Taxonomic changes »
Taxon schemes »
Make taxonomic Flickr tags for this taxon »
Invite photos from other sites »
Wikipedia taxobox »
Tree Browser »
Search descendant taxa »
Embed a widget for this taxon on your website »
Collected in the bay of the river Paraguay, Pantanal of Mato Grosso - Brazil.
Coletado em baía do rio Paraguai, pantanal do Mato Grosso - Brasil.
Acestrorhynchus ("needle jaw" ) is a genus of 14 species of characiform fish found only in freshwater in South America, the sole genus in the family Acestrorhynchidae. Their greatest diversity is in the Orinoco and Amazon basins.