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Revisión de las abejas colectoras de aceites del género Chalepogenus Holmberg (Hymenoptera, Apidae, Tapinotaspidini)
Revision of the oil-collecting bees of the genus Chalepogenus Holmberg (Hymenoptera, Apidae, Tapinotaspidini). Bees of the genus Chalepogenus occur in South America, with maximal diversity inExpand
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Claves para las especies argentinas de Centris (Hymenoptera, Apidae), con descripción de nuevas especies y notas sobre distribución
Keys to the Argentine species of Centris (Hymenoptera, Apidae), with descriptions of new species and notes on distribution. Thirty-two species of Centris are recorded for Argentina. Keys to femalesExpand
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Nest structure and notes on the social behavior of Augochlora amphitrite (Schrottky) (Hymenoptera, Halictidae)
Fil: Dalmazzo, Maria de Los Milagros. Consejo Nacional de Investigaciones Cientificas y Tecnicas. Centro Cientifico Tecnologico Conicet - Santa Fe; Argentina. Universidad Nacional del Litoral.Expand
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El género Ceratina en la Argentina: revisión del subgénero Neoclavicera subg. n. (Hymenoptera, Apidae, Xylocopinae)
The genus Ceratina in Argentina: revision of the subgenus Neoclavicera subg. n. (Hymenoptera, Apidae, Xylocopinae). A new subgenus of Ceratina, Neoclavicera subg. n., is described to include its typeExpand
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A revision of the bee genus Ceratina, subgenus Rhysoceratina (Hymenoptera, Apidae, Xylocopinae)
Abstract : The subgenus Rhysoceratina of Ceratina is restricted to South America, with known species in Argentina, Brazil, Colombia, Paraguay, and Uruguay. Nine species are recognized, four of whichExpand
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Description, phylogenetic relationships, and biology of Litocalliopsis adesmiae, a new genus and species of South American calliopsine bees (Hymenoptera, Andrenidae)
The new genus and species Litocalliopsis adesmiae is described from the province of Buenos Aires, Argentina. The phylogenetic relationships of the new genus are discussed, suggesting that it is theExpand
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The genus Epipompilus in Argentina (Hymenoptera: Pompilidae)
Four species of Epipompilus occur in Argentina: E. platensis sp. n., E. tucumanus Evans, E. jocosus Evans, and E. excelsus (Bradley), the last two being new records for this country. The new speciesExpand
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