Use este identificador para citar o ir al link de este elemento: http://hdl.handle.net/1843/72103
Tipo: Artigo de Periódico
Título: Spider species richness and sampling effort at Cracraft´S Belém Area of Endemism
Autor(es): Bruno Vinícius Bastos Rodrigues
Manoel Barros Aguiar-Neto
Ubirajara de Oliveira
Adalberto José Dos Santos
Antonio Domingos Brescovit
Marlúcia Bonifácio Martins
Alexandre B. Bonaldo
Resumen: A list of spider species is presented for the Belém Area of Endemism, the most threatened region in the Amazon Basin, comprising portions of eastern State of Pará and western State of Maranhão, Brazil. The data are based both on records from the taxonomic and biodiversity survey literature and on scientific collection databases. A total of 319 identified species were recorded, with 318 occurring in Pará and only 22 in Maranhão. About 80% of species are recorded at the vicinities of the city of Belém, indicating that sampling effort have been strongly biased. To identify potentially high-diversity areas, discounting the effect of variations in sampling effort, the residues of a linear regression between the number of records and number of species mapped in each 0.25°grid cells were analyzed. One grid, representing the Alto Turiaçu Indigenous land, had the highest deviation from the expected from the linear regression, indicating high expected species richness. Several other grid cells showed intermediate values of the regression residuals, indicating species richness moderately above to the expected from the model.
Asunto: Amazonas
Aranha
Diversidade
Aracnideo
Brasil
Idioma: eng
País: Brasil
Editor: Universidade Federal de Minas Gerais
Sigla da Institución: UFMG
Departamento: ICB - DEPARTAMENTO DE ZOOLOGIA
Tipo de acceso: Acesso Aberto
Identificador DOI: 10.1590/0001-3765201720150378
URI: http://hdl.handle.net/1843/72103
Fecha del documento: 2017
metadata.dc.url.externa: http://www.scielo.br/scielo.php?script=sci_arttext&pid=S0001-37652017000401543&lng=pt&nrm=iso&tlng=en
metadata.dc.relation.ispartof: Anais da Academia Brasileira de Ciências
Aparece en las colecciones:Artigo de Periódico

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