Aphyoditeinae Bryconinae Characinae Cheirodontinae Gymnocharacinae Heterocharacinae Iguanodectinae Rhoadsiinae Salmininae Stethaprioninae Stevardiinae Tetragonopterinae The Characidae, characids or characins are a family of freshwater subtropical and tropical fish, belonging to the order Characiformes. The name `characins` is the historical one,..... Found on http://en.wikipedia.org/wiki/Characidae