Diagnosis. Head weakly constricted behind eyes. Labrum free, plurisetose. Rostrum almost straight, flattened, distinctly shorter than pronotum; in lateral view continuous or discontinuous with forehead, with or without depression or sinus at base. Eyes convex, oval. Forehead distinctly wider than apex of rostrum. Mandible simple. Fourth article of maxillary palpi as long as scape. Antennae inserted subapically. Elytra quite elongate and flattened, with scutellar striole. Elytral striae distinct. Precoxal portion of prosternum elongated. Procoxal cavities contiguous. Mesocoxal cavities closed. Mesonotum with one coarsely ridged stridulatory file. Abdomen weakly convex. Ventrite 1 longer than ventrite 2. Procoxae hemispherical, not large. Tibiae almost straight, widened to apex, with two apical spurs. Metatibiae with or without mucro in male. Tarsi long and quite wide. Tarsomere 4 small. Claws free, strongly divergent, dentate.Zimmiellini Legalov, trib.n.