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Artículo

The genus Atractus (Serpentes: Colubridae) in northeastern Argentina

Giraudo, Alejandro RaulIcon ; Scrocchi Manfrini, Gustavo JoseIcon
Fecha de publicación: 10/2000
Editorial: British Herpetological Society
Revista: Herpetological Journal
ISSN: 0268-0130
Idioma: Inglés
Tipo de recurso: Artículo publicado
Clasificación temática:
Otros Tópicos Biológicos

Resumen

Abstract: We present a revision of Atractus in north-eastern Argentina based on the examination of newly collected specimens and most of the material available in Argentinean museums. Four species are reported: A. snethlageae, A. paraguayensis, A. reticulatus and A. taeniatus. Atractus badius was erroneously cited as occurring in Argentina based on a specimen from Las Palmas, Chaco province which is reassigned to A. snethlageae. This record represents a considerable southern extension of the known range of the species. Atractus paraguayensis is redescribed based on three new specimens. This species was previously known only from the holotype reported from "Paraguay" without definite locality data. Adult and juvenile colour patterns in life are described. The validity of some diagnostic characters is discussed, and new diagnostic characters are given for A. reticulatus and A. paraguayensis. All species examined showed noteworthy variation in colour pattern. Sexual dimorphism is reported in all species. The distributional patterns and phytogeographic areas occupied by each species in Argentina are discussed. We also characterize morphological variation for each and provide a key for the Argentinean species.
Palabras clave: Atractus , Snake , Classification , Distribution , Taxonomy
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info:eu-repo/semantics/openAccess Excepto donde se diga explícitamente, este item se publica bajo la siguiente descripción: Creative Commons Attribution-NonCommercial-ShareAlike 2.5 Unported (CC BY-NC-SA 2.5)
Identificadores
URI: http://hdl.handle.net/11336/79137
URL: https://www.thebhs.org/publications/the-herpetological-journal/volume-10-number-
Colecciones
Articulos(CCT - NOA SUR)
Articulos de CTRO.CIENTIFICO TECNOL.CONICET - NOA SUR
Citación
Giraudo, Alejandro Raul; Scrocchi Manfrini, Gustavo Jose; The genus Atractus (Serpentes: Colubridae) in northeastern Argentina; British Herpetological Society; Herpetological Journal; 10; 3; 10-2000; 81-90
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