Hydrolycus wallacei

The Hydrolycus wallacei lives in the pelagic, freshwater environment.

• Hydrolycus wallacei - normally presents/displays in the rivers to the north of the Amazon (Negro river) and some portions of the Orinoco, differ in their coloration, darker than in other members of the sort, absence of scales covering the radii with the anal fin and More

Hydrolycus wallacei: Named by Toledo-Piza, Menezes & Santos in 1999, it is found in the Rio Negro and upper portions of the Rio Orinoco basin. Tetranematichthys wallacei: Named by Vari & Ferraris in 2006. This species occurs in the Amazon and Orinoco basins. More

Hydrolycus wallacei, a new species, is found in the Rio Negro and upper portions of the Rio Orinoco basin differs from its congeners by its dark body coloration, the lack of scales covering the anal-fin rays and by the relatively less developed dentary canine. More

Order : Characiformes
Family : Cynodontidae
Genus : Hydrolycus
Species : Hydrolycus wallacei
Authority : Toledo-Piza, Menezes & Santos,1999