia; Dead Run, IV, 21, 1910 (R. C. Shannon); near Plummer’s 
Island, VI, 4, H)l() (R. C. Shannon). Ohio: Cedar Point; Cincinnati, IV, 
30 (C. Dury); Cleveland (Hoff); Lancaster, V, 13, 1905 (T. P. V hite). 
Illixois. [Oklahoma. Texas.] 
Dcscriptiuu. — Rrown; broad lateral margins and posterior region of pro- 
notum, margins of seutelhun at middle, basai expansions of eorium and neigh- 
boring veins, posterior margins of connexival segments, and inner margins of 
° Catal. Hemip., p. 135, 1917. 
KJanad. Ent., xxxvm, p. 198, 1900. 
« Faune Russic, Ins., Hemip., vi, livr. 1, p. .58, 1913. 
® The records are taken almost entirely from specimens which 1 have 
studied. In the few cases where I have borrowed juiblished data, the tact 
is indicated by sfpiare brackets. 
TRAXS. am. ext. SOC., XLVII. 
