Megalechis picta
Megalechis picta, the Tail bar armored catfish, Tail bar hoplo or Spotted Hoplo, is a species of freshwater ray-finned fish belonging to the family Callichthyidae and the subfamily Callichthyinae, the armoured catfishes. M. picta occurs east of the Andes in the Amazon, Orinoco, and upper Essequibo River basins, and coastal rivers of northern Brazil.