Within Gavialidae are two subfamilies: Gavialinae, which includes the living gharial, and Gryposuchinae, which includes several extinct forms such as Gryposuchus and Aktiogavialis.
Dentro de Gavialidae hai dúas subfamilias: Gavialinae, que inclúe o gavial vivo, e Gryposuchinae, que comprende varias formas extintas como Gryposuchus e Aktiogavialis.