511 research outputs found

    Tenuipalpus oliveirai, uma nova espécie (Acari, Prostigmata, Tenuipalpidae) do Brasil

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    Tenuipalpus oliveirai, uma nova espécie de ácaro plano é descrita e ilustrada.Tenuipalpus oliveirai, a new species of tenuipalpid mite from Brazil is described and illustrated

    The cassava mite complex: III - new distribution records, mainly from Colombia and Africa. References to other plants

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    Uma lista de novas referências e ocorrências para ácaros tetraniquídeos da mandioca é apresentada

    On the morphological "variation" on the aedaegus of Schizotetranychus oryzae (acari, prostigmata, tetranychidae)

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    Sobre a "variação" morfológica do edéago de Schizotetranychus oryzae (Acari, Prostigmata, Tetranychidae). Apresenta-se uma nota sobre a ocorrência do ácaro do arroz, Schizotetranychus oryzac Rossi de Simons, No Brasil, com observações sobre a "variação" morfológica do edéago do macho desta espécie de ácaro

    Sobre beija-flores, formigas e flores

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    It has been found that flowers of Abutilon striatum Dickson (Malvaceae) are robbed by hummingbirds and Trigona bees and, thus opened up, invaded by ants of the genus Pheidole.Relata-se a relação entre beija-flores, formigas e flores de uma malvácea, Abutilon striatum, tendo-se achado que beija-flores e meliponídeos colhem o seu néctar e, uma vez tendo o seu cálice perfurado pelos últimos, são invadidas por formigas

    A new species of Abacarus Keifer (Acari: Eriophyidae) from Brazil

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    Zoysiagrass is an important ornamental and turfgrass cultivated in different countries. Recently, damage to this plant, characterized by a type of witch’s broom and stunting were observed in southern Brazil, suggesting possible attack by mites. A detailed examination of these plants showed the presence of a new mite species, Abacarus zoysiae Flechtmann & Tassi sp. nov., as responsible for the damage. The objective of this publication is to describe that new species, based on adult females and males

    Oldest record of \u3ci\u3eCyrtogenius luteus\u3c/i\u3e (Blandford) (Coleoptera: Curculionidae: Scolytinae) from South America with notes on its distribution in Brazil

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    Cyrtogenius luteus (Blandford) (Coleoptera: Curculionidae: Scolytinae), an exotic species of Asian origin, is reported from Brazil for the first time. The oldest records from Brazil predate previous records from South America (Uruguay) by three years. Cyrtogenius luteus (Blandford) (Coleoptera: Curculionidae: Scolytinae), uma espécie exótica de origem asiática, é relatada para o Brasil pela primeira vez. Os registros mais antigos do Brasil antecedem aqueles relatados para a América do Sul (Uruguai) em três anos

    South American Spider Mites: New Hosts and Localities

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    In order to contribute to taxonomic information on Tetranychid mites (Acari: Tetranychidae) in South America, surveys were conducted in Brazil (15 States and the Federal District) and Uruguay (one Department); 550 samples of 120 plant species were collected. Tetranychid mite infestations were confirmed in 204 samples, and 22 species belonging to seven genera of the Bryobiinae and Tetranychinae subfamilies were identified on 58 different host plants. Thirty-six new plant hosts were found in Brazil, South America, and worldwide for the following species: Eutetranychus banksi (McGregor); Mononychellus tanajoa (Bondar); Oligonychus anonae Paschoal; O. mangiferus (Rahman and Sapra); Tetranychus bastosi Tuttle, Baker and Sales; T. desertorum Banks, 1900, T. evansi Baker and Pritchard; T. ludeni Zacher; T. mexicanus (McGregor); T. neocaledonicus André; and T. urticae Koch. Four new localities in Brazil were reported for Eotetranychus tremae De Leon; O. anonae; Panonychus ulmi (Koch); and T. gloveri Baker and Pritchard

    Mite (Arthropoda, Acari) associates of palms (Arecaceae) in Brazil: I. Present status and new records.

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    This paper presents 72 new records and 10 records from literature on the distribuition of nine species of phytophagous mites and nine species of predatory mites from 13 species of palms in 13 Brazilian States

    Alguns gêneros de (Acari, Prostigmata)do estado de São Paulo

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    Rhaphignathoid genera Cryptognathus, Noephyllobius, Eupalopsellus, Raphignathus, Ledermuelleria, Microstigmaeus, Zetzellia and Agistemus, and the species Agistemus longisetus Gonzalez, 1963, are recorded from the State of São Paulo, Brasil
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