(Eusthenopteron,(Acanthostega,(Ichthyostega,(Tulerpeton,((Crassigyrinus,(Eoherpeton,((Gephyrostegos,((Seymouria,(Caerorhachis,((Greererpeton,(Balanerpeton,Dendrerpeton)),(Eucritta,(Loxomma,(Megalocephalus,Baphetes)))))),(Brukterpeton,(Westlothiana,(Ptyonius,(Adelogyrinus,(Microbrachis,Saxonerpeton))))))),(Proterogyrinus,(Pholiderpeton,Silvanerpeton))))),(Ossinodus,(Whatcheeria,Pederpes)))))));