![Paulo MELO-SAMPAIO | Research Associate | Doctor of Philosophy | Federal University of Rio de Janeiro, Rio de Janeiro | UFRJ | Departamento de Vertebrados Paulo MELO-SAMPAIO | Research Associate | Doctor of Philosophy | Federal University of Rio de Janeiro, Rio de Janeiro | UFRJ | Departamento de Vertebrados](https://www.researchgate.net/profile/Miqueias-Ferrao/publication/357187853/figure/fig5/AS:1111436994592771@1641998637706/Ventral-view-of-species-from-Osteocephalus-alboguttatus-species-group-A-Osteocephalus_Q320.jpg)
Paulo MELO-SAMPAIO | Research Associate | Doctor of Philosophy | Federal University of Rio de Janeiro, Rio de Janeiro | UFRJ | Departamento de Vertebrados
![Paulo MELO-SAMPAIO | Research Associate | Doctor of Philosophy | Federal University of Rio de Janeiro, Rio de Janeiro | UFRJ | Departamento de Vertebrados Paulo MELO-SAMPAIO | Research Associate | Doctor of Philosophy | Federal University of Rio de Janeiro, Rio de Janeiro | UFRJ | Departamento de Vertebrados](https://www.researchgate.net/profile/Jhon-Lopez-Rojas/publication/350135954/figure/fig1/AS:1002723449262080@1616079308462/Figura-1-A-Renacuajo-de-Osteocephalus-castaneicola-canibalizando-un-renacuajo-pequeno_Q320.jpg)
Paulo MELO-SAMPAIO | Research Associate | Doctor of Philosophy | Federal University of Rio de Janeiro, Rio de Janeiro | UFRJ | Departamento de Vertebrados
![Paulo MELO-SAMPAIO | Research Associate | Doctor of Philosophy | Federal University of Rio de Janeiro, Rio de Janeiro | UFRJ | Departamento de Vertebrados Paulo MELO-SAMPAIO | Research Associate | Doctor of Philosophy | Federal University of Rio de Janeiro, Rio de Janeiro | UFRJ | Departamento de Vertebrados](https://www.researchgate.net/profile/Miqueias-Ferrao/publication/357187853/figure/fig1/AS:1111436990386176@1641998636603/Bayesian-BI-phylogenetic-tree-of-Osteocephalus-and-closely-related-genera-inferred_Q320.jpg)