семейство +Opistodactylidae Ameghino, 1895
+Diogenornis fragilis Alvarenga, 1983
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+Opisthodactylus patagonicus Ameghino, 1895
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семейство Rheidae Bonaparte, 1849
нанду
rheas
+Heterorhea dabbenei Rovereto, 1914
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+Hinasuri nehuensis
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+Protorhea azarae Moreno and Mercerat, 1891
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+Rhea fossilis Moreno and Mercerat, 1891
+Rhea pampeana Moreno and Mercerat, 1891
+Rhea subpampeana Moreno and Mercerat, 1891
