Sitophilus is a genus of weevils in the tribe Litosomini. Some species are familiar as pests of stored grain, nut, or seed. Notable pest species include the rice weevil (S. oryzae), wheat weevil (S. granarius), and maize weevil (S. zeamais).

Among the Stiophilus are species which destroy stored wheat, rice, sorghum, oats, barley, rye, buckwheat, peas, cottonseed, processed cereal products such as pasta, cassava, and fruits such as apples.

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