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      Nova espécie de Bronia Gray, 1845, do Estado do Tocantins, Brasil (Squamata: Amphisbaenidae)

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          Abstract

          Bronia saxosa, sp. n., localidade tipo UHE Luis Eduardo Magalhães, Estado do Tocantins, difere das demais espécies de Bronia Gray, 1865, principalmente por possuir nasais pequenas separadas pela rostral. A nova espécie possui 4 poros, 253-272 anéis corporais, 17-21 anéis caudais, 18-24/1621 segmentos em um anel no meio do corpo.

          Translated abstract

          Bronia saxosa, sp. n. from the state of Tocantins, Brasil, (Hydroelectric Dam Luis Eduardo Magalhães, 09°45'S, 48°21'W), a cerrado area, differs from the remainining species of the genus mainly by having small nasals scutes separated by the rostral. It has (82 specimens) 4 preanal pores, 253-272 body annuli, 17-21 tail annuli and 18-24/16-21 segments to a midbody annulus.

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          Os domínios morfoclimáticos da América do Sul: primeira aproximação

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            The silvestrii species group of Amphisbaena, with the description of two new Brasilian species (Reptilia: Amphisbaenia)

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              A second note on the geographical differentiation of Amphisbaena fuliginosa L., 1758 (Squamata, Amphisbaenidae), with a consideration of the forest refuge model of speciation

              The geographical differentiation of Amphisbaena fuliginosa L. is studied with basis on 220 specimens from 99 definite and 2 generic localities, ranging from Panamá to Puno in Peru and Goiás in Brasil. The pattern found is considered to support Vanzolini's 1951 scheme of five subspecies, defined by color pattern and by four meristic characters, and differentiated in consequence of Quaternary paleoecological events. Recent developments relating to models of differentiation in Quaternary tropical South America are briefly considered. A diferenciação geográfica de Amphisbaena fuliginosa (Reptilia, Amphisbaenia, Amphisbaenidae) é estudada com base em 220 exemplares de 99 localidades definidas e 2 localidades genéricas. O padrão encontrado apoia a conclusão de Vanzolini (1951) de que são reconhecíveis sub-espécies, definidas pelo padrão de colorido e por 4 caracteres merísticos. Esse padrão de diferenciação resultaria de eventos paleoclimáticos Quaternários. Contribuições recentes sobre modelos de diferenciação no Quaternário da América tropical são brevemente discutidos.
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                Author and article information

                Contributors
                Role: ND
                Journal
                paz
                Papéis Avulsos de Zoologia (São Paulo)
                Pap. Avulsos Zool. (São Paulo)
                Museu de Zoologia da Universidade de São Paulo (São Paulo )
                1807-0205
                2003
                : 43
                : 7
                : 139-143
                Affiliations
                [1 ] Universidade de São Paulo Brazil
                Article
                S0031-10492003000700001
                10.1590/S0031-10492003000700001
                2ce97a92-91e1-4ba3-ab1d-1fb326ae6436

                http://creativecommons.org/licenses/by/4.0/

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                SciELO Brazil

                Self URI (journal page): http://www.scielo.br/scielo.php?script=sci_serial&pid=0031-1049&lng=en
                Categories
                ZOOLOGY

                Animal science & Zoology
                Amphisbaenidae,Bronia saxosa,cerrados
                Animal science & Zoology
                Amphisbaenidae, Bronia saxosa, cerrados

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