Payara—Hydrolycus wallacei —(Toledo-Piza, 1999)
As with all members of the genus Hydrolycus, H. wallacei has a laterally compressed body. The greatest body depth occurs from the pectoral fin base and extends vertically. Body depth decreases posteriorly. Unlike other members of the genus, it has relatively smaller canines on the lower jaw and relatively larger scales along the lateral line.
|Bars and Markings||Colors||Size||Key Characters||Similar Species|
|Vertically elongate dark blotch on lateral surface of body. All fins black.||Body and head coloration dark, more silvery on anterior portion of body.||Adults: Museum specimens up to 335mm (about 14 inches)||ateral line scales
|Known Range||Behavior Notes||Habitat||Common Names||IGFA records|
|Countries: Brazil, Columbia, Venezuela.
River Basins: Rio Negro, Rio Orinoco and Rio Casiquiare drainages.
|If you have information. please contact us:||If you have information. please contact us:||Scientific name given after A. R. Wallace, an early Amazon explorer from the mid-1800's|
If you have information. please contact us:
Toledo-Piza, M. 2003. Cynodontidae (Cynodotids). p. 234-237. In: R.E. Reis, S.O. Kullander and C.J. Ferraris, Jr. (eds.) Checklist of the Freshwater Fishes of South and Central America. Porto Alegre: EDIPUCRS, Brasil.
Toledo-Piza, M., N.A. Menezes and G.M. Santos. 1999. Revision of the Neotropical fish genus Hydrolycus (Ostariophysi: Characiformes: Cynodontidae) with the description of two new species. Ichthyol. Explor. Freshwaters, 10 (3): 255-28