(Eusthenopteron,(Panderichthys,(Elpistostege,Tiktaalik,(Parmastega,(Ventastega,(Acanthostega,(Densignathus,Elginerpeton,Ichthyostega,Metaxygnathus,Perittodus,Ymeria,(Whatcheeria,(Boreognathulus,Pederpes,(Aytonerpeton,Greererpeton,(Sigournea,((((Balanerpeton,Dendrerpeton),(Silvanerpeton,(Eoherpeton,Proterogyrinus))),(Baphetes,Megalocephalus)),(Tantallognathus,(Crassigyrinus,Diploradus))))))))))))));