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A new genus and two new species of minute leptodactylid frogs from northern South America, with comments upon Phyzelaphryne (Amphibia: Anura: Leptodactylidae) Naturalis
Hoogmoed, M.S.; Lescure, J..
The synonymisation of Phyzelaphryne miriamae Heyer with Eleutherodactylus nigrovittatus Andersson is denied and it is shown that both species are quite distinct in numerous characters. A new genus (Adelophryne) of minute leptodactylid frogs with pointed discs on the toes and a distinctly reduced fourth finger, containing two new species (A. adiastola spec. nov. and A. gutturosa spec. nov.) is described from northern South America. A key to separate the diminutive leptodactylid frogs with pointed toetips is given. The relationships of the new genus are not clear, but possibly are with one of the species groups of Eleutherodactylus, of the subfamily Eleutherodactylinae.
Tipo: Article / Letter to the editor Palavras-chave: Anura; Leptodactylidae; Genera; Adelophryne gen. nov.; Eleutherodactylus; Phyzelaphryne; Key; Neotropics; 42.82.
Ano: 1984 URL: http://www.repository.naturalis.nl/record/319080
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New Osornophryne (Amphibia: Anura: Bufonidae) from the Atlantic Versant of the Andes in Ecuador Naturalis
Hoogmoed, M.S..
Two species of the little known genus Osornophryne are described from the Atlantic (Amazonian) versant of the Andes in Ecuador. O. guacamayo spec. nov. occurs at 2100 m, has well developed cranial ridges, rather peculiar feet with toes IV and V of about equal length and much longer than the others. It is rather gaudily patterned with black and yellow. O. antisana spec. nov. occurs at 3600 m and has a pointed snout, indistinct cranial ridges and is rather drably coloured. The single available adult male has a cloacal tube that runs down the back of the thighs and opens ventrally. It is speculated that this peculiar structure is indicative of internal fertilization. It is concluded that inguinal amplexus in this genus is not a primitive, but an advanced...
Tipo: Article / Letter to the editor Palavras-chave: Anura; Bufonidae; Osornophryne; New species; Breeding habits; Internal fertilization; Neotropics; Andes; Ecuador; 42.82.
Ano: 1987 URL: http://www.repository.naturalis.nl/record/317965
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On The Identity Of Some Toads Of The Genus Bufo From Ecuador, With Additional Remarks On Andinophryne Colomai Hoogmoed, 1985 (Amphibia: Anura: Bufonidae). Naturalis
Hoogmoed, M.S..
Study of the type specimens of B. caeruleostictus Günther, 1859 and B. chanchanensis Fowler, 1913, and of fresh material showed that B. chanchanensis is a junior subjective synonym of B. caeruleostictus. Probably it is a member of the B. guttatus group. B. caeruleocellatus Fowler, 1913 is a junior subjective synonym of B. haematiticus Cope, 1862. New material of B. hypomelas Boulenger, 1913 is reported from NW Ecuador, the species is redescribed, and it is shown that this is a valid taxon, not the juvenile of B. blombergi Myers & Funkhouser, 1951 as suggested by Lynch, in Frost (1985). It is doubted whether B. intermedius Günther originates from Ecuador. It probably is a Central American or Mexican species of the B. valliceps Wiegmann, 1833 group. A...
Tipo: Article / Letter to the editor Palavras-chave: Anura; Bufonidae; Bufo blombergi; B. caeruleocellatus; B. caeruleostictus; B. chanchanensis; B. haematiticus; B. hypomelas; B. intermedius; Andinophryne colomai; Andes; Neotropics.; 42.82.
Ano: 1989 URL: http://www.repository.naturalis.nl/record/317802
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Resurrection of Hyla wavrini Parker (Amphibia: Anura: Hylidae), a gladiator frog from northern South America Naturalis
Hoogmoed, M.S..
During field work in Venezuela and Brazil a difference in call was noticed between specimens of large hylids of the Hyla boans-group. Based on this and on morphological differences, it was concluded that Hyla wavrini Parker, 1936, up till now considered a synonym of Hyla boans (Linnaeus, 1758), should be considered a valid species, of which Hyla miranda-ribeiri Melin, 1941 is a synonym. Durante trabajo de campo en Venezuela y el Brasil se nota una diferencia en el canto de especimenes de gran Hílidos del grupo Hyla boans. Basandose en este observación y en diferencias morfológicas, se concluye que Hyla wavrini, considerado até horita como sinónimo de Hyla boans debe ser considerado como especie valido, y que Hyla miranda-ribeiri es un sinónimo de el....
Tipo: Article / Letter to the editor Palavras-chave: Anura; Hylidae; Hyla wavrini; Hyla boans; Resurrection; Synonymy; Call; Neotropics; Venezuela; Brazil; 42.82.
Ano: 1990 URL: http://www.repository.naturalis.nl/record/318987
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Rediscovery of a type of Ceratophrys boiei Wied (Amphibia: Anura: Leptodactylidae) Naturalis
Hoogmoed, M.S..
During routine curatorial duties some specimens of Proceratophrys boiei (Wied) were encountered in the collection of the Rijksmuseum van Natuurlijke Historie, Leiden. Upon comparison with the original description one of them proved to be one of Wied's original two specimens. It is here selected as lectotype of Ceratophrys Boiei Wied. RESUMO Durante tarefas curatoriais rotineiras, alguns especimes de Proceratophrys boiei (Wied) foram encontrados na coleção do Rijksmuseum van Natuurlijke Historie, Leiden. Ao compará-los com a descrição original, um deles provou ser um dos dois exemplares originais de Wied. Ele é aqui selecionado como lectótipo de Ceratophrys Boiei Wied.
Tipo: Article / Letter to the editor Palavras-chave: Type material; Brazil; Anura; Ceratophrys; Proceratophrys boiei; 42.82.
Ano: 1990 URL: http://www.repository.naturalis.nl/record/318675
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Natural history and distribution of Agalychnis craspedopus (Funkhouser, 1957) (Amphibia: Anura: Hylidae) Naturalis
Hoogmoed, M.S.; Cadle, J.E..
Aspects of reproductive behaviour, calls, clutch sizes, and larval morphology are described for Agalychnis craspedopus (Funkhouser, 1957). New distributional records extend the range of this species to southern Amazonian Peru. In most respects reproductive behaviour of A. craspedopus is similar to that of other phyllomedusine frogs. In southern Peru clutches were suspended above water-filled hollow cavities in logs, but in Ecuador tadpoles were found in a pool on the ground with no directlyoverhanging vegetation. Agalychnis craspedopus lays small clutches (mean = 17 eggs) with large eggs. Breeding possibly takes place throughout some years in southern Peru, but this undoubtedly varies depending on rainfall. Some aspects of reproductive biology, and tadpole...
Tipo: Article / Letter to the editor Palavras-chave: Amphibia; Anura; Hylidae; Phyllomedusine; Agalychnis craspedopus; Life history; Distribution; Amazonian lowlands; Neotropics; 42.82.
Ano: 1991 URL: http://www.repository.naturalis.nl/record/318246
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Análise das divergências morfológicas de Hyla bipunctata Spix em duas populações do Rio de Janeiro e Espírito Santo, Brasil (Amphibia, Anura, Hylidae) Zoologia
Dias,André Gonçalves; Cruz,Carlos Alberto Gonçalves da.
This paper compares some morphological parameters of Hyla bipunctata Spix, 1824 adults from two populations, one from Itaguaí (Rio de Janeiro) and the other from Linhares (Espírito Santo). Some morphometric data of the morphological variation between those populations are studied.
Tipo: Info:eu-repo/semantics/article Palavras-chave: Amphibia; Anura; Hylidae; Hyla bipunctata.
Ano: 1993 URL: http://www.scielo.br/scielo.php?script=sci_arttext&pid=S0101-81751993000300010
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Nova espécie de Dendrophryniscus da região Amazônica (Amphibia, Anura, Bufonidae) Zoologia
Izecksohn,Eugenio.
Dendrophryniscus bokermanni, sp.n. is described from Amazonic Region. It is related to D. minutus but it differs by the larger first finger and body length.
Tipo: Info:eu-repo/semantics/article Palavras-chave: Amphibia; Anura; Bufonidae; Taxonomy of frogs; New species.
Ano: 1993 URL: http://www.scielo.br/scielo.php?script=sci_arttext&pid=S0101-81751993000300006
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Três novas espécies de Dendrophryniscus Jiménez de la Espada das regiões sudeste e sul do Brasil (Amphibia, Anura, Bufonidae) Zoologia
Izecksohn,Eugênio.
Dendrophryniscus carvalhoi, sp.n. from Espírito Santo, D. berthalutzae, sp.n. from Santa Catarina, and D. stawiarskyi, sp.n. from Paraná, Brazil, are described and considered to be related to D. brevipollicatus Jiménez de la Espada.
Tipo: Info:eu-repo/semantics/article Palavras-chave: Amphibia; Anura; Bufonidae; Taxonomy of frogs.
Ano: 1993 URL: http://www.scielo.br/scielo.php?script=sci_arttext&pid=S0101-81751993000300015
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Advertisement calls of Bolivian species of Scinax (Amphibia, Anura, Hylidae) Naturalis
Riva, Ignacio de la; Márquez, Rafael; Bosch, Jaime.
The advertisement calls of eight Bolivian species of Scinax are described including information on the calling behaviour of each species. A characteristic audiospectrogram and oscillogram are presented for each species, as well as numerical information about the spectral and temporal features of the calls. Two phenograms based on the characteristics of the mating calls are constructed, the first one using a traditional multivariate technique (UPGMA) and the second one using audiospectrogram correlation, a new technique that allows holistic comparisons of single vocalizations.
Tipo: Article / Letter to the editor Palavras-chave: Anura; Hylidae; Scinax; Bolivia; Advertisement calls; Ecology; Phylogeny.
Ano: 1994 URL: http://www.repository.naturalis.nl/record/503936
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Reproductive behavior of Cycloramphus dubius Miranda-Ribeiro (Amphibia, Anura, Leptodactylidae) Zoologia
Giaretta,Ariovaldo A; Cardoso,Adão J.
Cycloramphus dubius Miranda-Ribeiro. 1920 is a frog species from the coastal Atlantic Forest in Southeastern Brazil. It uses waterfalls of forested rivulets as breeding sites. The eggs are placed outside of water, between rock crevices or roots constantly wetted by water dripping. Clutches have about 60 eggs, and the tadpoles grow attached to rocks, out of water. Males of this species exhibit parental care, biting and/or pushing away strange objects approaching the egg masses. Two types of calls were identified in the spectrograms. The "advertisement calls" consist of juxtaposed pulses lasting 200ms; the "aggressive calls", also have the short pulses structure, and last around 300ms. The aggressive calls are emitted during territorial invasion.
Tipo: Info:eu-repo/semantics/article Palavras-chave: Amphibia; Anura; Atlantic Forest; Breeding site; Territoriality; Parental care.
Ano: 1995 URL: http://www.scielo.br/scielo.php?script=sci_arttext&pid=S0101-81751995000200002
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Alimentação e variação sazonal na freqüência de capturas de anuros em duas localidades do Brasil central Zoologia
Moreira,Glória; Barreto,Larissa.
The feeding ecology and the sazonal variation in capture frequencies of anurans in two localities of Central Brazil was studied. The anuran capture frequencies were analysed counting specimen numbers collected in pitfall traps during the dry and rainy seasons. Anurans were caught more frequently during the rainy season. The diet of adults Proceratophrys sp., Eleutherodactylus sp., Bufo paracnemis Lutz, 1925, and Physalaemus cuvieri Fitzinger, 1826 were studied through the analysis of individual stomach contents. Results showed that the type of diet varied among the species studied.
Tipo: Info:eu-repo/semantics/article Palavras-chave: Amphibia; Anura; Feeding ecology; Brazil; Savanna.
Ano: 1996 URL: http://www.scielo.br/scielo.php?script=sci_arttext&pid=S0101-81751996000200002
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Rediscovery of a forgotten snake in an unexpected place and remarks on a small herpetological collection from southeastern Brazil Naturalis
Hoogmoed, M.S..
A collection of snakes and frogs collected in the area of Porto Real, Rio de Janeiro State, Brazil, was bought in December 1890 and remained unidentified until now. The collection comprises 100 snakes belonging to 18 species and 152 frogs belonging to 19 species. A comparison with the herpetofauna from nearby Serra do Japi in São Paulo is made. General remarks on variation and identification are made for a number of species. Among the snakes were two specimens of Cercophis aurata (Schlegel, 1837), a species described on the basis of one specimen from Suriname, and no new specimens having been recorded until now. The new individuals cause the known area of distribution to be greatly enlarged, but such a large distribution area occurs in several other snakes...
Tipo: Article / Letter to the editor Palavras-chave: Reptilia; Ophidia; Cercophis auratus; Sauria; Amphibia; Anura; Inventory; Distribution; SE Brazil; Suriname; 42.82.
Ano: 1997 URL: http://www.repository.naturalis.nl/record/318387
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Notas taxonômicas sobre Pseudis fusca garman e P. bolbodactyla A. Lutz, com a descrição de uma nova espécie correlata (anura, pseudidae) Zoologia
Caramaschi,Ulisses; Cruz,Carlos Alberto Gonçalves da.
The taxonomic status of Pseudis fusca Garman and P. bolbodactyla A. Lutz is revalidated, and here they are considered full species. The rediscovery of P. fusca is related, and a redescription of the species is presented. The redescription, the designation of the lectotype, and the description of the tadpole of P. bolbodactyla are provided. Pseudis tocantins sp.n. is described from the Tocantins river basin. The geographical distribution of these three species is discussed.
Tipo: Info:eu-repo/semantics/article Palavras-chave: Anura; Pseudidae; Pseudis; Taxonomy; Geographical distribution.
Ano: 1998 URL: http://www.scielo.br/scielo.php?script=sci_arttext&pid=S0101-81751998000400011
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Food habits and ontogenetic diet shifts of the litter dwelling frog proceratophrys boiei (wied) Zoologia
Giaretta,Ariovaldo A.; Araújo,Márcio S.; Medeiros,Hermes F. de; Facure,Katia G..
Here is described the diet of Proceratophrys boiei (Wied, 1825), a leaf litter frog of the Atlantic Forest, and test for relationships between frog size and prey size and type. The diet was determined by stomach content analysis. In 38 frogs, was found 76 prey items belonging to 23 taxa. Insects predominate in the diet and the most frequent categories were coleopterans (39.4% of total volume) and orthopterans (25.0%). There was a positive correlation between frog size and volume of prey taken. The most important ontogenetic shift in prey type was an increase in the consume of coleopterans and insect larvae with increasing frog size.
Tipo: Info:eu-repo/semantics/article Palavras-chave: Amphibia; Anura; Leptodactylidae; Proceratophrys boiei; Food habits; Litter frog; Atlantic Forest; Brazil.
Ano: 1998 URL: http://www.scielo.br/scielo.php?script=sci_arttext&pid=S0101-81751998000200011
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Descrição do girino de Odontophrynus Salvatori (Anura, Leptodactylidae) Iheringia, Sér. Zool.
Brandão,Reuber Albuquerque; Batista,Cristiane Gomes.
The tadpole of Odontophrynus salvatori Caramaschi, 1996 is described from Chapada dos Veadeiros, State of Goiás, Brazil. The tadpole resembles those of the genus Proceratophrys Miranda-Ribeiro, 1920, mostly by depressive body in lateral view, small body size, and habitat use.
Tipo: Info:eu-repo/semantics/article Palavras-chave: Anura; Leptodactylidae; Odontophrynus salvatori; Tadpole; Proceratophrys.
Ano: 2000 URL: http://www.scielo.br/scielo.php?script=sci_arttext&pid=S0073-47212000000200005
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O status taxonômico de Hyla cochranae Mertens e recaracterização de Aplastodiscus A. Lutz (Anura, Hylidae) Zoologia
Garcia,Paulo C.A.; Caramaschi,Ulisses; Kwet,Axel.
Hyla cochranae Mertens, 1952 is revalidated and the description of the tadpole and vocalization is provided. Based on external morphology, the genus Aplastodiscus A. Lutz, 1950 is recharacterized and a redescription of A. perviridis A. Lutz, 1950 is given. New data on geographical distribution and biology of both species are provided.
Tipo: Info:eu-repo/semantics/article Palavras-chave: Anura; Hylidae; Aplastodiscus perviridis; Hyla cochranae; Taxonomy; Vocalization.
Ano: 2001 URL: http://www.scielo.br/scielo.php?script=sci_arttext&pid=S0101-81752001000400015
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Cytogenetic analysis of Cycloramphus boraceiensis Heyer (Anura, Leptodactylidae) Zoologia
Silva,Ana Paula Zampieri; Haddad,Célio F.B.; Kasahara,Sanae.
Cytogenetic studies on Cycloramphus boraceiensis Heyer, 1983 collected in Picinguaba, Ubatuba, State of São Paulo are presented. The species has 2n=26 karyotype formed by metacentrics, submetacentrics, and one telocentric pair which carries Ag-NORs. The C-banding patterns is also described.
Tipo: Info:eu-repo/semantics/article Palavras-chave: Anura; Cycloramphus; Chromosome; Cytogenetics.
Ano: 2001 URL: http://www.scielo.br/scielo.php?script=sci_arttext&pid=S0101-81752001000100011
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Similaridade do sítio de vocalização em uma comunidade de anfíbios anuros na região noroeste do Estado de São Paulo, Brasil Zoologia
Rossa-Feres,Denise de C.; Jim,Jorge.
The breadth and overlap of male call site were determined for 15 anuran species from a temporary pond in Northwestern São Paulo State, Brazil. Four measurements were made at the point of capture of each calling male and the frequency of mating call was determined. There was a high overlap along each variable of call site, but less than 28% of possible species pairs presented high overlap for all variables. Taxonomically related species pairs calling from grass presented spatial and acoustic segregation, while those calling from the graund presented only acoustic segregation. The similarity of call site seems to be not only related to the taxonomic relationships but also with the body size and spatial heterageneity.
Tipo: Info:eu-repo/semantics/article Palavras-chave: Anura; Vocalization site; Microhabitat; Community ecology; Similarity at call site.
Ano: 2001 URL: http://www.scielo.br/scielo.php?script=sci_arttext&pid=S0101-81752001000200015
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Hypothesis testing of genetic similarity based on RAPD data using Mantel tests and model matrices Genet. Mol. Biol.
Rodrigues,Flávia Melo; Diniz-Filho,José Alexandre Felizola; Bataus,Luiz Artur Mendes; Bastos,Rogério Pereira.
Clustering and ordination procedures in multivariate analyses have been widely used to describe patterns of genetic distances. However, in some cases, such as when dealing with Jaccard coefficients based on RAPD data, these techniques may fail to represent genetic distances because of the high dimensionality of the genetic distances caused by stochastic variation in DNA fragments among the units analyzed (species or populations). In this note, we show how Mantel tests can be used to test hypotheses about genetic distances and avoid problems with multivariate data representation. The procedure is illustrated with RAPD data comparing 20 anuran species from the cerrado, in which Jaccard genetic distances were compared to three model matrices linking the...
Tipo: Info:eu-repo/semantics/article Palavras-chave: Anura; Clustering; Genetic distances; Mantel test; RAPD.
Ano: 2002 URL: http://www.scielo.br/scielo.php?script=sci_arttext&pid=S1415-47572002000400013
Registros recuperados: 80
Primeira ... 1234 ... Última
 

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