Search Results - "Silva, Hélio Ricardo da"

On the diagnosis and conservation of the poorly known bromeligenous Scinax arduous Peixoto, 2002 (Amphibia; Anura; Hylidae) by Lacerda, João Victor A, Ferreira, Rodrigo B, De Souza, Geisa Alves, Da Silva, Hélio Ricardo, Feio, Renato N

“…Since Scinax arduous description, many other populations belonging to the Scinax perpusillus group have been recorded for the States of Espírito Santo and…”
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The tadpole of an insular population of Cycloramphus boraceiensis Heyer, 1983 (Anura: Cycloramphidae) with a review of larval descriptions for species in the genus by Colaço, Gustavo, Batista, Marcelo, Limp, Gabriel, Silva, Hélio Ricardo da

“…A literature survey for the external morphology of tadpoles for species in the genus Cycloramphus Tschudi, 1838, which is mainly represented by larval…”
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A new species of spotted leaf frog, genus Phasmahyla (Amphibia, Phyllomedusidae) from Southeast Brazil by Pereira, Elvis Almeida, Rocha, Lucas Custódio Lomba, Folly, Henrique, da Silva, Hélio Ricardo, Santana, Diego José

“…Based on concordant differences in male advertisement call, tadpole morphology, and absence of haplotype sharing in the barcoding 16S mitochondrial DNA, we…”
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The Gondwana Breakup and the History of the Atlantic and Indian Oceans Unveils Two New Clades for Early Neobatrachian Diversification by Frazão, Annelise, da Silva, Hélio Ricardo, Russo, Claudia Augusta de Moraes

“…The largest anuran diversity belongs to the Neobatrachia, which harbor more than five thousand extant species. Here, we propose a new hypothesis for the…”
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Frog size on continental islands of the coast of Rio de Janeiro and the generality of the Island Rule by Rebouças, Raoni, da Silva, Hélio Ricardo, Solé, Mirco

“…Island Rule postulated that individuals on islands tend to dwarfism when individuals from mainland populations are large and to gigantism when mainland…”
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Patterns of parasitism by Amblyomma rotundatum (Ixodidae) on Rhinella schneideri (Bufonidae) in islands of São Francisco River, Minas Gerais, Brazil by Luz, Hermes Ribeiro, Faccini, João Luiz Horacio, Silva, Hélio Ricardo da

“…We sampled ticks from specimens of the rococo toad Rhinella schneideriby flannel dragging on two Islands located in the São Francisco River near the Três…”
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Occurrence of a Calcified Pseudodontoid in Leptodactylus Troglodytes (Anura: Leptodactylidae) by Sebben, Antonio, Maciel, Natan M, Campos, Leandro A, Kokubum, Marcelo N. C, Ricardo da Silva, Hélio

“…A calcified pseudodontoid in the mandibular symphysis of Leptodactylus troglodytes was described from fresh, macerated, and cleared/double-stained…”
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Selecting a Hiding Place: Anuran Diversity and the use of Bromeliads in a Threatened Coastal Sand Dune Habitat in Brazil by Silva, Hélio Ricardo da, Carvalho, André Luiz Gomes de, Bittencourt-Silva, Gabriela Bueno

“…Among vertebrates, anuran amphibians represent the highest number of species associated with bromeliads and possess a range of ecological, behavioral, and…”
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Frogs of Marambaia: a naturally isolated Restinga and Atlantic Forest remnant of southeastern Brazil by Silva, Hélio Ricardo da, Carvalho, André Luiz Gomes de, Bittencourt-Silva, Gabriela Bueno

“…We report the results of a seven-year survey of the anurans of Marambaia, in the State of Rio de Janeiro, southeastern Brazil, where 24 species were recorded…”
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Morphology and development of additional bony elements in the genus Brachycephalus (Anura: Brachycephalidae) by CAMPOS, LEANDRO AMBRÓSIO, DA SILVA, HÉLIO RICARDO, SEBBEN, ANTONIO

“…We describe the extra bony elements, plates, and osteoderms present in species of the genus Brachycephalus. Samples of eight species of Brachycephalus,…”
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The cardiorespiratory system of miniature frogs by Carrasco-Medina, Andres Santiago, Salla, Raquel Fernanda, Sebben, Antonio, da Silva, Hélio Ricardo, Passos, Flávio Dias, Toledo, Luís Felipe, Rebouças, Raoni

“…Anurans of the genus Brachycephalus are among the smallest vertebrates in the world, due to an extreme process of miniaturization. As an example of this…”
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Sexual maturity and growth of male toads (Rhinella ornata): A comparison between insular and mainland populations by Rebouças, Raoni, da Silva, Hélio Ricardo, Sanuy, Delfi, Solé, Mirco

“…We studied differences in age, longevity, and sexual maturity in island and mainland populations of the neotropical toad Rhinella ornata to assess how changes…”
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The missing piece of the puzzle: larval morphology of Xenohyla truncata (Anura: Hylidae: Dendropsophini) and its implication to the evolution of Dendropsophini tadpoles by dos Santos Dias, Pedro Henrique, Marcondes, Bárbara Caroline, Pezzuti, Tiago Leite, Vera Candioti, Florencia, Araujo-Vieira, Katyuscia, Mela Prodocimo, Maritana, da Silva, Hélio Ricardo, Orrico, Victor Goyannes Dill, Haas, Alexander

“…Dendropsophini is a highly diverse clade with a controversial phylogenetic and taxonomic history. Different generic arrangements have been proposed and the…”
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On the type series of Scinax perpusillus (Lutz & Lutz, 1939) (Anura: Hylidae) by Colaço, Gustavo, Silva, Helio Ricardo Da

“…The literature regarding the type series of Scinax perpusillus (Lutz & Lutz, 1939) presents two distinct numbers for the holotype. In 1973, thirty-four years…”
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Froghood: Postmetamorphic development of the rock river frog Thoropa miliaris (Spix, 1824) (Anura, Cycloramphidae) by Rebouças, Raoni, Silva, Hélio Ricardo, Sanuy, Delfi

“…Thoropa miliaris is a frog species endemic to the Brazilian Atlantic Rainforest, inhabiting wet rocky habitats. Males of this species present nuptial…”
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Correction to: The First Brazilian Thesis of Evolution: Haeckel's Recapitulation Theory and Its Relations with the Idea of Progress by Waizbort, Ricardo Francisco, da Luz, Maurício Roberto Motta Pinto, Edler, Flavio Coelho, da Silva, Helio Ricardo

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Synchrotron X-ray biosample imaging: opportunities and challenges by Sena, Gabriela, Fidalgo, Gabriel, Paiva, Katrine, Barcelos, Renan, Nogueira, Liebert Parreiras, Colaço, Marcos Vinícius, Gonzalez, Marcelo Salabert, Azambuja, Patricia, Colaço, Gustavo, da Silva, Helio Ricardo, de Moura Meneses, Anderson Alvarenga, Barroso, Regina Cély

“…Synchrotron radiation phase-contrast microtomography is sensitive to low attenuating tissues, giving an alternative visualisation of the sample and being…”
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Life in bromeliads: reproductive behaviour and the monophyly of the Scinax perpusillus species group (Anura: Hylidae) by Alves-Silva, Ricardo, da Silva, Hélio Ricardo

“…Several aspects of the reproductive behaviour of species of the Scinax perpusillus group (S. perpusillus, S. v-signatus, S. littoreus, and three other not yet…”
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The 'Island Rule' Acting on Anuran Populations (Bufonidae: Rhinella ornata) of the Southern Hemisphere by Montesinos, Rachel, da Silva, Hélio Ricardo, de Carvalho, André Luiz Gomes

“…Darwin and Wallace, in the mid-nineteenth century, were the first to document examples of natural selection acting on island dwellers. A century later a…”
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Life cycle and behavior of Amblyomma rotundatum (Acari: Ixodidae) under laboratory conditions and remarks on parasitism of toads in Brazil by Luz, Hermes Ribeiro, Faccini, João Luiz Horacio, Pires, Marcus Sandes, da Silva, Hélio Ricardo, Barros-Battesti, Darci Moraes

“…The life cycle and behavior of Amblyomma rotundatum were evaluated under laboratory conditions. The experiment started with four engorged females collected…”
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