Body elongate, robust. Metafemora sinuate, concave ventrally in basal half, straightening medially and recurved apically, more or less concave dorsally in apical half. Males with apical third of metatibia dorsoventrally flattened, twice as wide as basal half.  Pronotum subquadrate, anterior angles produced, acute. Prosternum projected posteriorly of procoxae. Elytra punctate striate, striae more or less feebly impressed, males with caudal extension, females rather acute posteriorly.