E. Chiappa

Publications43
h-index7
Citations134
Highly Influential Citations8
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Nesting biology, life cycle, and interactions between females of Manuelia postica, a solitary species of the Xylocopinae (Hymenoptera: Apidae)
Abstract The Xylocopinae contains four tribes with species which show a range of nesting habits, from solitary to social. The Manueliini is the sister group to all other Xylocopine tribes, with one… Expand
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COMPORTAMIENTO REPRODUCTIVO DE CENTRIS MIXTA TAMARUGALIS (HYMENOPTERA: ANTHOPHORIDAE). II PARTE: NIDIFICACION Y ESTADOS INMADUROS
The nesting habits of Centris mixta tamarugalis, that breeds associated with Prosopis spp in permanent sites in the desert area of northern Chile, are described and compared with other species of… Expand
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Protandrena evansi, a New Panurgine Bee from Chile (Hymenoptera: Andrenidae)
Abstract Protandrena evansi Ruz and Chiappa n. sp. is described and illustrated. This new species was found at an aggregation of numerous individuals in a nesting site in Farellones, a locality of… Expand
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PREFERENCIA Y MANIPULACION FLORAL DE CENTRIS RODOPHTHALMA PEREZ (HYMENOPTERA: ANTHOPHORIDAE): FLORAL PREFERENCE AND MANIPULATION OF CENTRIS RODOPHTHALMA PEREZ (HYMENOPTERA: ANTHOPHORIDAE)
Se estudio la manipulacion y preferencia floral de Centris rodophthalma Perez en 3 localidades de la IV Region de Chile, caracterizadas, principalmente, por representantes de la familia Fabaceae y… Expand
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Comportamiento reproductivo de "Centris Mixta Tamarugalis": (Hymenoptera, Anthophoridae). I Parte
The nesting habits of Centris mixta tamarugalis, that breeds associated with Prosopis spp in permanent sites in the desert área of northern Chile, are described and compared with other species of… Expand
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The Conflict-Development Nexus: A Survey of Armed Conflicts in Sub-Saharan Africa 1980-2005
This paper surveys the nexus between development and armed conflict in sub-Saharan Africa from 1980 to 2005. It focuses on war trends, impact of war on development, socio-economic structures as war… Expand
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Clave para los géneros de abejas de Chile (Hymenoptera: Apoidea)
This paper presents a key to the Chilean genera of bees. In addition to the genera Usted by Toro (1986), the foUowing taxa are reported for Chile: Hylaeus Fab. (Colletidae) and Ecclitodes Roig-Alsina… Expand
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Nestedness of bee assemblages in an endemic South American forest: the role of pine matrix and small fragments
We assessed species richness and distribution of the apoidean fauna of the coastal Maulino forest, an endemic and threatened forest in central Chile. Remnant forest fragments are immersed in… Expand
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Nidificación, conducta de machos de "Centris" (Wagenknechtia) Rodophthalma Pérez (Hymenoptera: Anthophoridae) y comparación con otras especies chilenas del género
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TÁCTICA REPRODUCTIVA DE PROSOPIS (MIMOSACEAE) Y ASOCIACIONES ECOLÓGICAS DE SUS POLINIZADORES, EN EL DESIERTO DEL NORTE DE CHILE REPRODUCTIVE TACTIC OF PROSOPIS (MIMOSACEAE) AND THE ECOLOGICAL…
SUMMARY Observations in the Pampa del Tamarugal (I Region of Chile) on reproduction of Prosopis species and some ecological relations between their pollinators are presented. The species of this… Expand
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