Search Results - "Tonhasca, A Jr"

Parasitism and biology of Myrmosicarius grandicornis (Diptera, Phoridae) in relationship to its host, the leaf-cutting ant Atta sexdens (Hymenoptera, Formicidae) by TONHASCA, A. JR, BRAGANCA, M. A. L, ERTHAL, M. JR

“…The parasitic phorid Myrmosicarius grandicornis Borgmeier is commonly found around nest entrances of the leaf-cutting ant Atta sexdens (L.) in Brazil, but…”
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Effect of leaf toughness on the susceptibility of the leaf-cutting ant Atta sexdens to attacks of a phorid parasitoid by TONHASCA, A. JR, BRAGANCA, M. A. L

“…Because the size of Atta spp. along foraging trails is partly determined by the characteristics of the plants harvested, and considering that parasitic phorid…”
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Evaluation of the power law and patchiness regressions with regression diagnostics by Tonhasca, A. Jr. (UENF-CCTA, Brazil.), Palumbo, J.C, Byrne, D.N

“…We used regression diagnostics to evaluate the robustness of the least-squares regression method for estimating the power law and patchiness regression…”
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Reduction in the foraging activity of the leaf-cutting ant Atta sexdens caused by the phorid Neodohrniphora sp by Bragança, Marcos Antonio L., Tonhasca Jr, Athayde, Della Lucia, Terezinha M.C.

“…Females of the parasitic phorid Neodohrniphora sp. were collected in the field and released singly inside an observation chamber placed between a laboratory…”
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Dispersal of euglossine bees between fragments of the Brazilian Atlantic Forest by Tonhasca Jr, Athayde, Albuquerque, Gilberto S., Blackmer, Jacquelyn L.

“…The Brazilian Atlantic Forest is one of the world's ‘hot spots’ for conservation because of its high level of endemism and number of endangered species (Myers…”
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Ants as carriers of antibiotic-resistant bacteria in hospitals by Moreira, Denise D.O.(Univ. Estadual do Norte Fluminense ICCTA LEF), Morais, Verônica de(Univ. Estadual do Norte Fluminense ICCTA LEF), Vieira-da-Motta, Olney(Univ. Estadual do Norte Fluminense ICCTA LSA), Campos-Farinha, Ana E. de C.(Instituto Biológico Centro de Sanidade Vegetal Lab. Entomologia), Tonhasca Jr., Athayde(Univ. Estadual do Norte Fluminense ICCTA LEF)

“…The presence of antimicrobial-resistant bacteria and carried by ants isolated from hospitals was investigated in Campos dos Goytacazes, RJ, Brazil. Three…”
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Biological and behavioral characteristics of Neodohrniphora elongata Brown (Diptera, Phoridae), a parasitic fly of the leaf-cutting ant Atta sexdens rubropilosa Forel (Hymenoptera, Formicidae). by Braganca, MAL, Tonhasca, A Jr, Lucia, TMCD

“…Biological and behavioral characteristics of Neodohrniphora elongata Brown (Diptera, Phoridae), a parasitic fly of the leaf-cutting ant Atta sexdens…”
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Survey of Neodohrniphora spp. (Diptera: Phoridae) at colonies of Atta sexdens rubropilosa (FOREL) and specificity of attack behaviour in relation to their hosts by Silva, V S G, Bailez, O, Viana-Bailez, A M, Tonhasca, A, Della Lucia, T M Castro

“…Atta sexdens rubropilosa is a leaf-cutting ant that is a significant agricultural and forestry pest in the Neotropical region. This ant is parasitized by flies…”
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Biology and oviposition behavior of the phorid Apocephalus attophilus and the response of its host, the leaf-cutting ant Atta laevigata by Erthal Jr, Milton, Tonhasca Jr, Athayde

“…Atta laevigata (Smith) (Hymenoptera: Formicidae) foragers collected in the field and parasitized by Apocephalus attophilus Borgmeier (Diptera: Phoridae) (1.2%…”
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Within-habitat heterogeneity of euglossine bee populations: a re-evaluation of the evidence by Tonhasca Jr, Athayde, Blackmer, Jacquelyn L., Albuquerque, Gilberto S.

“…Euglossine bees (Hymenoptera: Apidae: Euglossini) are considered keystone species in the neotropics because of their role as pollinators of several plant…”
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Biology and oviposition behavior of the phorid Apocephalus attophilus and the response of its host, the leaf-cutting ant Atta laevigata by Erthal, M Jr, Tonhasca, A Jr

“…Atta laevigata (Smith) (Hymenoptera: Formicidae) foragers collected in the field and parasitized by Apocephalus attophilus Borgmeier (Diptera: Phoridae) (1.2%…”
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Attacobius attarum Spiders (Corinnidae): Myrmecophilous Predators of Immature Forms of the Leaf-Cutting Ant Atta sexdens (Formicidae) by Erthal, Milton, Tonhasca, Athayde

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Parasitism characteristics of two phorid fly species in relation to their host, the leaf-cutting ant Atta laevigata (Smith) (Hymenoptera: Formicidae) by BRAGANÇA, MARCOS A.L.(Fundação Universidade do Tocantins Centro Universitário de Porto Nacional), TONHASCA JR., ATHAYDE(Universidade Estadual do Norte Fluminense Centro de Ciências e Tecnologias Agropecuárias), MOREIRA, DENISE D.O.(Universidade Estadual do Norte Fluminense Centro de Ciências e Tecnologias Agropecuárias)

“…As saúvas Atta sexdens (L.) e Atta laevigata (Smith) são consideradas sérias pragas para a agricultura e reflorestamento no Brasil. Estas saúvas são…”
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First record of Phorid Parasitoids (Diptera: Phoridae) of the leaf-cutting ant Atta bisphaerica Forel (Hymenoptera: Formicidae) by Bragança, Marcos A.L.(Fundação Universidade do Tocantins Centro Universitário de Porto Nacional), Della Lucia, Terezinha M.C.(Universidade Federal de Viçosa Depto. Biologia Animal), Tonhasca Jr., Athayde(Universidade Estadual do Norte Fluminense Centro de Ciências e Tecnologias Agropecuárias)

“…Phoridae flies parasitize several ant species, including many Atta leaf-cutting ants. In this note, the attacks of three coexisting phorid species…”
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Forager size of the leaf-cutting ant Atta sexdens (Hymenoptera: Formicidae) in a mature eucalyptus forest in Brazil by Tonhasca, Jr, A, Bragança, M A

“…We determined the size characteristics of foragers of the leaf-cutting ant Atta sexdens in a mature eucalyptus forest in Campos dos Goytacazes, Rio de Janeiro…”
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