Resumo

LIBONATTI, María L.; MICHAT, Mariano C.  e  TORRES, Patricia L. M.. Aquatic Coleoptera from two protected areas of the Humid Chaco eco-region (Chaco Province, Argentina). Rev. Soc. Entomol. Argent. [online]. 2013, vol.72, n.3-4, pp.155-168. ISSN 0373-5680.

A list of the species of aquatic Coleoptera inhabiting Chaco National Park and El Cachapé Wildlife Refuge, two protected areas located in the Humid Chaco eco-region, is presented for the first time. One hundred and twenty-two species included in 45 genera and 10 families were identified. Two species are new for Argentina: Ora atroapicalis Pic and Ora semibrunnea Pic (Scirtidae). Eleven genera (Dytiscidae: Anodocheilus Babington, Bidessonotus Régimbart, Hemibidessus Zimmermann; Noteridae: Mesonoterus Sharp, Notomicrus Sharp; Hydraenidae: Hydraena Kugelann, Gymnochthebius Orchymont; Hydrophilidae: Chasmogenus Sharp, Chaetarthria Stephens; Scirtidae: Ora Clark, Scirtes Illiger) and 41 species are first cited for Chaco Province. The high diversity of aquatic Coleoptera recorded highlights the importance of these protected areas.

Palavras-chave : Aquatic Coleoptera; Inventory; Chaco National Park; El Cachapé Refuge; Neotropical Region.

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