Cynopotamus

Cynopotamus is a genus of characin fishes from South America, with 12 currently described species:
 * Cynopotamus amazonum (Günther, 1868)
 * Cynopotamus argenteus (Valenciennes, 1836)
 * Cynopotamus atratoensis (C. H. Eigenmann, 1907)
 * Cynopotamus bipunctatus Pellegrin, 1909
 * Cynopotamus essequibensis C. H. Eigenmann, 1912
 * Cynopotamus gouldingi Menezes, 1987
 * Cynopotamus juruenae Menezes, 1987
 * Cynopotamus kincaidi (L. P. Schultz, 1950)
 * Cynopotamus magdalenae (Steindachner, 1879)
 * Cynopotamus tocantinensis Menezes, 1987
 * Cynopotamus venezuelae (L. P. Schultz, 1944)
 * Cynopotamus xinguano Menezes, 2007