M. R. Pereira

Publications27
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Citations43
Highly Influential Citations0
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Pizacris: a new genus and two new species of Luzarinae cricket close to Guabamima de Mello, 1992 and Mellopsis Mews & Sperber, 2010 (Orthoptera: Grylloidea: Luzarinae).
Here we describe a new genus and two new species of Luzarinae crickets (Grylloidea, Phalangopsidae) from the Brazilian Atlantic Forest of Espírito Santo, Minas Gerais and Rio de Janeiro States… Expand
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Preservation Methods Alter Carbon and Nitrogen Stable Isotope Values in Crickets (Orthoptera: Grylloidea)
Stable isotope analysis (SIA) is an important tool for investigation of animal dietary habits for determination of feeding niche. Ideally, fresh samples should be used for isotopic analysis, but… Expand
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Litter disturbance and trap spatial positioning affects the number of captured individuals and genera of crickets (Orthoptera: Grylloidea)
Abstract There are several factors that may affect sampling with pitfall traps. Here we test the hypothesis that the mere walking of the researcher proximate to the traps could cause an increment in… Expand
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Male reproductive tract and spermatozoa ultrastructure in the grasshopper Orphulella punctata (De Geer, 1773) (Insecta, Orthoptera, Caelifera)
Identification Orphulellini grasshoppers (Acrididae: Gomphocerinae) species has been difficult due to high polymorphism rate. Orphulella Giglio‐Tos, 1894 is a genus with widespread geographical… Expand
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First report and three new species of Amanayara (Orthoptera: Grylloidea) in Minas Gerais State, Brazil
Amanayara de Mello & Jacomini, 1994 was described with two species, both from Atlantic Forest remnants, in Sao Paulo State, Brazil. Here we describe three new species (Amanayara ribasi sp. nov.,… Expand
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New Neotropical species of Hygronemobius Hebard, 1913 (Orthoptera: Grylloidea: Nemobiinae), including a brief discussion of male genitalia morphology and preliminary biogeographic considerations of…
Three new Neotropical species of Hygronemobius Hebard are described from Atlantic Forest remnants in southeastern Brazil: Hygronemnobius indaia sp. n. and Hygroneinobius iperoigae sp. n. from the… Expand
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New Brazilian species of Phoremia Desutter-Grandcolas, 1993 and Zucchiella de Mello, 1990 (Orthoptera: Grylloidea)
Although the subfamily Nemobiinae presents a cosmopolitan distribution, with seven genera occurring in Brazil, being five species in the southeastern region, no species of this subfamily had been… Expand
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Sistemática de Nemobiinae (Orthoptera, Grylloidea, Trigonidiidae)
Nesta tese foram descritas cinco novas especies de grilos Nemobiinae, testada a utilidade da morfologia do proventriculo como carater taxonomico e sugerida uma hipotese de relacionamento filogenetico… Expand
Two new species of crickets Adelosgryllus Mesa Zefa, 2004 (Orthoptera, Grylloidea, Phalangopsidae) from the Araripe-Apodi National Forest, State of Ceará, Brazil.
In this paper we describe two new sympatric species of phalangopsid crickets Adelosgryllus from the Araripe-Apodi National Forest, State of Ceará, Brazil, highlighting morphological characters,… Expand
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CONSOLIDAÇÃO DA ATIVIDADE ARTESANAL DO CAPIM DOURADO EM PONTE ALTA DO TOCANTINS: A EMERGÊNCIA DE UMA NOVA POSSIBILIDADE SÓCIA- ECONÔMICA
As atividades artesanais em sua conjuntura, e a do capim dourado em particular, vem se constituindo em um dos principais recursos socio-economicos geradores de um desenvolvimento endogeno e… Expand