%0 Journal Article %T Revisi¨®n sistem¨¢tica del g¨¦nero Halictillus (Hymenoptera: Halictidae: Augochlorini) en la Argentina %A Gonz¨¢lez-Vaquero %A Roc¨ªo A. %J Revista de la Sociedad Entomol£¿3gica Argentina %D 2010 %I Sociedad Entomol¨®gica Argentina %X among the basal genera of the tribe augochlorini is the bee genus halictillus moure, which comprises only two described species and has no systematic revision at the moment. four new species of halictillus from argentina and chile are described in this contribution: h. amplilobus sp. nov. (from buenos aires, c¨®rdoba and r¨ªo negro provinces), h. peninsularis sp. nov. (from pen¨ªnsula vald¨¦s, chubut province), h. badiclypeus sp. nov. (from mendoza, la rioja and catamarca provinces) and h. reticulatus sp. nov. (from western chubut, neuqu¨¦n and r¨ªo negro provinces in argentina, and the regions of la araucan¨ªa and los lagos in chile). a key to the six species of the genus, as well as detailed descriptions, scanning electron microscope images and a map with distributional data of the new species are provided. %K halictidae %K augochlorini %K argentina %K chile %K taxonomy. %U http://www.scielo.org.ar/scielo.php?script=sci_abstract&pid=S0373-56802010000100007&lng=en&nrm=iso&tlng=en