Characidae

Characidae, or Characins/Characids, are a large family of popular fish belonging to the order of  	 Characiformes with over 700 species. This family includes the well known Piranhas and the Neon Tetra. There are 13 sub-families which are:
 * Agoniatinae
 * Aphyocharacinae
 * Bryconinae
 * Characinae
 * Cheirodontinae
 * Clupeacharacinae
 * Glandulocaudinae
 * Iguanodectinae
 * Rhoadsiinae
 * Serrasalminae
 * Stethaprioninae
 * Tetragonopterinae
 * Incertae sedis (unclassified species)