Listar Artículos de revista por autor "Zaracho, Víctor Hugo"
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The advertisement call of argenteohyla siemersi pederseni (amphibia, anura, hylidae), and comments on its taxonomic status
Zaracho, Víctor Hugo; Areta, Juan Ignacio (Universidad Nacional del Nordeste. Facultad de Ciencias Exactas y Naturales y Agrimensura, 2021-08-17)Two subspecies of Argenteohyla siemersi, nominate A. s. siemersi and A. s. pederseni, are currently recognized. It was suggested that analysis of nuptial calls and chromosome structure would contribute to clarify their ... -
Contribución al conocimiento de la herpetofauna de Bahía Negra y sus alrededores, departamento Alto Paraguay, Paraguay
Motte, Martha; Tedesco, María Esther; Céspedez, Jorge Abel; Martínez, Nicolás; Zaracho, Víctor Hugo; Yanosky, Alberto (Universidad de la República. Facultad de Ciencias, 2015-08-01)El Alto Paraguay está sufriendo una alarmante tasa de cambio en el uso de la tierra que ponen en riesgo su biodiversidad. Dado que la herpetofauna de la región viene siendo escasamente estudiada, los efectos del cambio del ... -
Descripción de caracteres morfológicos en larvas prometamórficas de physalaemus biligonigerus (anura, leptodactylidae)
Zaracho, Víctor Hugo; Céspedez, Jorge Abel; Álvarez, Blanca Beatriz (Universidad Nacional del Nordeste. Facultad de Ciencias Exactas y Naturales y Agrimensura, 2021-08-21)Utilizando microscopía electrónica de barrido se describen los principales cambios producidos en el disco oral, branquias externas, órgano adhesivo y desarrollo del opérculo, en larvas de P. biligonigerus durante los ... -
Diversidad, distribución espacio-temporal y turnos de vocalización de anuros (Amphibia, Anura) en un área ecotonal del nordeste de Argentina
Zaracho, Víctor Hugo; Lavilla, Esteban Orlando (Fundação Zoobotânica do Rio Grande do Sul, 2015-06)Diversity, spatiotemporal distribution and calling daily time in anurans (Amphibia, Anura) of an ecotonal area in North-Eastern Argentina. Studies on diversity and natural history of anuran communities are basic to distinguish ... -
External ontogenetic changes of larval structures in elachistocleis bicolor (anura : microhylidae : gastrophryninae)
Abreliano, Fernanda Natalia; Zaracho, Víctor Hugo; Sandoval, María Teresa (De Gruyter, 2015-07)Although the external larval morphology of many species of Microhylidae has been characterized, ontogenetic studies in the family are scarce and partial. In the present study, we describe the development of the oral funnel, ... -
First record of liolaemus azarai and hemidactylus mabouia for Ñeembucú Department, Paraguay
Zaracho, Víctor Hugo; Tedesco, María Esther; Motte, Martha; Yanosky, Alberto (Asociación Herpetológica Argentina, 2017)Comments- The distribution of reptiles from Paraguay was recently revised and updated by Cacciali et al. (2016). Here we report the presence of two lizard species not recorded previously for Ñeembucú Department. -
Herpetofauna de la reserva natural provincial isla Apipé Grande (Corrientes, Argentina)
Zaracho, Víctor Hugo; Ingaramo, María del Rosario; Semhan, Romina Valeria; Etchepare, Eduardo Gabriel; Acosta, José Luis; Falcione, Ana Camila; Álvarez, Blanca Beatriz (Asociación Herpetológica Argentina, 2014)La información sobre biodiversidad es imprescindible para conocer y valorar el patrimonio natural de una región, especialmente para tomar decisiones correctas orientadas a la conservación de su biota (Aceñolaza et al., 2004). -
Reproduction and larval morphology af adenomera diptyx (anura: leptodactylidae) from the Argentinean humid Chaco an Brazilian Pantanal
Zaracho, Víctor Hugo; Nogueira de Carvalho Kokubum, Marcelo (Deutsche Gesellschaft für Herpetologie und Terrarienkunde eV, 2017-02-15)Whereas the external larval morphology of some species of Adenomera has been described, their internal morphology remains poorly studied. In this work, we provide information on the reproductive features and larval morphology ... -
The karyotype of adenomera diptyx (boettger 1885) (anura, leptodactylidae) from northeastern Argentina
Zaracho, Víctor Hugo; Hernando, Alejandra Beatriz (Sociedade Brasileira de Genética, 2011)In this work we analyzed the karyotype of five populations of Adenomera diptyx from Argentina after conventional staining, Ag-NOR and C-banding. All specimens presented 2n = 26 and FN = 34. The karyotype was formed by ...