110 THE CANADIAN ENTOMOLOGIST. 



NEW NORTH AMERICAN HOMOPTERA. 



BY E. P. VAN DUZEE, BUFFALO, N. Y. 



Idiocerus crat^gi, n. sp. 



Soiled white. Antennal depression, a dot on each ocellus, a pair of 

 large round spots on the vertex, an angular spot behind each eye, the 

 basal angles of the scutellum, the tergum and disc of the pleural pieces, 

 black ; the elytra whitish hyaline generally with fuscous nervures. Length 

 about 6 m.m. 



Front slightly convex, the sides gradually converging to the rounded 

 apex. Clypeus narrow, at the apex abruptly but not widely expanded ; 

 lorae rather narrow ; outer margins of the cheeks feebly concave. Prono- 

 tum short, hind edge obscurely concave, the posterior angles rounded. 



Colour soiled whitish ; tinged more or less with yellowish green on the 

 margins of the vertex and face, sides of the pronotum, scutellum, basal 

 and costal nervures of the elytra, and on the connexivum. A curved 

 longitudinal cloud on each side of the front, and two subtriangular oblique 

 spots between the ocelli, brown ; these marks may be obsolete, or they 

 may be deepened to piceous black in places. A narrow triangular spot 

 below the antennas, a dot on each ocellus, and a large round spot above 

 the latter on the vertex, deep black. Eyes brown. Antennae white, setae 

 brown. Pronotum with an oblong black spot on the anterior margin 

 behind the inner angle of each eye, disc sometimes with an indistinct 

 brownish cloud. Scutellum with a large triangular spot within each basal 

 angle, and two dots before the transverse depression, black ; the middle 

 of the anterior field sometimes clouded with brown. Elytra whitish 

 hyaline, ordinarily with heavy brown nervures ; the shoulder, commissure 

 and claval suture yellow, costal nervure at base brown. Wings slightly 

 smoky, iridescent ; nervures brown. Pleural pieces black, edged with 

 pale yellow. Legs soiled white, tarsi black. Tergum black ; connexivum 

 yellow ; venter yellowish, sometimes clouded with brown, laterally ; 

 pygofers in both sexes black, edged with pale. 



Genital pieces, male : Last ventral segment large, subtriangular, con- 

 vex, longer than the two preceding, and covering the pygofers for about 



