Cynodon (fish)

Cynodon is a genus of dogtooth characins from tropical South America, including the Amazon and Orinoco basins, and rivers in the Guianas. These predatory fish reach up to 32.2 cm in standard length. They are mainly piscivorous, but will also take insects.

Species
There are currently three described species in this genus:
 * Cynodon gibbus (Agassiz, 1829)
 * Cynodon meionactis Géry, Le Bail & Keith, 1999
 * Cynodon septenarius Toledo-Piza, 2000