First record of the exotic pest Sitona discoideus Gyllenhal 1834 (Coleoptera: Curculionidae) in Argentina

DEL RÍO, M. Guadalupe; LANTERI, Analía A.; GITTINS LÓPEZ, Cecilia G.; RIVERO, Victoria I.; GONZÁLEZ, Diego A.; LÓPEZ ARMENGOL, M. Fernanda

doi:https://doi.org/10.25085/rsea.780205

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Revista de la Sociedad Entomológica Argentina

Print version ISSN 0373-5680On-line version ISSN 1851-7471

Abstract

DEL RIO, M. Guadalupe et al. First record of the exotic pest Sitona discoideus Gyllenhal 1834 (Coleoptera: Curculionidae) in Argentina. Rev. Soc. Entomol. Argent. [online]. 2019, vol.78, n.2, pp.1-4. ISSN 0373-5680. http://dx.doi.org/https://doi.org/10.25085/rsea.780205.

The alfalfa root weevil Sitona discoideus Gyllenhal 1834 (Curculionidae: Entiminae) is herein reported for the frst time for Argentina. This weevil is native to southern Europe and northern Africa and was accidentally introduced in Australia, New Zealand, the United States of America, and Chile. In Argentina, it was collected in the Upper valley of Río Negro, associated with alfalfa plants (Medicago sativa L.).

Keywords : Alfalfa. Alfalfa root weevil. Entiminae. Introduced pest. Medicago sativa L..

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