. A manual of dangerous insects likely to be introduced in the United States through importations. Spermophagus pectoralis Sharp. (Mexican bean weevil. Mylabrida?; Coleoptera.)Host: Beans. Injury: To dried beans, which it destroys for successive generations like the commonbean Fig. 21.—Bean weevil (Xeaw/7io«ce/i(ie«o6?fo?Ms): a, Adult; 6, larva; c,pupa. (Chittenden.) Description: A small black rounded Ijeetle with white marks on the eh-tra or wing-covers. Distribution: Mexico, Guatemala, Nicaragua, Panama, Brazil, , F. H.: U. S., Dept. Agric, Yearbook 1898, pp. 233-260

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. A manual of dangerous insects likely to be introduced in the United States through importations. Spermophagus pectoralis Sharp. (Mexican bean weevil. Mylabrida?; Coleoptera.)Host: Beans. Injury: To dried beans, which it destroys for successive generations like the commonbean Fig. 21.—Bean weevil (Xeaw/7io«ce/i(ie«o6?fo?Ms): a, Adult; 6, larva; c,pupa. (Chittenden.) Description: A small black rounded Ijeetle with white marks on the eh-tra or wing-covers. Distribution: Mexico, Guatemala, Nicaragua, Panama, Brazil, , F. H.: U. S., Dept. Agric, Yearbook 1898, pp. 233-260. BEAN INSECTS. 37

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