Three new species of the genus Ommatius Wiedemann from Hainan,China (Diptera: Asilidae)

The genus Ommatius is firstly reported from Hainan Island. Three species, O. corolla sp. nov., O. huoae sp. nov., O. jianfenglingensis sp. nov., are described as new to science. A key to the species, illustrations of the adults and male genitalia are provided.