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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 ).
The rice weevil (Sitophilus oryzae) is a stored product pest which attacks seeds of several crops, including wheat, rice, and maize. Description.
The maize weevil (Sitophilus zeamais), known in the United States as the greater rice weevil, [1] [2] is a species of beetle in the family Curculionidae.It can be found in numerous tropical areas around the world, and in the United States, and is a major pest of maize. [3]
The wheat weevil (Sitophilus granarius), also known as the grain weevil or granary weevil, is an insect that feeds on cereal grains, and is a common pest in many places.It can cause significant damage to harvested stored grains and may drastically decrease crop yields.
The grain or wheat weevil (Sitophilus granarius) damages stored grain, as does the maize weevil (Sitophilus zeamais), among others. The boll weevil ( Anthonomus grandis ) attacks cotton crops; it lays its eggs inside cotton bolls and the larvae eat their way out.
Species of Sitophilus, which include the grain weevils, are important cosmopolitan, stored products pests. Genera. Wikispecies includes the following genera:
Sitophilus granarius (Linnaeus, 1758) Sitophilus oryzae (Linnaeus, 1763) Sitophilus zeamais Motschulsky, 1855; Family Erirhinidae Schönherr, 1825. Grypus equiseti (Fabricius, 1775) Notaris acridulus (Linnaeus, 1758) Notaris aethiops (Fabricius, 1793) Notaris scirpi (Fabricius, 1793) Procas granulicollis Walton, 1848; Procas picipes (Marsham, 1802)
Diocalandra frumenti, commonly known as the palm weevil borer, the lesser coconut weevil, [3] or four-spotted coconut weevil, [4] is a species of weevil in the family Curculionidae.
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