◆メガピラナ・パラネンシス (絶滅) Megapiranha paranensis Cione, Dahdul, Lundberg & Machado-Allison 2009 *2009『Megapiranha paranensis, a New Genus and Species of Serrasalmidae [Characiformes, Teleostei] from the Upper Miocene of Argentina:Alberto Luis Cione, Wasila M.Dahdul, John Graham Lundberg & Antonio Machado-Allison』。