Crassicerus gen. nov.
Type species. Crassicerus furtivus sp. nov.
Diagnosis. Body elongated, sides subparallel, dorsal surface smooth, without punctate and setae. Eyes large, round, wider than interocular space; antenna 4-segmented, subequal to head, pronotum, and scutellum combined in length, first segment shortest and thickest, second longest, subequal to third and fourth segments combined, fourth segment shorter than third; rostrum thick and tapering, first segment very short. Pronotum about 3 times as wide as long, with narrow collar, scutellum nearly as long as pronotum at midline, length shorter than width; femora distinctly thicker than tibiae, hind legs longer than mid legs, mid tarsus 3-segmented, subequal in thickness, first tarsomere shortest, third longest; hemelytron with deep median fracture. Abdomen oval, third to sixth sterna subequal in width, seventh and eighth segments narrowing, with distinct connexivum.
Distribution. China.
Etymology. The generic name is a combination of the Latin crassus (thick) and cerus (antenna).