Crocodyliformes Clark 1988 [Sereno, Larsson, Sidor & Gado 2001]
   Mesoeucrocodylia Whetstone & Whybrow 1983 [Sereno, Larsson, Sidor & Gado 2001]
     †Notosuchia Gasparini 1971 [Sereno, Larsson, Sidor & Gado 2001] see Order Notosuchia Dollo, 1914
       Family †Peirosauridae Gasparini, 1982
         1 Genus †Peirosaurus Price, 1955
         2 Genus †Lomasuchus Gasparini, Chiappe & Fernandez, 1991
         3 Genus †Gasparinisuchus Martinelli, Sertich, Garrido & Praderio, 2012
         4 Genus †Uberabasuchus Carvalho, Ribeiro & Avilla, 2004
         5 Genus †Montealtosuchus Carvalho, Vasconcellos & Tavares, 2007