Gruiformes | \--+--+--Psophiidae (Trumpeters) | \--+--Aramidae (Limpkin) | \--Gruidae (Cranes) | \--+--+--Heliornithidae (Finfoots) | \--Sarothruridae (Flufftails) \--Rallidae (Rails, Gallinules, Coots)
Gruiformes | \--+--+--Psophiidae (Trumpeters) | \--+--Aramidae (Limpkin) | \--Gruidae (Cranes) | \--+--+--Heliornithidae (Finfoots) | \--Sarothruridae (Flufftails) \--Rallidae (Rails, Gallinules, Coots)