Males of different species of the M. pictus group recorded in the region of the right bank of Rio Paraná. A) M. apiamici; B) M. egens; C) M. nigropunctatus; D) M. ofaie; E) M. scalaris. Photos by Matheus Volcan.

 
 
  Part of: Volcan MV, Severo-Neto F, Lanés LEK (2018) Unrecognized biodiversity in a world’s hotspot: three new species of Melanorivulus (Cyprinodontiformes: Rivulidae) from tributaries of the right bank of the Rio Paraná basin, Brazilian Cerrado. Zoosystematics and Evolution 94(2): 263-280. https://doi.org/10.3897/zse.94.24406