Mostrando 10 resultados de: 15
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Vertebrados de sangre fría(11)
Arthropoda(7)
Aves(6)
Mammalia(6)
Temas específicos de historia natural de los animales(5)
Genetic delimitation of pristimantis orestes (lynch, 1979) and p. saturninoi brito et al., 2017 and description of two new terrestrial frogs from the pristimantis orestes species group (anura, strabomantidae)
ArticleAbstract: In the genus Pristimantis, species are often combined into taxonomic units called species groups. ThPalabras claves:Andes, ECUADOR, New species, P. cajanuma sp. nov., P. quintanai sp. nov.Autores:Christodoulides N., Diana Székely, Juan Carlos Sánchez-Nivicela, Paul Székely, Savage A.E., Verónica L. UrgilésFuentes:scopusA bizarre new species of Lynchius (Amphibia, Anura, Strabomantidae) from the Andes of Ecuador and first report of Lynchius parkeri in Ecuador
ArticleAbstract: We describe a new species of Lynchius from the eastern montane forest of southern Ecuador. We also rPalabras claves:Co-ossified skull, Morona santiago, MORPHOLOGY, Natural History, New record, Osteology, SYSTEMATICSAutores:José Navarrete M., Juan Carlos Sánchez-Nivicela, Mario Humberto Yánez-Muñoz, Ron Y.S.R., Santiago R. Ron, Verónica L. UrgilésFuentes:googlescopusA new species of Pristimantis (Anura, Craugastoridae) from the Cajas Massif, southern Ecuador
ArticleAbstract: A new species of Pristimantis is described from the highland paramos on the eastern slopes of the CaPalabras claves:Andes, Glandular frog, Paramo, Pristimantis erythros sp. n., taxonomy, TerraranaAutores:Diego F. Cisneros-Hebkp_redia, Elvis Celi-Piedra, Juan Carlos Sánchez-Nivicela, Mario Humberto Yánez-Muñoz, Valentina Posse Sarmiento, Verónica L. UrgilésFuentes:googleorcidscopusA new species of cat-eyed snake (Serpentes: Dipsadinae: Leptodeirini) from the Andes of southern Ecuador
ArticleAbstract: Leptodeira is one of the most widespread and taxonomically problematic snake taxa in the Americas. HPalabras claves:Andes, Color pattern, hemipenial morphology, Leptodeira larcorum, Leptodeira ornata, Leptodeira septentrionalis, molecular phylogenyAutores:Elvis Celi, Juan Carlos Sánchez-Nivicela, Koch C., Torres Carvajal Omar, Valentina Posse SarmientoFuentes:googleorcidscopusA new stream treefrog of the genus Hyloscirtus (Amphibia, Hylidae) from the Río Negro-Sopladora National Park, Ecuador
ArticleAbstract: Recent surveys in the Río Negro-Sopladora National Park revealed a striking new species of HyloscirtPalabras claves:Hylid frogs, Hyloscirtus larinopygion species group, Morona-Santiago, Mountain forest, New species, taxonomyAutores:Diego F. Cisneros-Hebkp_redia, Falcón-Reibán J.M., Juan Carlos Sánchez-NivicelaFuentes:scopusA new terrestrial frog (Anura: Craugastoridae) from the montane cloud forests of the southeastern Ecuadorian Andes
ArticleAbstract: We describe a new species of Pristimantis from the Tinajillas-Rio Gualaceño Ecological ConservationPalabras claves:Brachycephaloidea, Montane forest, Morona santiago, New species, PRISTIMANTIS, TerraranaAutores:Bruno A. Timbe, Juan Carlos Sánchez-Nivicela, Pedro Xavier Astudillo Webster, Valentina Posse Sarmiento, Verónica L. UrgilésFuentes:googleorcidscopusA taxonomic assessment of Chlorospingus flavopectus phaeocephalus and Chlorospingus semifuscus (Passeriformes: Passerellidae), including the description of a new subspecies
ReviewAbstract: Chlorospingus flavopectus, a widely distributed member of the New World sparrows and finches (PasserPalabras claves:Andes, Bird systematics, ECUADOR, hybridization, Passerellidae, Population barriers, speciation, Speciation barriers, Tumbes-ChocóAutores:Avendaño J.E., Bird B., Elisa Bonaccorso, Fuchs J., Juan Carlos Sánchez-Nivicela, Manuel Sánchez-Nivicela, Torres A.Fuentes:scopusDescription and phylogenetic relationships of a new trans-Andean species of Elachistocleis Parker 1927 (Amphibia, Anura, Microhylidae)
ArticleAbstract: Elachistocleis is a Neotropical genus of microhylid frogs with 18 species, most of which occur eastPalabras claves:ECUADOR, Elachistocleis araios sp. n., Narrow-mouthed frog, Pacific slopes, phylogenetics, SYSTEMATICSAutores:Juan Carlos Sánchez-Nivicela, Mario Humberto Yánez-Muñoz, Nadia B. Páez, Peloso P.L.V., Ron Y.S.R., Santiago R. Ron, Verónica L. Urgilés, Yerka SagredoFuentes:googlescopusSouthernmost records of Hyalinobatrachium fleischmanni (Anura: Centrolenidae)
ArticleAbstract: We present new records for Fleischmann’s Glassfrog, Hyalinobatrachium fleischmanni (Boettger, 1893),Palabras claves:Distribution, Glassfrogs, GUAYAS, Los Rios, Western EcuadorAutores:David Christopher Siddons, Diego F. Cisneros-Hebkp_redia, Fernando K. Cruz, Juan Carlos Sánchez-Nivicela, Verónica L. UrgilésFuentes:scopusSystematics of south american snail-eating snakes (Serpentes, dipsadini), with the description of five new species from ecuador and peru
ArticleAbstract: A molecular phylogeny of the Neotropical snail-eating snakes (tribe Dipsadini) is presented includinPalabras claves:Dipsadini, Dipsas, ECUADOR, New species, Perú, phylogeny, Sibon, Sibynomorphus, Snail-eating snakes, SYSTEMATICSAutores:Aguiar G., Alejandro F. Arteaga, Colston T.J., David Salazar-Valenzuela, Diego F. Cisneros-Hebkp_redia, Juan Carlos Sánchez-Nivicela, Juan Manuel Guayasamin, Mario Humberto Yánez-Muñoz, Mebert K., Nicolás Peñafiel, Pablo Javier Venegas, Pyron R.A., Torres Carvajal OmarFuentes:scopus