Variation of colour pattern of the caudal fin of females of different species of the Melanorivulus pictus specis group from Rio Paraná, Brazil. A) M. amambaiensis; B) M. apiamici; C) M. egens; D) M. interruptus; E) M. ivinhemensis; F) M. nigropunctatus; G) M. ofaie; H) M. scalaris.

 
 
  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