The object of this work is to contribute to the knowledge of Brassolis astyra God. and B. sophorae (L.), very serious pests for coconut Palms of Bahia (Cocos nucifera L.), carnauba Palm (Copernicia cerifera Mart.) and other Palm-trees. Its synonymy, summary of bibliography and geographic distribution are given. The economic importance, the nature of injury caused by the insects, the known food-plants and the life-history and hapits are discussed summarilly. Measures of control which include cultural measures, artificial measures, biological measures including the conservation of the parasites and chimic measures also are dealt with. All the parasite insects from these species of Brassolis also are dealt with. The authors only gave the synonymy, the geographic distribution, summary of the bibliography and food-insects of the parasites which were not been. The parasite-insects obtained in laboratory by the author have also some bionomical and sistematic notes.