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Biogeografía de la Zona de Transición Mexicana con base en un análisis de árboles reconciliados
Se analizaron las interrelaciones de las areas de endemismo de la Zona de Transicion Mexicana a partir de 3 propuestas de regionalizacion. Se llevo a cabo un analisis biogeografico cladisticoExpand
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Taxonomic Status of the Snake Genera Conopsis and Toluca (Colubridae)
The taxonomic history of the colubrid genera Conopsis and Toluca is complex and has been reviewed by Goyenechea and Flores-Villela (2000). The single character purportedly differentiating them hasExpand
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Beta Diversity in a Highly Heterogeneous Area: Disentangling Species and Taxonomic Dissimilarity for Terrestrial Vertebrates
Quantifying differences in species composition among communities provides important information related to the distribution, conservation and management of biodiversity, especially when twoExpand
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Evidence of niche shift and invasion potential of Lithobates catesbeianus in the habitat of Mexican endemic frogs
Invasive alien species are one of most severe threats to biodiversity and natural resources. These biological invasions have been studied from the niche conservatism and niche shifts perspective.Expand
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Designation of a Neotype for Conopsis nasus (Serpentes: Colubridae)
Abstract The designation of a neotype for Conopsis nasus is necessary because the type specimen is apparently lost, the original description is ambiguous and can be applied to more than one validExpand
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Extreme chromosomal polytypy in a population of sceloporus grammicus (sauria: phrynosomatidae) at santuario mapethé, Hidalgo, México
-The karyotypic status of the mesquite lizard, Sceloporus grammicus, was investigated at two localities at Santuario Mapethe, Hidalgo, Mexico. A total of 23 different karyotypes was recorded from theExpand
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Anfibios y reptiles del valle del Mezquital, Hidalgo, México
Valle del Mezquital Hidalgo, Mexico is known for its high biological richness, but little is known about its herpetofauna. A study to list the amphibians and reptiles of 3 different zones at theExpand
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Taxonomic summary of Conopsis, Günther, 1858 (Serpentes: Colubridae)
The colubrid snake genus Conopsis is distributed in mainland Mexico. The taxonomic history of this genus is complex and recently organisms under the genus Toluca have been synonimized with Conopsis.Expand
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Distribution Patterns of the Mexican Species of Carrion Beetles (Coleoptera: Silphidae)
Abstract Silphidae in Mexico, as in other countries, are a broadly studied family of Coleoptera. However, their geographical distribution in this country has been poorly analyzed. The aim of thisExpand
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