51222 Anodus elongatus Agassiz, 1829 Hemiodontidae Halftooths Characiformes Teleostei South America: Amazon and Ucayali River basins. AMNH 39979 1964 Anodus elongatus AMNH 40027 1964 Anodus elongatus AMNH 57336 1964 Anodus elongatus AMNH 77373 1965 Anodus elongatus AMNH 77561 1965 Anodus elongatus