Abstract
The species of the genus Thliptoceras Warren, 1890 from the Oriental region of China are reviewed, and a description of the genus is given. Five new species, T. bicuspidatum sp. nov., T. semicirculare sp. nov., T. bisulciforme sp. nov., T. filamentosum sp. nov. and T. impube sp. nov. are described. T. fulvimargo (Warren, 1895) is newly recorded for China. A key to the species of the Oriental region of China is provided, along with diagnoses for previously described species. Illustrations of external features and genitalia are presented.