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Bruchidius villosus

species

“Broom Seed Beetle”

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On Wikipedia

Bruchidius villosus is a species of bean weevil known by the common names broom seed beetle and Scotch broom bruchid. This beetle is used as an agent of biological pest control against the noxious weed known as Scotch broom (Cytisus scoparius). This is a dark gray weevil about two millimeters long. The female lays about ten eggs on the seed pod of the plant. The larva hatches from the egg at the point it is attached to the pod and burrows into the pod, where it develops and feeds on the seeds. The larva is one to two millimeters long and gelatinous white. It pupates in the seed coat. When the seed pod ripens and splits open, adult weevils emerge. This beetle is native to Europe. It was introduced to the United States by accident but was found to drastically reduce seed production in Scotch…

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Range Maps show field notes recorded by Natural Atlas contributors and other datasets via GBIF.org

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Bruchidius villosus

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Bruchidius villosus