Print This Page Cotton Boll Weevil Common Names: Cotton Boll Weevil, Boll Weevil Scientific Name: Order Coleoptera, family Curculionidae, Anthonomus grandis Size: Adult--1/4", larva--1/2" Identification: Gray-brown to black, hard-shelled weevils with long, slender beaks. Feeding only on the cotton plant, it begins in early spring to puncture the buds and bolls and lay its eggs in them. Curculionidae is one of the largest coleopteran families (about 40,000 species). Weevil, (family Curculionidae), true weevil of the insect order Coleoptera (beetles and weevils). Figure 1. In international trade, boll weevils may be carried with cotton seeds or bolls, with raw cotton and various cotton products (EPPO, 1992). Most weevils have long, distinctly elbowed antennae that may fold into special grooves on the snout. Oribius inimicus and Oribius destructor are the two most common and damaging grey weevils of crops in the highlands of … Note that there are more than 50 species, of which seven are crop pests. In Missouri, the eradication started in 2001 and lasted seven years. Common Name. But the boll weevil’s story was different in Enterprise. Boll Weevil, common name for a destructive beetle that infests cotton plants. By 1909, the weevil had reached nearby Mobile County, Alabama. Oribius species. Fragaria ananassa Duchesne; Preferred Common Name. Grey weevils, oribius weevils. Many have no wings, The weed can even damage cotton pickers, the huge machines that pluck natural fiber from the cotton bolls. Adults and nymphs of the cotton stainer, Dysdercus suturellus (Herrich-Schaeffer). The adult insect has a long snout, is grayish in color, and is usually less than 6 mm (less than 0.24 in) long. Adults: Adult Sri Lankan weevils vary in length from approximately 6.0 to 8.5 mm; the female weevil is slightly larger than the male by 1.0 to 2.0 mm. Scientific Name. Fortunately, it was eradicated in the United States by a U.S. Department of Agriculture (USDA) program in cooperation with state agencies and cotton farmers. Currently, the cotton stainer is a minor pest of cotton, and then only in the southern part of the state. The cotton boll weevil, Anthonomus grandis grandis, was the most important pest of cotton in much of America’s Cotton Belt. Morrill (1910) stated the cotton stainer was the most destructive cotton pest in Florida. The most characteristic feature is the two spurs on the upper part of the front legs. Weevils are beetles belonging to the superfamily Curculionoidea, known for their elongated snouts.They are usually small, less than 6 mm (1 ⁄ 4 in) in length, and herbivorous.About 97,000 species of weevils are known. Preferred Scientific Name. Like elsewhere, cotton was the main cash crop, and with the weevils … It is native to tropical and subtropical regions of the Old and New Worlds.There are about 50 Gossypium species, making it the largest genus in the tribe Gossypieae, and new species continue to be discovered. Grey Weevil: 1 of 1. Gossypium (/ ɡ ɒ ˈ s ɪ p i ə m /) is a genus of flowering plants in the tribe Gossypieae of the mallow family, Malvaceae, from which cotton is harvested. Scientific Name Dereodus albofasciatus Arabic Name N/A Tagged As Insect, Coleoptera, Terrestrial beetle, Weevil Endangered Status Hosts/Species Affected Top of page The principal host of A. grandis grandis is upland cotton, including Gossypium barbadense and and wild species of Gossypium. Bolls and lay its eggs in them about 40,000 species ) Mobile,. The eradication started in 2001 and lasted seven years buds and bolls lay. Nymphs of the cotton stainer is a minor pest of cotton, and then in! 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