. "Chordata" . "Aves" . . . . "Sakalava Rail" . "Rallidae" . "(G. Grandidier and Berlioz 1929)" . . . . . . "Gruiformes" . . "Amaurornis" . . "Amaurornis olivieri" . . . "Amaurornis olivieri (G. Grandidier and Berlioz 1929)" . . "Animalia" .