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Phylogenetic position of Dendropsophus gaucheri (Lescure and Marty 2000) highlights the need for an in-depth investigation of the phylogenetic relationships of Dendropsophus (Anura: Hylidae)

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Autor(es):
Fouquet, Antoine ; Noonan, Brice P. ; Blanc, Michel ; Dill Orrico, Victor Goyannes
Número total de Autores: 4
Tipo de documento: Artigo Científico
Fonte: Zootaxa; v. N/A, n. 3035, p. 9-pg., 2011-09-20.
Resumo

Dendropsophus gaucheri is a recently described species which inhabits open areas of the eastern part of the Guiana Shield and is currently assigned to the D. parviceps species group based on the presence of a subocular cream spot. Herein we investigate its phylogenetic position including material from the type locality and newly documented populations from Suriname and Brazil based on mtDNA sequences. The species, as well as D. riveroi which is assigned to the D. minimus species group, were recovered nested within the D. microcephalus species group which implies the paraphyly of the three Dendropsophus species groups. Such result, along with other evidences, highlights the need for a thorough revision of the genus. The genetic distances among D. gaucheri samples studied are low confirming their conspecificity and suggesting recent connections among populations from open areas currently isolated by rainforest in the lowlands of the Guiana Shield. (AU)

Processo FAPESP: 07/57067-9 - Filogenia do grupo de dendropsophus marmoratus (anura:hylidae).
Beneficiário:Victor Goyannes Dill Orrico
Modalidade de apoio: Bolsas no Brasil - Doutorado
Processo FAPESP: 09/51931-9 - Limites de especies e historia evolutiva de leptodactylus do grupo marmoratus (amphibia: anura: leptodactylidae): investigando grandes mudancas no passado da amazonia com pequenos sapos e marcadores ...
Beneficiário:Antoine Fouquet
Modalidade de apoio: Bolsas no Brasil - Pós-Doutorado